Clinical Micromotors

NLZ E / NLZ

QWarning: HE1 – If you continue to use a contra angle that was determined to be “NG” or “OIL” when the contra check function was performed, the contra heat prevention function will be activated and “HE1” will be displayed. - TS22467

A
Action
Perform maintenance of the handpiece and then check the handpiece with <Contra-Check> function.

QWarning: HE0 – Overload or a risk of abnormal heating of the motor detected. <Motor overheat prevention function>* - TS22472

A
Action
Avoid overloading the handpiece with heavy cutting, etc. and wait for the warning to disappear.
* If you continue using the product, the motor will stop and error code “E8” will be displayed.

QError Code: E0 – The motor shaft is locked. - TS22487

A
Action
Check if the handpiece is connected properly.

QError Code: E1 – Over current in the circuit detected. - TS22495

A
Action
Avoid overloading the handpiece with continuous heavy cutting, etc.
Press the foot pedal again to remove the error.

QError Code: E2 – Higher motor speed than rated value detected. - TS22498

A
Action
Avoid overloading the handpiece with continuous heavy cutting, etc.
Press the foot pedal again to remove the error.

QError Code: E3 – The Motor drive IC (Integrated Circuit) chip on the board that controls the motor- has generated an error signal. - TS22501

A
Action
Avoid overloading the handpiece with continuous heavy cutting, etc.
Press the foot pedal again to remove the error.

QError Code: E4 – High temperature of FET detected. - TS22504

A
Action
Allow the unit to cool down and try again.

QError Code: E5 – Overvoltage input to the unit detected. - TS22507

A
Action
Check proper connection of AC adaptor and AC power cord.

QError Code: E6 – Overvoltage of an LED light detected. - TS22513

A
Action
Check the LED light connection.

QError Code: E7 – Detected a residual overvoltage when themotor was started. - TS22510

A
Action
Wait for approx. 5 sec., then press the foot pedal again.
If the error does not disappear, check if the motor and motor cord are connected properly.

QError Code : E8(1) – A handpiece heat generation error was detected. - TS22700

A
Action
Perform maintenance of the handpiece, and then check the handpiece by the Contra- Check.

QError Code: E8(2) – A heat generation error of the motor was detected. - TS22708

A
Action
Leave the motor until it cools down.

QError Code: E9 – The motor does not start up. - TS22716

A
Action
Check the motor connection.

QError Code: EC – Data cannot be saved to EPROM (Memory). - TS22713

A
Action
Turn the power OFF and then ON again.

QError Code: ED – Signals from the sensor cannot be read. - TS22720

A
Action
Check the connection of the motor to motor cord.

QError Code: EE – An Increased handpiece heat generation error was detected. - TS22719

A
Action
Perform maintenance of the handpiece, and then check the handpiece by the Contra- Check.

QError Code: EF – Under-voltage input to the unit detected. - TS22725

A
Action
Check proper connection of AC adaptor and AC power cord.

QThe LCD Display does not light. - TS22733

A
Cause1
The power Switch is OFF.
Action1
Turn ON the power.
Cause2
The AC adapter or AC power cord is not connected correctly.
Action2
Check the connection.
Cause3
Internal Fuse is blown.
Action3
Contact your Authorized NSK Dealer.

QThe motor does not run. - TS22736

A
Cause1
The tubing, motor cord, AC adapter or AC power cord is not connected correctly.
Action1
Check the connection.
Cause2
The air pressure is not given, or not connected properly from the dental unit.
Action2
Check the air pressure of the dental unit.
Cause3
The LCD Display shows an error code.
Action3
Refer to the error code. Refer to Operation Manual “7-1 Error Code”

QThe rotation speed of the motor does not rise. - TS22739

A
Cause
The air pressure of the dental unit is lower than the “Upper limit of air pressure”
Action
Set the Upper limit of the air pressure below the air pressure of the dental unit. Refer to Operation Manual “3-10 Changing the settings for various functions”

QBeeps continue to sound when turning ON the switch. - TS22744

A
Cause
You are stepping on the foot pedal when turning on the power switch. (Safety function)
Action
Do not step the foot pedal, and turn on the power switch.

QThe LED does not light.  - TS22747

A
Cause
End of life expectancy reached.
Action
Contact your Authorized NSK Dealer.

QThe motor heats up abnormally during rotation. - TS22750

A
Cause
Coolant air is not given, or not properly connected from the dental unit.
Action
Check the air pressure on the side of the dental unit.

QWater leakage - TS24355

A
Cause
The tubing, motor cord is not connected correctly.
Action
Check the connection. If it is happening inside the control unit, contact your Authorized NSK Dealer.

QSettings when the power is turned ON are different from the previous ones when turning off the power. - TS22756

A
Cause
The power is turned OFF using the main unit’s power switch.
Action
Previous settings will not be retained when turning OFF the main unit’s power switch. Turn OFF using the control unit’s Power Key.

Oral Hygiene

Varios Combi Pro2

QError indication - TS25130

A
Error indication
Cause of error
Wireless communication disconnected during ultrasonic mode or powder mode.
Release method
Touch
Error indication
Cause of error
Wireless communication disconnected during ultrasonic mode or powder mode.
Release method
Depress the ON/OFF button.
Error indication
"Battery" is displayed and is flashing.
Cause of error
"BATTERY" is illuminated and is flashing.
Battery less than 10 %.
Release method
Replace the battery. Refer to Operation Manual "3.10 Installing foot control batteries"
Error indication
and are flashing alternately with beep sound.
Cause of error
The ON/OFF button of the foot control is depressed even though the chamber is not attached.
Release method
Attach the chamber to the control unit then operate the powder mode.
Error indication
and / are displayed, and 0 and are flashing with beep sound.
Cause of error
The ON/OFF button of the foot control is depressed even though the irrigation level is "0".
Release method
Rotate the water volume adjustment dial and adjust the irrigation level (1 - 10).
Error indication
G/E/P and are flashing alternately with beep sound.
Cause of error
Keep pressing the ON/OFF button when exiting the sleep mode.
Release method
Release the ON/OFF button.
Error indication
and /// are flashing alternately with beep sound.
Cause of error
Keep pressing the ON/OFF button when exiting the sleep mode.
Release method
Release the ON/OFF button.

QError code - TS25179

A
ERROR 0
Description of error
System error
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 1
Description of error
24 V voltage abnormality
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 2
Description of error
12 V voltage abnormality
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 3
Description of error
Pump current abnormality
Check/Remedy
Check the connection of the irrigation pump. If the error still persists, contact your authorized NSK dealer.
ERROR 4
Description of error
Air pressure abnormality
Check/Remedy
Check the incoming air pressure. If the error still persists, contact your authorized NSK dealer.
ERROR 5
Description of error
Heater voltage abnormality
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 6
Description of error
Heater current abnormality
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 7
Description of error
Heater temperature abnormality
Check/Remedy
Check the water circuit, and then supply the control unit with water.
Cool down the control unit, and then operate it again.
If the error still persists, contact your authorized NSK dealer.
ERROR 8
Description of error
Foot control communication abnormality
Check/Remedy
Check the connection of the foot control. If the error still persists, contact your authorized NSK dealer.
ERROR 9
Description of error
Ultrasonic handpiece abnormality
Check/Remedy
Check the connection of the ultrasonic handpiece. If the error still persists, contact your authorized NSK dealer.
ERROR 10
Description of error
Air proportional control valve current abnormality
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 12
Description of error
Touch sensor communication abnormality
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 13
Description of error
Ultrasonic unit self-check error
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.
ERROR 14
Description of error
Ultrasonic unit system error
Check/Remedy
Turn off the control unit, and then turn it on again. If the error still persists, contact your authorized NSK dealer.

QThe screen does not display anything even when the power switch is turned on. - TS25185

A
Cause1
The plug is improperly inserted to power source.
Remedy1
Check to make sure that the plug is properly connected.
Cause2
Malfunction of the power switch.
Remedy2
Contact your authorized NSK dealer*.
Cause3
The fuse has blown.
Remedy3
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QA beep sounds. - TS25188

A
Cause1
Power was turned on while the foot control was depressed.
Remedy1
Release the foot control and turn the power switch on.
Cause2
Abnormal heating of the control unit.
Remedy2
Stop the operation and wait until the control unit cools down.

