Care And Maintenance; Protection Circuit; Error Codes - NSK Surgic XT Plus Operación Manual

(4) Operating the Micromotor : Step on the speed control pedal in the middle of the Foot Control the Micromotor will
start to run. The Irrigation Pump will also run (if programmed). Speed increases as the pedal is depressed. When
the Speed Control Pedal is fully depressed the speed reaches the maximum preset value.
CAUTION
Using the Micromotor with light 'ON' for more than 15 minutes continuously, the light will become hot (The
maximum surface temperature might reach 45˚C by the situation used.). In such cases, stop using the
Micromotor till the light part cools down, or use the Micromotor without turning on the light.
(5) Activation of the torque limiter: During use, when the drilling load reaches the preset torque upper limit, the
integrated torque limiter automatically activates to prevent over torque. When the torque limiter activates, the motor
stops after beeping for 1 second. To reactivate the Micromotor, release the speed control pedal and depress it
again.
(6) Stopping the Micromotor: Release the Foot Control Pedal, and the Micromotor will automatically stop.
(7) Reversing the Micromotor rotational direction: To reverse direction of the Micromotor (and bur) simply step on the
Foot Control Forward/Reverse button. A warning beep can be heard when the rotational direction is in reverse
mode.

7. Care and Maintenance

7-1 Protection Circuit

An electronic circuit breaker automatically functions to protect the Micromotor and the Control Unit if the Micromotor is
ever overloaded. Power supply to the Micromotor will automatically be terminated an Error code will be displayed on
the Control Unit.
Resetting the Protection Circuit
To reset the Protection Circuit, release and then depress the Speed Control Pedal.

7-2 Error Codes

If an operational problem occurs the display will show an error code allowing immediate problem diagnosis.
Error Code Error Mode
E0 System Error
Excessive Current
E1
Detected
Excessive Voltage
E2
Detected
E3 Motor Sensor Error
Cause of Error
Erroneous memory.
Memory failure.
Extended use under heavy load.
Short circuit in the micromotor.
Micromotor cord failure.
Micromotor sensor failure (Hall IC).
Micromotor Cord failure.
Ingress of water into a Motor.
13
Remedy
Request repair.
Electrical contact may be insufficient.
Securely re-connect the Motor Cord.
When an error cannot be eliminated, request
repair.
Request repair.
Make sure to put an Protection Plug when
autoclaving it.