37
English
Operation Procedure
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<Contra-Restriction>
This function automatically slows down and stops the rotation
of the motor when the checking result through Contra-Check
is either “OIL” or “NG”.
”Warning” and ”HE1” will be displayed along with an alarm
sound and rotation of the motor will stop after approximately
2 seconds.
Error Code “E8” will be displayed once the motor stops. (Refer to “7-1 Error Code”)
NOTICE
Refer to “3-8 Changing the settings for various functions, Contra-Restriction”. Be aware that changing the setting
to “OFF” will deactivate this function.
<Contra-SAFE>
This is a function to stop the rotation of the motor when possible risk of overheat is detected with a 1:5
increasing handpiece. Error Code “EE” will be displayed once the motor stops. (Refer to “7-1 Error Code”)
NOTICE
Refer to “3-8 Changing the settings for various functions, Contra-SAFE”. Be aware that changing the setting to “No
stop” will deactivate this function.
WARNING
Ř
NSK recommends to always activate both functions of " Contra-Restriction" and "Contra-SAFE" because using
these functions under “Off” or “No stop” may increase the probability or severity of overheating of defective or
poorly maintained handpieces.
Ř
“Contra-Restriction” and “Contra-SAFE” functions are additional features for reducing the risk of handpiece
overheat but may not assure to maintain handpiece safe temperature.
Ř
If any abnormality, such as vibration, noise or overheating occurs, stop using the handpiece immediately and
contact your authorized NSK dealer.