QTouch panel does not react well, or the touched key is not recognized correctly. - TS25191

A
Cause1
Calibration is slightly misaligned due to static electricity, exogenous noise, etc.
Remedy1
Turn the power switch off and then on.
Cause2
The key was not touched at the center.
Remedy2
Touch the center of the key.
Cause3
Malfunction of the control unit.
Remedy3
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QWater does not stop. The water level cannot be adjusted. - TS25194

A
Cause1
Water volume adjustment dial has been damaged.
Remedy1
Contact your authorized NSK dealer*.
Cause2
Damage or wear of an O-ring.
Remedy2
Replace the O-ring with a new one. Refer to Operation Manual "6.1.5 Chamber connector"
Cause3
The water circuit has been clogged with foreign materials.
Remedy3
Perform auto-cleaning. If the symptom is still not resolved, contact your authorized NSK dealer.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThere is no warm water. - TS25197

A
Cause1
Malfunction of the control unit.
Remedy1
Contact your authorized NSK dealer*.
Cause2
Water temperature setting is "OFF".
Remedy2
Set warm water to "ON". Refer to Operation Manual "7.3.2 Setting warm water"
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QWater is leaking from the bottle connector or irrigation bottle. - TS25200

A
Cause1
Bottle lid is not tightened firmly.
Remedy1
Firmly tighten the bottle lid.
Cause2
Worn O-ring or gasket of the bottle lid.
Remedy2
Replace the O-ring or gasket with a new one.
Cause3
Irrigation bottle is not inserted all the way. (There is a gap between the irrigation bottle and the control unit.)
Remedy3
Insert the irrigation bottle all the way.
Make sure that there is no gap between the irrigation bottle and the control unit.

QAfter the power is turned on, “CONNECT” or “PUSH FC” is displayed and the screen does not change. - TS25203

A
Cause
The foot control could not be connected.
Remedy
Perform the following steps.
1. When "PUSH FC" is displayed on the LCD, depress and hold the ON/OFF button of the foot control.
If the screen does not change after five minutes, touch
2. Replace the batteries with new ones.
3. Depress and hold the ON/OFF button of the foot control. If the screen does not change after five minutes, pair the control unit and the foot control again. Refer to Operation Manual "7.3.1 Pairing/unpairing foot control".
If the screen does not change after performing the steps 1 through 3, contact your authorized NSK dealer.

QThe product does not operate even when the ON/OFF button of the foot control is depressed. - TS25207

A
Cause1
The foot control has not been connected.
Remedy1
Perform the following steps.
1. Remove any obstructions between the control unit and the foot control (which may be blocking communication).
2. Turn off the power switch, and then turn it on again.
3. Replace the batteries of the foot control with new ones.
4. Pair the control unit and the foot control. Refer to Operation Manual "7.3.1 Pairing/unpairing foot control"
5. If the foot control cannot connect with the control unit after performing the steps 1 through 4, contact your authorized NSK dealer.*
Cause2
Poor response of foot control buttons due to long periods of inactivity.
Remedy2
Perform calibration of the foot control. Refer to Operation Manual "7.3.8 Foot control calibration"
Cause3
Malfunction of the control unit or foot control.
Remedy3
Perform the following steps.
1. Replace the batteries of the foot control with new ones.
2. Pair the control unit and the foot control. Refer to Operation Manual "7.3.1 Pairing/unpairing foot control"
3. Depress the ON/OFF button of the foot control to confirm that the product is operating.
If the product does not operate after performing the steps 1 through 3, repairs are required. Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThe product operates although the ON/OFF button of the foot control is not depressed. - TS25210

A
Cause
Malfunction of the control unit.
Remedy
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThe product does not stop although you lift your foot off the ON/OFF button. - TS25213

A
Cause
Malfunction of the control unit.
Remedy
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

Q“COM ERROR” is shown on the display. - TS25216

A
Cause
The foot control has not been connected.
Remedy
Perform the following steps.
1. Touch to cancel the error.
2. Remove any obstructions between the control unit and the foot control (which may be blocking communication).
3. Wait for the foot control to be automatically connected.

If it is not automatically connected, perform the following procedure:
1. Replace the batteries of the foot control with new ones.
2. Pair the control unit and the foot control. Refer to Operation Manual "7.3.1 Pairing/unpairing foot control"
3. Depress the ON/OFF button of the foot control to confirm that the product is operating.
If the error persists after performing the steps 1 through 3, repairs are required. Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

Q“BATTERY” is shown on the display. - TS25222

A
Cause
The batteries of the foot control are running down.
Remedy
Perform the following steps.
1. Depress the ON/OFF button of the foot control or touch to cancel the "BATTERY" indication.
2. Replace the batteries of the foot control with new ones.

If the "BATTERY" indication does not disappear after performing the steps 1 through 2, repairs are required.
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QBeeps sound, and the ultrasonic mode display (P/E/G) and [icon A] flash alternately when the foot control button is depressed. (Ultrasonic mode) - TS25228

A
icon A:
Cause
The sensor built inside the ultrasonic handpiece holder is soiled and mistakenly detects mounting of the ultrasonic handpiece.
Remedy
Wipe off soil from the sensor built inside the ultrasonic handpiece holder.

QThere is no vibration or the vibration is poor. (Ultrasonic mode) - TS25235

A
Cause1
The AC power cord plug is not connected to the wall socket, or electricity is not supplied to the wall socket.
Remedy1
Check the connection.
Cause2
The fuse has blown.
Remedy2
Contact your authorized NSK dealer*.
Cause3
The tip is not tightened firmly.
Remedy3
Re-tighten the tip with the tip wrench by rotating the tip wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the tip wrench as it may be worn out.
Cause4
The tip is worn.
Remedy4
Replace the tip with a new one.
Cause5
The threads of the ultrasonic handpiece and tip are not clean.
Remedy5
Wipe them clean.
Cause6
The threads of the ultrasonic handpiece are worn out as a result of long term use.
Remedy6
Contact your authorized NSK dealer*.
Cause7
Power has not been correctly adjusted for the tip.
Remedy7
Adjust the power so that it does not exceed the set upper limit value mentioned in the supplied operation manual of the tip. Refer to Operataion Manual "1.2 Related manuals"
Cause8
The foot control has not been connected.
Remedy8
Pair the control unit and the foot control. Refer to Operation Manual "7.3.1 Pairing/unpairing foot control"
Cause9
Failure of the vibration device in the ultrasonic handpiece.
Remedy9
Contact your authorized NSK dealer*.
Cause10
Failure of internal components of the foot control.
Remedy10
Contact your authorized NSK dealer*.
Cause11
The sensor built into the ultrasonic handpiece holder is dirty and mistakenly detects mounting of the ultrasonic handpiece.
Remedy11
Wipe the sensor clean.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThe tip is bent or broken. (Ultrasonic mode) - TS25238

A
Cause
Power has not been correctly adjusted for the tip.
Remedy
Adjust the power so that it does not exceed the set upper limit value mentioned in the supplied operation manual of the tip. Refer to Operation Manual "1.2 Related manuals"

QThe tip falls off. (Ultrasonic mode) - TS25241

A
Cause
The tip is not tightened firmly.
Remedy
Re-tighten the tip with the tip wrench by rotating the tip wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the tip wrench as it may be worn out.

QThe ultrasonic handpiece produces a loud noise. (Ultrasonic mode) - TS25244

A
Cause1
Power has not been correctly adjusted for the tip.
Remedy1
Adjust the power so that it does not exceed the set upper limit value mentioned in the supplied operation manual of the tip. Refer to Operation Manual "1.2 Related manuals"
Cause2
The tip is not tightened firmly.
Remedy2
Re-tighten the tip with the tip wrench by rotating the tip wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the tip wrench as it may be worn out.
Cause3
Failure of the ultrasonic handpiece vibration device or control units internal components.
Remedy3
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThe ultrasonic handpiece is overheating. (Ultrasonic mode) - TS25256

A
Cause1
Power has not been correctly adjusted for the tip.
Remedy1
Re-tighten the tip with the tip wrench by rotating the tip wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the tip wrench as it may be worn out.
Cause2
The tip is not tightened firmly.
Remedy2
Re-tighten the tip with the tip wrench by rotating the tip wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the tip wrench as it may be worn out.
Cause3
The threads of the ultrasonic handpiece and tip are not clean.
Remedy3
Wipe them clean.
Cause4
The threads of the ultrasonic handpiece are worn out as a result of long term use.
Remedy4
Contact your authorized NSK dealer.
Cause5
The irrigation level is insufficient or irrigation has stopped.
Remedy5
Irrigate at an adequate volume.
Cause6
Failure of the ultrasonic handpiece vibration device or control units internal components.
Remedy6
Contact your authorized NSK dealer.

