NSK ULTIMATE XL-K Mode D'emploi page 19

Trouble
Error code E9
appears.
Error code EF
appears.
The rotation speed
does not rise.
The air turbine does
not rotate.
<Handpiece>
Trouble
The handpiece does
not run with the
chuck tightened.
Heat is generated
during rotation.
Vibration or noise
occurs during rotation.
Runout of the bur is
heavy.
The bur comes out
Cause / Check
If you have two or more units,
replace the motor cord and
check the operation.
Maintenance Mode (3) "Pd":
Check whether Foot Pedal
operates normally by Foot Pedal
Chuck.
The maximum rotation speed for
operation by Foot Pedal should
be set with the Speed Control
Knob.
The connector of the turbine
adapter is disconnected.
The tube connected to the air line
kit is bent or pinched.
The turbine adapter is faulty
and/or the Ultimate XL-K/D is
faulty.
Cause / Check
Entry of foreign matter in the ball
bearings or seizure.
Entry of foreign matter in the ball
bearings, causing wear of the bearings.
Same as the above.
A bent bur is used.
Dust may be stuck in the chuck or
spindle.
The chuck is worn.
The ball bearings are worn.
The chuck is loose.
If it operates normally after replacing
the motor cord, the motor and/or the
motor cord may be shorted. Ask for
repair of the motor and/or the motor
cord. If the same error code still
appears after replacing the motor
cord, ask for repair of the unit.
If it does not operate normally, change
the Foot Pedal for new or ask for
repair.
Check the connector of the turbine
adapter, and re-insert it correctly.
Check the tube to the air line, and flow
the air.
Ask for repair of the turbine adapter
and/or the Ultimate XL-K/D unit.
Ask for repair of the turbine adapter
and/or the Ultimate XL-K/D unit.
Send it to your dealer. Ask for
repair.
Same as the above.
Same as the above.
Replace the bur.
Clean the inside of the chuck and
spindle.
Replace the chuck.
Send it to your dealer.
Tighten the chuck securely. (See
12. Handling of Motor and
Handpiece.)
17
Remedy
Remedy