QNo irrigation supply and/or unstable irrigation supply. (Ultrasonic mode) - TS25262

A
Cause1
The pump tube of the irrigation pump is twisted. (When using the bottle)
Remedy1
Straighten the twisted irrigation tube.
Cause2
It is time to replace the irrigation pump.
(When using the bottle)
Remedy2
Replace the irrigation pump with a new one. Refer to Operation Manual "6.2 Replacing the pump"

QNo or poor water supply. (When using tap water) (Ultrasonic mode) - TS25265

A
Cause1
Water is not supplied to the control unit.
Remedy1
Check the water circuit so that water is supplied to the control unit. Supply water pressure: 0.1-0.3 MPa
Cause2
The irrigation level has not been adjusted.
Remedy2
Adjust the irrigation level by rotating the water volume adjustment knob. Refer to Operation Manual "When using tap water" in "3.13.1 Setting irrigation mode".
Cause3
Water supply is sometimes unstable when the irrigation level is insufficient.
Remedy3
This is not a malfunction. Adjust the irrigation level by rotating the water volume adjustment knob. Refer to Operation Manual "When using tap water" in "3.13.1 Setting irrigation mode".
Cause4
The water filter is clogged with foreign substances.
Remedy4
Replace the water filter with a new one. Refer to Operation Manual "6.3 Replacing the water filter"

QWater leaks. (Ultrasonic mode) - TS25268

A
Cause
The water hose is not inserted into the water hose connector correctly.
Remedy
Insert the water hose into the water hose connector fully and firmly. Refer to Operation Manual "3.3 Connecting water hose"

QUltrasonic handpiece LED does not light. (Ultrasonic mode) - TS25272

A
Cause1
The O-ring of the connection part between the ultrasonic handpiece and handpiece cord is damaged or worn.
Remedy1
Replace the O-ring with a new one. Refer to Operation Manual "6.1.1 Handpiece cord"
Cause2
Failure in the control unit or water circuit.
Remedy2
Contact your authorized NSK dealer*.
Cause3
The glass rod of the ultrasonic handpiece is damaged as a result of a long term use.
Remedy3
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QAlarms sound, and [icon B] and [icon C] (tooth icon) flash alternately when the foot control ON/OFF button or operation mode/rinse button is depressed. (Powder mode) - TS25277

A
icon B:   icon C:
Cause1
The sensor built inside the powder handpiece holder is dirty and mistakenly detects mounting of the powder handpiece.
Remedy1
Wipe off soil from the sensor built inside the powder handpiece holder.
Cause2
The chamber is not attached securely.
Remedy2
Attach the chamber securely until you hear a click sound. Refer to Operation Manual "3.9 Attaching and removing chamber"

QNo notification sound, or the prophy mode [icon D] or perio mode [icon E] is not displayedeven when the chamber is attached. (Powder mode) - TS25281

A
icon D:   icon E:
Cause
Failure in the control unit (broken wire) Damage to the sensor built into the chamber.
Remedy
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QAir and powder are not supplied, or air and powder are supplied but the pressure is not strong enough and cleaning power is also weak. (Powder mode) - TS25284

A
Cause1
Nozzle is deformed or damaged.
Remedy1
Replace the nozzle with a new one. Refer to Operation Manual "4.2.3.2 Using in perio mode" - "■ Attaching nozzle".
Cause2
The inside of the nozzle tip is clogged with powder.
Remedy2
Replace the nozzle tip with a new one. Refer to Operation Manual "4.2.3.2 Using in perio mode" - "■ Using nozzle tip".
Cause3
The inside of the powder handpiece is clogged with powder.
Remedy3
Perform the following steps.
1. Clean the nozzle base with the supplied cleaning wire (S).
2. Clean the nozzle end with the supplied cleaning file.
3. Clean the inside of the powder handpiece with the cleaning wire (L).
If powder and air do not flow after the cleaning described above, perform ultrasonic cleaning with warm water. Refer to Operation Manual "5.8 Ultrasonic cleaning (weekly)"
Cause4
The inside of the chamber is clogged with powder.
Remedy4
Remove powder from the chamber. Refer to Operation Manual "5.5.1 Removing powder"
Cause5
Powder has partially solidified with water, etc., in the air passage.
Remedy5
Remove powder from the air passage. Refer to Operation Manual "5.2.1 Ultrasonic"
Cause6
Powder container has been left open exposing powder to the air.
Remedy6
Dispose of the powder and use new powder
Cause7
Water is mixed in supply air.
Remedy7
Open the filter in the air supply circuit to drain the compressor, and check that water has not accumulated inside the air filter and compressor drain.
Cause8
The element has been clogged.
Remedy8
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QWater leaks from between the powder handpiece and handpiece hose. (Powder mode) - TS25290

A
Cause
The O-ring is scratched.
Remedy
Perform the following steps.
1. Replace the O-ring of the handpiece side connector of the handpiece hose.
2. Apply a drop of the supplied lubrication oil and rub it in with your finger. Refer to Operation Manual "6.1.2 Handpiece hose (Prophy-Hose2/Perio-Hose2)"

QAir leaks from between the chamber lid and the chamber. (Powder mode) - TS25293

A
Cause
The gasket has been worn or damaged.
Remedy
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThe chamber lid cannot be tightened. (Powder mode) - TS25296

A
Cause
Powder adheres to the threads of the chamber and/or the chamber lid.
Remedy
Clean the threads of the chamber lid. Refer toOperation Manual "5.5.3 Cleaning chamber lid"

Varios Combi Pro

QBeeping sound (Ultrasonic Mode and Powder Mode) - TS18103

A
Cause1
Power was turned on while the Foot Control was depressed.
Remedy1
Release the Foot Control and turn the POWER switch to ON.
Cause2
Abnormal heating of the Control Unit.
Remedy2
Stop operation and leave until Control Unit cools.

QTouch panel does not react well or touched key is not recognized correctly. (Ultrasonic Mode and Powder Mode) - TS18113

A
Cause1
Calibration is slightly misaligned due to static electricity, exogenous noise, etc.
Remedy1
Turn the POWER switch to OFF and then to ON.
Cause2
Key was not touched in the center.
Remedy2
Touch the center of the key.

QWater does not stop / The water level cannot be adjusted (Ultrasonic Mode and Powder Mode) - TS18111

A
Cause1
Damage or wear of the O-Ring.
Remedy1
Follow the procedure in Operation Manual “10-1-5 Chamber Base Connector” to replace the O-Ring.
Cause2
Foreign material has become clogged in the water line.
Remedy2
Perform Auto-Cleaning. If the symptom is still not resolved, contact your Authorized NSK Dealer.

QAlarm sounds are heard, and the Ultrasonic Mode Display (P/E/G) and “ULTRASONIC” blink alternately when the Foot Control button D is depressed. (Ultrasonic Mode) - TS18072

A
Cause
The sensor built in to the Handpiece Holder is dirty and mistakenly detects mounting of the Handpiece.
Remedy
Wipe the sensor clean.

QNo/Poor vibration. (Ultrasonic Mode) - TS18099

A
Cause1
The AC power cord plug is not connected to the wall socket or electricity is not supplied to the wall socket.
Remedy1
Check the connection.
Cause2
The Fuse is burned out.
Remedy2
Refer to Operation Manual "10-5 Replacing the fuse" and replace the fuse.
Cause3
The Tip is not tightened firmly.
Remedy3
Rotate the Tip Wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the Tip Wrench as it may be worn out.
Cause4
Worn Tip.
Remedy4
Replace the Tip.
Cause5
The screw parts of the Handpiece and Tip are not clean.
Remedy5
Wipe them clean.
Cause6
The screw parts of the Handpiece are worn out as a result of a long time of use.
Remedy6
Contact your Authorized NSK Dealer.*
Cause7
Power has not been correctly adjusted for the Tip.
Remedy7
Adjust the power so it does not exceed the maximum power level mentioned in Tip-Power Guide or on the Tip case label.
Cause8
The Foot Control is disconnected.
Remedy8
Connect the Foot Control Cord lead correctly.
Cause9
Failure of vibration device in the Handpiece.
Remedy9
Contact your Authorized NSK Dealer.*
Cause10
Failure of internal components of the Foot Control.
Remedy10
Contact your Authorized NSK Dealer.*
Cause11
The sensor built in to the Handpiece Holder is dirty and mistakenly detects mounting of the Handpiece.
Remedy11
Wipe the sensor clean.
* Cannot be fixed at clinics, etc.

QThe Tip is bent or broken. (Ultrasonic Mode) - TS18095

A
Cause
Power has not been properly adjusted for the Tip.
Remedy
Adjust the power so it does not exceed the maximum power level mentioned in Tip-Power Guide or the Tip case label.

QThe Tip falls off. (Ultrasonic Mode) - TS18093

A
Cause
The Tip is not tightened firmly.
Remedy
Tighten the Tip until the Tip Wrench clicks.

QNoise from the Handpiece. (Ultrasonic Mode) - TS20996

A
Cause1
Power has not been properly adjusted for the Tip.
Remedy1
Adjust the power so it does not exceed the maximum power level mentioned in Tip-Power Guide or the Tip case label.
Cause2
The Tip is not tightened firmly.
Remedy2
Rotate the Tip Wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the Tip Wrench as it may be worn out.
Cause3
Failure of vibration in the Handpiece or the Control Unit.
Remedy3
Contact your Authorized NSK Dealer.*
* Cannot be fixed at clinics, etc.

QThe Handpiece is overheating. (Ultrasonic Mode) - TS21000

A
Cause1
Power has not been properly adjusted for the Tip.
Remedy1
Adjust the power so it does not exceed the maximum power level mentioned in Tip-Power Guide or the Tip case label.
Cause2
The Tip is not tightened firmly.
Remedy2
Rotate the Tip Wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the Tip Wrench as it may be worn out.
Cause3
The screw parts of the Handpiece and Tip are not clean.
Remedy3
Wipe them clean.
Cause4
The screw parts of the Handpiece are worn out as a result of a long time of use.
Remedy4
Contact your Authorized NSK Dealer.*
Cause5
The Irrigation Volume is insufficient or irrigation has stopped.
Remedy5
Irrigate at an adequate volume.
Cause6
Vibration failure in the Handpiece or the Control Unit.
Remedy6
Contact your Authorized NSK Dealer.*
* Cannot be fixed at clinics, etc.

QNo Irrigation supply and/or unstable Irrigation supply (when using the Bottle) (Ultrasonic Mode) - TS21005

A
Cause1
The Irrigation Tube is twisted.
Remedy1
Straighten the twisted Irrigation Tube.
Cause2
Time to replace the Irrigation Pump.
Remedy2
Replace with a new Irrigation Pump (Refer to Operation Manual "10-2 Changing the Irrigation Pump").

QNo/Poor water supply. (when using External Water) (Ultrasonic Mode) - TS21248

A
Cause1
Water is not supplied to the Control Unit.
Remedy1
Check the water circuit so that water is supplied to the Control Unit. Supply water pressure: 0.1 - 0.3MPa
Cause2
The Irrigation Volume is set to “0.”
Remedy2
Adjust to the adequate Irrigation Volume using the Irrigation Volume setting.
Cause3
Water supply may be unstable when the Irrigation Volume is insufficient.
Remedy3
This is not a malfunction. Increase the Irrigation Volume in the Irrigation Volume setting.
Cause4
Water Filter is clogged with foreign substances.
Remedy4
Replace the water filter with a new one.

QWater leakage. (Ultrasonic Mode) - TS21010

A
Cause1
The Irrigation Tube is not connected correctly.
Remedy1
Firmly insert the Irrigation Tube all the way into the Irrigation Connector.
Cause2
O-Ring at the Handpiece Cord is worn or damaged.
Remedy2
Replace with a new O-ring by following the procedures in Operation Manual "10-1-1 Handpiece Cord."
Cause3
The water circuitry in the Control Unit is damaged.
Remedy3
Contact your Authorized NSK Dealer.*
* Cannot be fixed at clinics, etc.

QHandpiece LED does not illuminate. (Ultrasonic Mode) - TS21013

A
Cause1
The Handpiece is not connected to the Handpiece Cord correctly.
Remedy1
Firmly insert the Handpiece all the way into the Handpiece Cord.
Cause2
Failure in the Control Unit.
Remedy2
Contact your Authorized NSK Dealer.*
* Cannot be fixed at clinics, etc.

QAlarms are heard, and “POWDER” and the tooth icon blink alternately when the Foot Control button D or B is depressed. (Powder Mode) - TS21016

A
Cause1
The sensor built in to the Handpiece Holder is dirty and mistakenly detects mounting of the Handpiece.
Remedy1
Wipe the sensor clean.
Cause2
Chamber is not attached securely.
Remedy2
Attach the Chamber securely until the confirmation sound is heard.

QConfirmation sound cannot be heard, or the icon that indicates Prophy Mode or Perio Mode is not displayed when the Chamber is attached. (Powder Mode) - TS21019

A
Cause
Failure in the Control Unit (disconnection).
Remedy
Contact your Authorized NSK Dealer.*
* Cannot be fixed at clinics, etc.

QAir and powder are not supplied. Or air and powder are supplied but the pressure is not strong enough and cleaning power is also weak. (Powder Mode) - TS21022

A
Cause1
The inside of the Nozzle Tip is clogged with powder.
Remedy1
Replace the Nozzle Tip.
Cause2
The inside of the Handpiece is clogged with powder.
Remedy2
Clean the Nozzle base with the supplied Cleaning wire (small) and Nozzle end with the cleaning file.
In addition, clean the inside of the Handpiece with the Cleaning wire (large). If powder and air do not flow after being cleaned as described above, perform Ultrasonic Cleaning with warm water. (Refer to Operation Manual “9-2-3 Ultrasonic Cleaning.”)
Cause3
The inside of the Chamber is clogged with powder.
Remedy3
Remove powder from inside the Chamber by following the procedures in Operation Manual "9-4 Cleaning the Chamber and Hose."
Cause4
Powder has partially solidified with water, etc., in the air passage.
Remedy4
Remove powder from inside the passage by following the procedures in Operation Manual "9-2-1 Auto- Cleaning."
Cause5
Powder container has been left open exposing powder to the air.
Remedy5
Dispose of the powder and use new powder.
Cause6
Water is mixed in supply air.
Remedy6
Open the filter in the air supply circuit to drain the compressor, and check that water has not accumulated inside the air filter and compressor drain.
Cause7
The VCP Element is clogged.
Remedy7
Contact your Authorized NSK Dealer.*
* Cannot be fixed at clinics, etc.

QWater leaks from between the Handpiece and Handpiece Hose. (Powder Mode) - TS21025

A
Cause
The O-ring is chipped.
Remedy
Replace the O-ring in the Handpiece joint section, apply the supplied turbine oil and rub it in with your finger. (Refer to Operation Manual "10-1-2 Handpiece Hose (for Prophy use and Perio use).")

QCannot remove the Chamber because the Lock Button cannot be pressed (Powder Mode) - TS21028

A
Cause
The button is locked
Remedy
Follow the procedure in “Releasing the Lock Button” in Operation Manual “9-4 Cleaning the Chamber and Hose” to release the Lock. If the symptom is not resolved, contact your Authorized NSK Dealer.*
* Cannot be fixed at clinics, etc.

Varios2 Ultrasonic Handpiece

QThere is no vibration or the vibration is poor. - TS25299

A
Cause1
The threads of the ultrasonic handpiece are worn out as a result of a long time of use.
Remedy1
Wipe them clean.
Cause2
The threads of the ultrasonic handpiece are worn out as a result of long term use.
Remedy2
Contact your authorized NSK dealer*.
Cause3
Failure of the vibration device in the ultrasonic handpiece.
Remedy3
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThe ultrasonic handpiece produces a loud noise. - TS25302

A
Cause1
Power has not been correctly adjusted for the tip.
Remedy1
Adjust the power so that it does not exceed the set upper limit value mentioned in the supplied operation manual of the tip. Refer to Operation Manual "Related manuals"
Cause2
The tip is not tightened firmly.
Remedy2
Re-tighten the tip with the tip wrench by rotating the tip wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the tip wrench as it may be worn out.
Cause3
Failure of the ultrasonic handpiece's vibration device or control unit's internal components.
Remedy3
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QThe ultrasonic handpiece is overheating. - TS25303

A
Cause1
Power has not been correctly adjusted for the tip.
Remedy1
Adjust the power so that it does not exceed the set upper limit value mentioned in the supplied operation manual of the tip. Refer to Operation Manual "Related manuals"
Cause2
The tip is not tightened firmly.
Remedy2
Re-tighten the tip with the tip wrench by rotating the tip wrench until it makes a click sound and cannot rotate any further. If the problem still persists, replace the tip wrench as it may be worn out.
Cause3
The threads of the ultrasonic handpiece are worn out as a result of a long time of use.
Remedy3
Wipe them clean.
Cause4
The threads of the ultrasonic handpiece are worn out as a result of long term use.
Remedy4
Contact your authorized NSK dealer*.
Cause5
Failure of the ultrasonic handpiece's vibration device or control unit's internal components.
Remedy5
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

QDamage to the appearance or metal parts of the ultrasonic handpiece. - TS25312

A
Cause
The ultrasonic handpiece has been dropped or deteriorated, or unspecified chemicals have been used.
Remedy
Contact your authorized NSK dealer*.
* Cannot be fixed at dental clinics. Be sure to contact your authorized NSK dealer.

Water Bottle Kit

QIrrigation volume is low. - TS25315

A
Cause1
Clogged filter due to deterioration over time.
Remedy1
Air filter needs to be replaced.
Contact your authorized NSK dealer.
Cause2
Bent or pinched water hose.
Remedy2
Refer to Operation Manual "3.2 Connecting hose" and attach the water hose properly.

QWater leaking.(Bottle joint, bottom of the water bottle module, irrigation bottle, CLM bottle) - TS25318

A
Cause1
Worn O-ring or gasket of the bottle lid.
Remedy1
Replace the O-ring or gasket with a new one.
Cause2
Damaged bottle or bottle lid.
Remedy2
Replace the bottle or bottle lid with a new one.

QAir leaking. - TS25321

A
Cause1
Damaged drive part inside the water bottle module.
Remedy1
Contact your authorized NSK dealer.
Cause2
Damaged air circuit part inside the water bottle module.
Remedy2
Contact your authorized NSK dealer.
Cause3
A supply air pressure outside of the specified value was used.
Remedy3
Confirm the supply pressure and adjust to the specified pressure.
If air continues to leak after adjustment, contact your authorized NSK dealer.

QThe bottle cannot be removed. - TS25324

A
Cause1
The O-ring is worn.
Remedy1
Replace the O-ring.
Cause2
Damage inside the water bottle module.
Remedy2
Contact your authorized NSK dealer.

Varios 970

QNo/Poor vibration 1 - TS21180

A
Probable Cause
The Front Panel does not light, even if the Power Switch is ON.
Cause1
The Power Cord or the Jack is disconnected.
Solution1
Correctly insert the Power Cord or the Jack.
Cause2
The Fuse is burned out.
Solution2
Contact dealer.*
* Repairs cannot be made by the customer.

QNo/Poor vibration 2 - TS21309

A
Probable Cause
The Tip does not generate vibration, in spite of depressing the Foot Control.
Cause1
The Tip is not tightened firmly.
Solution1
Tighten the Tip until the Tip Wrench clicks.
Cause2
Worn Tip.
Solution2
Replace the Tip.
Cause3
Power has not been correctly adjusted for the Tip.
Solution3
Adjust the power level on the power guide, as indicated on the Tip case label. Do not exceed the value shown.
Cause4
The Foot Control is disconnected.
Solution4
Connect the Foot Control correctly.
Cause5
Failure of vibrator in the handpiece.
Solution5
Contact dealer.*
Cause6
Failure of internal components of the Foot Control.
Solution6
Contact dealer.*
* Repairs cannot be made by the customer.

QThe Tip is bent or broken. - TS21214

A
Cause
Power has not been properly adjusted for the Tip.
Solution
Adjust the power level on the power guide, as indicated on the Tip case label. Do not exceed the value shown.

QThe Tip is flying away. - TS21217

A
Cause
The Tip is not tightened firmly.
Solution
Tighten the Tip until the Tip Wrench clicks.

QNoise from the handpiece. - TS21220

A
Cause1
Power has not been properly adjusted for the Tip.
Solution1
Adjust the power level on the power guide, as indicated on the Tip case label. Do not exceed the value shown.
Cause2
The Tip is not tightened firmly.
Solution2
Tighten the Tip until the Tip Wrench clicks.
Cause3
Failure of vibration in the handpiece or the Control Unit.
Solution3
Contact dealer.*
* Repairs cannot be made by the customer.

QThe handpiece is overheating. - TS21223

A
Cause1
Power has not been properly adjusted for the Tip.
Solution1
Adjust the power level on the power guide, as indicated on the Tip case label. Do not exceed the value shown.
Cause2
The Tip is not tightened firmly.
Solution2
Tighten the Tip until the Tip Wrench clicks.
Cause3
Failure of vibration in the handpiece or the Control Unit.
Solution3
Contact dealer.*
* Repairs cannot be made by the customer.

QNo Irrigation supply and/or unstable Irrigation supply (Use of Bottle) - TS21226

A
Probable Cause1
The Irrigation Pump is running.
Cause1
The tube twisted.
Solution1
Straighten the twisted Irrigation Tube.
Probable Cause2
The Irrigation Pump is stopping.
Cause2
Time to replace Irrigation Pump. (Approx. 500hours after used.)
Solution2
Replace with new Irrigation Pump (Refer to Operation Manual "11. (3) Changing the Irrigation Pump").

QNo/Poor water. (Use of External Water)1 - TS21229

A
Probable Cause
The water does not reach to the Control Unit.
Solution
Check the water circuitry and supply to the Control Unit. Water pressure : 0.1-0.5MPa (1-5kgf/cm²)

QNo/Poor water. (Use of External Water)2 - TS21320

A
Probable Cause
Check to see if water reaches the Control Unit.
Cause1
The Water Adjustment Knob is closed.
Solution1
Turn the Water Adjustment Knob and adjust to the appropriate volume.
Cause2
Disconnected Irrigation supply at low volume range. (less than 10ml/min.)
Solution2
No problem. Turn the Water Adjustment Knob and increase the Irrigation volume.
Cause3
The Water Filter is clogged.
Solution3
Replace with new Water Filter (Refer to Operation Manual "11. (5) Changing Water Filter (Option)" ).

QWater leakage. - TS21230

A
Probable Cause1
Water is leaking from the joint between the Irrigation Tube and the Irrigation Connector.
Cause1
The Irrigation Tube is not connected correctly.
Solution1
Firmly insert the Irrigation Tube into the Irrigation Connector inmost.
Probable Cause2
Water is leaking from the joint between the handpiece and the cord.
Cause2
O-Ring at the handpiece cord is worn or damaged.
Solution2
Replace with new O-Ring (Refer to Operation Manual "11 (2) Changing O-Ring •Handpiece Cord").
Probable Cause3
Water is leaking from the Control Unit.
Cause3
The water circuitry in the Control Unit is damaged.
Solution3
Contact dealer.*
* Repairs cannot be made by the customer.

QHandpiece LED does not illuminate. (Varios 970 LUX) - TS21239

A
Probable Cause1
Tip oscillates, but Handpiece LED turns on and off.
Cause1
The handpiece is not connected into the Handpiece Cord correctly.
Solution1
Firmly insert the handpiece into the Handpiece Cord inmost.
Probable Cause2
Tip oscillates, but Handpiece LED does not turn on.
Cause2
Disconnection in the Handpiece Cord, or failure in the Control Unit.
Solution2
Contact dealer.*
* Repairs cannot be made by the customer.

QStart Beeping - TS21242

A
Probable Cause1
Beeping while power on.
Cause1
Depress Foot Control.
Solution1
Release the Foot Control.
Probable Cause2
Beeping while stopping vibration of Tips.
Cause2
Abnormal heating of the Control Unit.
Solution2
Stop the operation and leave until Control Unit becomes cool.

Varios 570

QNo/Poor vibration 1 - TS21255

A
Probable Cause
Power Indicator does not light, even if the Power/Volume knob.
Cause
The AC Adaptor or the DC Plug is disconnected.
Solution
Correctly insert the AC Adaptor or the Jack.

QNo/Poor vibration 2 - TS21335

A
Probable Cause
The Tip does not generate vibration, in spite of depressing the Foot Control.
Cause1
The Tip is not tightened firmly.
Solution1
Tighten the Tip until the Tip Wrench clicks.
Cause2
Worn Tip.
Solution2
Replace the Tip.
Cause3
Power has not been correctly adjusted for the Tip.
Solution3
Adjust the power level on the power guide, as indicated on the Tip case label. Do not exceed the value shown.
Cause4
The Foot Control is disconnected.
Solution4
Connect the Foot Control correctly.
Cause5
Failure of vibrator in the handpiece.
Solution5
Contact dealer.
Cause6
Failure of internal components of the Foot Control.
Solution6
Contact dealer.

QThe Tip is bent or broken. - TS21260

A
Cause
Power has not been properly adjusted for the Tip.
Solution
Adjust the power level on the Power Guide or Tip case label. Do not exceed.

QThe Tip is flying away. - TS21263

A
Cause
The Tip is not tightened firmly.
Solution
Tighten the Tip until the Tip Wrench clicks.

QNoise from the handpiece. - TS21266

A
Cause1
Power has not been properly adjusted for the Tip.
Solution1
Adjust the power level on the power guide, as indicated on the Tip case label. Do not exceed the value shown.
Cause2
The Tip is not tightened firmly.
Solution2
Tighten the Tip until the Tip Wrench clicks.
Cause3
Failure of vibration in the handpiece or the Control Unit.
Solution3
Contact dealer.

QThe handpiece is overheating. - TS21270

A
Cause1
Power has not been properly adjusted for the Tip.
Solution1
Adjust the power level on the power guide, as indicated on the Tip case label. Do not exceed the value shown.
Cause2
The Tip is not tightened firmly.
Solution2
Tighten the Tip until the Tip Wrench clicks.
Cause3
Failure of vibration in the handpiece or the Control Unit.
Solution3
Contact dealer.

QNo/Poor water 1 - TS21272

A
Probable Cause
The water does not reach to the Control Unit.
Solution
Check the water circuitry and supply to the Control Unit. Water pressure : 0.1-0.5MPa (1-5kgf/cm²)

QNo/Poor water 2 - TS21341

A
Probable Cause
Check to see if water reaches the Control Unit.
Cause1
The Water Volume Knob is closed.
Solution1
Turn the Water Volume Knob and adjust to the appropriate Volume.
Cause2
Disconnected Irrigation supply at low Volume range. (less than 10ml/min.)
Solution2
No problem. Turn the Water Volume Knob and increase the Irrigation Volume.
Cause3
The Water Filter is clogged.
Solution3
Replace with new Water Filter (Refer to Operation Manual "11-3 Changing Water Filter (Option) ").

QWater leakge - TS21277

A
Probable Cause1
Water is leaking from the joint between the handpiece and the cord.
Cause1
O-Ring at the handpiece cord is worn or damaged.
Solution1
Replace with new O-Ring (Refer to Operation Manual "11-2 Changing O-Ring Handpiece Cord")
Probable Cause2
Water is leaking from the Control Unit.
Cause2
The water circuitry in the Control Unit is damaged.
Solution2
Contact dealer.

QHandpiece LED does not illuminate. (Varios2 Lux) - TS21280

A
Probable Cause
Tip oscillates, but Handpiece LED turns on and off.
Cause
The handpiece is not connected into the Handpiece Cord correctly.
Solution
Firmly insert the handpiece into the Handpiece Cord inmost.

QLoss of the power output without operation. - TS21283

A
Probable Cause
Power output is set 8 at G
Cause
Protection Circuit is activated
Solution
Power output will weaken automatically while continuous operation is over 10min at the setting of Maximum power at G mode. Releasing the foot from the Foot Control. Decrease the Power less than 5, once then increase the power again. (Refer to Operation Manual "7-5 Protection Circuit")

Varios 370

QNo/Poor vibration 1 - TS21368

A
Probable Cause
The Power Indicator does not turn on,even if the power is ON
Cause
The AC Adaptor or the DC Plug is disconnected
Solution
Correctly insert the AC Adaptor or the DC Plug

QNo/Poor vibration 2 - TS21371

A
Probable Cause
The Tip does not generate vibration, in spite of depressing the Foot Control
Cause1
The Tip is not tightened firmly
Solution1
Tighten the Tip until the Tip Wrench clicks
Cause2
Worn Tip
Solution2
Replace the Tip
Cause3
Power has not been correctly adjusted for the Tip
Solution3
Adjust the power level following the Power Guide or Tip case label. Do not exceed the power limit for the tip.
Cause4
The Foot Control is disconnected
Solution4
Connect the Foot Control correctly
Cause5
Failure of vibrator in the handpiece
Solution5
Contact dealer*
Cause6
Failure of internal components of the Foot Control
Solution6
Contact dealer*
* Repairs cannot be made by the customer.

QThe Tip is bent or broken - TS21375

A
Cause
Power has not been properly adjusted for the Tip
Solution
Adjust the power level following the Power Guide or Tip case label. Do not exceed the power limit for the tip.

QThe Tip falls off - TS21378

A
Cause
The Tip is not tightened firmly
Solution
Tighten the Tip until the Tip Wrench clicks

QNoise from the handpiece - TS21381

A
Cause1
Power has not been properly adjusted for the Tip
Solution1
Adjust the power level following the Power Guide or Tip case label. Do not exceed the power limit for the tip.
Cause2
The Tip is not tightened firmly
Solution2
Tighten the Tip until the Tip Wrench clicks
Cause3
Failure of vibration in the handpiece or the Control Unit
Solution3
Contact dealer*
* Repairs cannot be made by the customer.

QThe handpiece is overheating - TS21384

A
Cause1
Power has not been properly adjusted for the Tip
Solution1
Adjust the power level following the Power Guide or Tip case label. Do not exceed the power limit for the tip.
Cause2
The Tip is not tightened firmly
Solution2
Tighten the Tip until the Tip Wrench clicks
Cause3
Failure of vibration in the handpiece or the Control Unit
Solution3
Contact dealer*
* Repairs cannot be made by the customer.

QNo/Poor water 1 - TS21386

A
Probable Cause
The water does not reach to the Control Unit
Solution
Check the water circuitry and supply to the Control Unit. Water pressure : 0.1- 0.5MPa (1-5kgf/cm²)

QNo/Poor water 2 - TS21389

A
Probable Cause
Check to see if water reaches the Control Unit
Cause1
The Water Adjustment Knob is closed.
Solution1
Turn the Water Volume Knob and adjust to the appropriate volume
Cause2
Disconnected Irrigation supply at low volume range. (less than 10ml/min.)
Solution2
No problem. Turn the Water Volume Knob and increase the Irrigation volume
Cause3
The Water Filter is clogged
Solution3
Replace with new Water Filter (Refer to Operation Manual "10-3 Changing Water Filter (Option)")

QWater leakage - TS21393

A
Probable Cause
Water is leaking from the joint between the handpiece and the cord
Cause
O-Ring at the handpiece cord is worn or damaged
Solution
Replace with new O-Ring (Refer to Operation Manual "10-2 Changing O-Ring Handpiece Cord")

QAttachment of the Control Unit Holder is loose - TS21396

A
Cause
The click of a holder was worn out
Solution
Contact dealer*
* Repairs cannot be made by the customer.

QHandpiece LED does not illuminate. (Varios2 Lux) - TS21406

A
Probable Cause
Tip oscillates, but Handpiece LED turns on and off
Cause
The handpiece is not connected into the Handpiece Cord correctly
Solution
Firmly insert the handpiece into the Handpiece Cord

QLoss of the power output without operation - TS21399

A
Probable Cause
Power output is set 8 at G
Cause
Protection Circuit is activated
Solution
Power output will weaken automatically while continuous operation is over 10min at the setting of Maximum power at G mode. Releasing the foot from the Foot Control. Decrease the Power less than 5, once then increase the power again. (Refer to Operation Manual "6-5 Protection Circuit")

Varios 170

QNo/Poor vibration. - TS21409

A
Item to Check
The Tip does not generate vibration, in spite of depressing the Foot Control.
Cause1
The Tip is not tightened firmly.
Solution1
Tighten the Tip until the Tip Wrench clicks.
Cause2
Worn Tip.
Solution2
Replace the Tip.
Cause3
Power has not been correctly adjusted for the Tip.
Solution3
Adjust the power level on the Power Guide. Do not exceed the maximum indicated on the tip label.
Cause4
Failure of vibrator in the handpiece.
Solution4
Contact dealer.*
* Repairs cannot be made by the customer.

QThe Tip is bent or broken. - TS21414

A
Cause
Power has not been properly adjusted for the Tip.
Solution
Adjust the power level on the Power Guide. Do not exceed the maximum indicated on the tip label.

QThe Tip is flying away. - TS21417

A
Cause
The Tip is not tightened firmly.
Solution
Tighten the Tip until the Tip Wrench clicks.

QNoise from the handpiece. - TS21420

A
Cause1
Power has not been properly adjusted for the Tip.
Solution1
Adjust the power level on the Power Guide. Do not exceed the maximum indicated on the tip label.
Cause2
The Tip is not tightened firmly.
Solution2
Tighten the Tip until the Tip Wrench clicks.
Cause3
Failure of vibration in the handpiece or the Module.
Solution3
Contact dealer.*
* Repairs cannot be made by the customer.

QThe handpiece is overheating. - TS21423

A
Cause1
Power has not been properly adjusted for the Tip.
Solution1
Adjust the power level on the Power Guide. Do not exceed the maximum indicated on the tip label.
Cause2
The Tip is not tightened firmly.
Solution2
Tighten the Tip until the Tip Wrench clicks.
Cause3
Failure of vibration in the handpiece or the Module.
Solution3
Contact dealer.*
* Repairs cannot be made by the customer.

QNo/Weak water 1 - TS21425

A
Item to Check
The water does not reach to the handpiece.
Solution
Check the water circuitry and supply to the Unit Chair.

QNo/Weak water 2 - TS21428

A
Item to Check
Remove the handpiece from the handpiece cord. Water does not come out or only a limited amount.
Cause1
The water adjustment dial is closed.
Solution1
Turn the water adjustment dial and set it to an appropriate water level.
Cause2
The water filter is clogged.
Solution2
Contact dealer.*
* Repairs cannot be made by the customer.

QNo/Weak water 3 - TS21431

A
Item to Check
No/Weak water from the handpiece.
Cause
There may be exogenous material in the hole.
Solution
Air it with the appliances such as syringes from the rear of the handpiece.
If it is still unsolved, contact dealer.

QWater leakage. - TS21434

A
Item to Check
Water is leaking from the joint between the handpiece and the cord.
Cause
O-Ring at the handpiece cord is worn or damaged.
Solution
Apply air from an appliance such as a 3in1 syringe to the rear of the handpiece.
If it is still unsolved, contact dealer.

QHandpiece LED does not illuminate. (Varios 170 LUX) - TS21437

A
Item to Check1
Tip oscillates, but Handpiece LED turns on and off.
Cause1
The handpiece is not connected into the Handpiece Cord correctly.
Solution1
Firmly insert the handpiece into the Handpiece Cord.
Item to Check2
Tip oscillates, but Handpiece LED does not turn on.
Cause2
Disconnection in the Handpiece Cord, or failure in Module.
Solution2
Contact dealer.*
* Repairs cannot be made by the customer.

Surgical

VarioSurg 4

QError Code: E0 – System error - TS23149

A
Cause of error
Self-check error.
Action
Request repair.

QError Code: E1 – Oscillator system error - TS23155

A
Cause of error1
Tip is overloaded.
Action1
Be careful not to overload the tip.
In the event of a situation where the tip is stuck in situe, step on the main pedal on the foot control and slowly pull out the tip while oscillating it (do not force it out).
Cause of error2
Tip not mounted, tip not tightened enough.
Action2
Install the tip and tighten it with the tip replacement wrench until it "clicks" and idles.
Cause of error3
Handpiece cord is not securely connected. Disconnection in the handpiece cord.
Action3
Check the handpiece cord connection. If this does not resolve it, contact an authorized NSK dealer.

QError Code: E2 – Power supply error - TS23158

A
Cause of error
Insufficient contact of the power cord.
Failure of the power supply circuit.
Action
Securely re-connect the power cord.
If the error cannot be eliminated, request repair.

QError Code: E4 – Control unit interior overheating error - TS23161

A
Cause of error
Overheating by extended use under heavy load.
Use immediately after the control unit is placed at high temperature (such as inside a car under the blazing sun or in a locker exposed to direct sunlight).
Action
Allow it to cool down before use.
To allow heat to be sufficiently radiated, the periphery of the control unit should be well ventilated wherever possible.
If the error cannot be eliminated, request repair.

QError Code: E7 – Irrigation pump error - TS23164

A
Cause of error
Irrigation tube caught on pump roller.
Irrigation pump failure.
Action
Check the irrigation tube.
If the error cannot be eliminated, request repair.

QError Code: E8 – Connection error in the control unit - TS23167

A
Cause of error
Failure of Bluetooth communication circuit (LED handpiece system) inside the control unit.
Action
Request repair.

QError Code: E9 – Wireless foot control error - TS23170

A
Cause of error
Failure of sensor in wireless foot control.
Detection of disconnection of Bluetooth communication during ultrasonic vibration.
Action
Request repair.

QError Code: E10 – Handpiece connection error - TS23173

A
Cause of error
Handpiece or tip not connected.
Action
Check that the handpiece cord is securely connected or that the tip is securely connected using a tip wrench.
If not resolved, contact an authorized NSK dealer.

QError Code: E11 – Operation panel error - TS23176

A
Cause of error
Abnormal control panel screen
Action
Request repair.

QError Code: E12 – Connection error in the control unit - TS23179

A
Cause of error
Failure of the Bluetooth communication circuit (link system with Surgic Pro2) inside the control unit.
Action
Request repair.

QError Code: E13 – Wired foot control error - TS23182

A
Cause of error
Failure of wired foot control.
Action
Make sure the connector of the wired foot control is securely connected. If not resolved, contact an authorized NSK dealer.

QScreen is blank. - TS23185

A
Cause of problem1
Plug improperly inserted to power source
Action1
Check to make sure the plug is in.
Cause of problem2
Malfunction of power switch
Action2
Request repair.

QThe power level and ” – – – ” are alternately displayed on LCD. - TS23190

A
Cause of problem1
Power turned on while pressing the foot control
Action1
Remove foot from foot control.
Cause of problem2
Foot control malfunction
Action2
If the problem is solved by removing the batteries, it is a foot control malfunction. If not, it is a control unit malfunction. Please contact an authorized NSK dealer.
Cause of problem3
Control unit malfunction
Action3
If the problem is solved by removing the batteries, it is a foot control malfunction. If not, it is a control unit malfunction. Please contact an authorized NSK dealer.

QAfter the power is ON, “CONNECT” or “PUSH FC” is displayed and the screen is not switched. - TS23193

A
Cause of problem
Wireless foot control is not connected.
Action
Keep pressing the main pedal of the wireless foot control while “PUSH FC” is displayed on the LCD.
If the screen does not change after 5 minutes, press the button below.
The normal screen is displayed.
Replace the wireless foot control batteries to check if it can be connected.
=> Refer to Operation Manual “3.2 Installing batteries (Only for wireless foot control)”.
If it cannot be connected after replacing the batteries, pairing the control unit and wireless foot control.
=> Refer to Operation Manual “7.2 Pairing with wireless foot control”.
If this does not resolve the issue, please contact an authorized NSK dealer.

QWill not vibrate even if the Wireless foot control is pressed. - TS23202

A
Cause of problem
Wireless foot control is not connected.
Action
Perform the following after confirming that nothing is blocking the signal between the wireless foot control and control unit.
・Turn the main power switch OFF, and ON again to connect to the control unit.
・Replace the wireless foot control batteries with new ones.
=＞Refer to Operation Manual “3.2 Installing batteries (Only for wireless foot control)”.
・Perform pairing the control unit and wireless foot control.
=＞Refer to Operation Manual “7.2 Pairing with wireless foot control”.
If this does not resolve the issue, please contact an authorized NSK dealer.

Surgic Pro2

QError code:E0 – System error - TS18135

A
Cause of Error
Self-check error.
Action
Request repair.

QError code: E1 – Motor voltage / current detection error - TS18034

A
Cause of Error
Extended use under heavy load.
Short circuit in the motor.
Motor cord (power line) failure.
Action
Electrical contact may be insufficient.
Securely re-connect the motor cord.
If the error cannot be eliminated, request repair.

QError code: E2 – Power supply error - TS18141

A
Cause of error
Insufficient contact of the power cord.
Failure of the power supply circuit.
Action
Securely re-connect the power cord.
If the error cannot be eliminated, request repair.

QError code: E3 – Motor sensor error - TS18139

A
Cause of error
Motor sensor failure.
Unplugged motor cord.
Motor cord (signal line) failure.
Ingress of water into the motor.
Action
Electrical contact may be insufficient.
Securely re-connect the motor cord.
If the error cannot be eliminated, request repair.
(Make sure to attach a protection plug when cleaning in a washer-disinfector.)

QError code: E4 – Control unit interior overheating error - TS18154

A
Cause of error
Overheating by extended use under heavy load.
Use immediately after the control unit is placed at high temperature (such as inside a car under the blazing sun or in a locker exposed to direct sunlight).
Action
Allow it to cool down before use.
To allow heat to be sufficiently radiated, the periphery of the control unit should be well-ventilated wherever possible.
If the error cannot be eliminated, request repair.

QError code: E5 – Breaking error - TS18160

A
Cause of error
Abnormal voltage generated in the start / stop switch circuit.
Failure in the start / stop switch circuit.
Action
When rotation and stop are repeated in a short period of time, a circuit to suppress the sudden acceleration at the start of rotation may be activated. Wait for a few seconds before use.
If the error cannot be eliminated, request repair.

QError code: E6 – Motor rotation failure error - TS18133

A
Cause of error
Bur or drill attachment failure.
Handpiece failure.
Motor failure.
Action
The chuck may still be open, or not sufficiently closed. Securely close the chuck.
If the error cannot be eliminated, request repair.

QError code: E7 – Irrigation pump error - TS18165

A
Cause of error
Incorrectly fitted irrigation tubing caught in the pump roller.
Irrigation pump failure.
Action
Check the irrigation tube.
If the error cannot be eliminated, request repair.

QError code: E8 – Bluetooth communication error - TS18163

A
Cause of error
Failure of the Bluetooth communication circuit.
Action
Request repair.

QError code: E9 – Foot control error - TS18137

A
Cause of error
Failure of the foot control sensor (Hall IC).
Self-check error.
Action
Request repair.

QError code: E10 – Motor LED error (Optic motor) - TS18159

A
Cause of error
Adhesion of the saline solution to the motor LED.
Failure of LED circuit.
Action
Remove the saline solution completely. If the error cannot be eliminated, request repair.

QError code: E11 – Control panel error - TS18169

A
Cause of error
Failure of the LCD display driver.
Failure of the electrostatic sheet.
Action
Request repair.

QError code: E12 – Link Module error - TS18156

A
Cause of error
Failure of the link cable.
Failure of the Link Module circuit.
Failure of Bluetooth communication circuit in the Link Module.
Action
Turn off the VarioSurg 3 and re-connect the Link Module securely. If the error cannot be eliminated, request repair.

QError code: E13 – Osseo 100+ error - TS18167

A
Cause of error
Affected by electromagnetic interference emitted by electronic equipment.
Failure of Bluetooth communication circuit in Osseo 100+.
Action
Keep sufficient distance between the tip of Osseo 100+ and electronic equipment. If the error cannot be eliminated, request repair.

QError code: E14 – External terminal error - TS21149

A
Cause of error
OS of external terminal is not supported.
Failure of the external terminal.
Action
Check the supported OS in the application. Also, reinstall the application. If the error cannot be eliminated, request repair.

QScreen is blank. - TS21152

A
Cause of Problem1
Plug improperly inserted to power source
Action1
Check to make sure the plug is in.
Cause of Problem2
Malfunction of power switch
Action2
Request repair.

QThe maximum rotation speed and “–” are alternately displayed on the speed display. - TS21157

A
Cause of Problem1
Power turned on while pressing the foot control
Action1
Remove foot from foot control.
Cause of Problem2
Foot control malfunction
Action2
If the problem is solved by removing the batteries, it is a foot control malfunction. If not, it is a control unit malfunction.
Please contact an authorized NSK dealer.
Cause of Problem3
Control unit malfunction
Action3
If the problem is solved by removing the batteries, it is a foot control malfunction. If not, it is a control unit malfunction.
Please contact an authorized NSK dealer.

QAfter the power is ON, “CONNECT” or “PUSH FC” is displayed and the screen is not switched. - TS21159

A
Cause of Problem
Foot control is not connected.
Action
Keep pressing the speed control pedal of the foot control while “PUSH FC” is displayed on the LCD display. If the screen does not change after 5 minutes, press and hold the Cancel key. The normal screen is displayed.
Refer to Operation Manual “3.2 Installing foot control batteries” and replace the foot control batteries to check if it can be connected.
If it cannot be connected after replacing the batteries, Refer to Operation Manual “7.1.1 Pairing with foot control” for pairing.
If this does not resolve the issue, please contact an authorized NSK dealer.

QWill not rotate even if the foot control is pressed. - TS21162

A
Cause of Problem1
Foot control is not connected.
Action1
Perform the following after confirming that nothing is blocking the signal between the foot control and control unit.
Turn the main unit power off and on again to connect to the control unit.
Refer to Operation Manual “3.2 Installing foot control batteries” and replace the foot control batteries with new ones.
Refer to Operation Manual “7.1.1 Pairing with foot control” and perform pairing.
If this does not resolve the issue, please contact an authorized NSK dealer.
Cause of Problem2
Foot control pedal and button response is poor due to not being used for a long period of time.
Action2
Refer to Operation Manual “6.3 Foot control calibration” and calibrate the foot control.
Cause of Problem3
Malfunction of control unit or foot control
Action3
If the problem is not solved by checking foot control batteries or foot control connection status, system repair is required.

Q“COM ERR FC” is displayed. - TS21165

A
Cause of Problem
Foot control not connected
Action
Press the Cancel key to cancel the error. After confirming that nothing is blocking the signal between the control unit and the foot control, wait for a while to check if the foot control is connected automatically. If it is not connected automatically, perform the following procedures.
Turn the control unit power off and on again to connect to the foot control.
Refer to Operation Manual “3.2 Installing foot control batteries” and replace the foot control batteries with new ones.
Refer to Operation Manual “7.1.1 Pairing with foot control” and perform pairing.
If this does not resolve the issue, please contact an authorized NSK dealer.

Q“COM ERR LK” is displayed. - TS21168

A
Cause of Problem
Link Module not connected
Action
Press the Cancel key to cancel the error. After confirming that nothing is blocking the signal between the control unit and the Link Module, wait for a while to check if the Link Module is connected automatically. If it is not connected automatically, perform the following procedures.
• Turn off and on both this product and VarioSurg 3 connected to this product .
• Refer to the Link Module manual and try the pairing again.
If this does not resolve the issue, please contact an authorized NSK dealer.

Q“COM ERR OS” is displayed. - TS21171

A
Cause of Problem
Osseo 100+ not connected
Action
Press the Cancel key to cancel the error. After confirming that nothing is blocking the signal between the control unit and Osseo 100+, wait for a while to check if Osseo 100+ is connected automatically. If it is not connected automatically, perform the following procedures.
• Turn off and on both this product and Osseo 100+ connected to this product.
• Charge the battery sufficiently with the Osseo 100+ charger and try the automatic connection again.
• Refer to the Osseo 100+ manual and try the pairing again.
If this does not resolve the issue, please contact an authorized NSK dealer.

Q“BATTERY FC” is displayed. - TS21174

A
Cause of Problem
Foot control battery is low
Action
Depress the speed control pedal of the foot control or press the Cancel key to cancel the error.
Replace the batteries.
If this does not resolve the issue, please contact an authorized NSK dealer.

Q“BATTERY OS” is displayed. - TS21177

A
Cause of Problem
“BATTERY OS” is displayed.
Action
Depress the speed control pedal of the foot control or press the Cancel key to cancel the error.
Charge the battery sufficiently with the Osseo 100+ charger and try the automatic connection again.
If this does not resolve the issue, please contact an authorized NSK dealer.

Hygiene & Maintenance

iCare

QNo Power. - TS18927

A
Cause1
The power lead is not plugged in.
Remedy1
Check the connection.
Cause2
The power lead is not connected to the iCare.
Remedy2
Check the connection.
Cause3
The iCare is not switched ON.
Remedy3
Turn ON the black power switch (right side of iCare).
Cause4
The internal fuse has blown.
Remedy4
Replace the fuse.

QThe device does not operate. - TS18931

A
Cause1
Oiling ports (1-4) are not switched on (the Connector LED is OFF).
Remedy1
Press one or more of the oiling ports.
Cause2
The door is OPEN before or during operation.
Remedy2
Close the door.
Cause3
The door is CLOSED before Chuck Lubrication.
Remedy3
Open the door before Chuck Lubrication.
Cause4
Oil chamber is empty (Error LED (Oil) lights up).
Remedy4
Fill with NSK iCare maintenance oil.
Cause5
Air is not supplied. Or the air pressure is low (Error LED (Air Pressure) lights up).
Remedy5
Check air supply and air pressure.
Cause6
The room temperature is too low.
Remedy6
The iCare will operate in temperatures of 10 - 40°C. Especially in winter, wait until the room temperature reaches the operating temperature.

QOil and air do not come out of the Chuck Lubricating Nozzle. - TS18932

A
Cause
The hole of the Chuck Lubricate Nozzle is clogged with debris.
Remedy
Remove dirt in the hole using a brush (Do not use a metal brush).