NSK Primado2 Manuel D'utilisation page 56

Symptoms
Heat generation during operation.
Abnormal vibration and noise. Cutting
Accessory center run-out.
The Cutting Accessory cannot be removed
when operating the Removal Lever or
Fitting/Removal Button.
The Attachment cannot be removed from
the Motor.
Causes/Points of checking
Continuous use over a long period.
The Cutting Accessory mounted has been
deformed.
The blade part of the Cutting Accessory
mounted has worn out.
● The bearing has overheated.
● Foreign materials inside.
● The bearing has worn out.
The Cutting Accessory mounted has been
deformed.
● The bearing has overheated.
● Foreign materials inside.
● The bearing has worn out.
The Chuck has been damaged.
Incorrect Cutting Accessory is mounted.
The Cutting Accessory mounted has been
deformed.
Connection part has been deformed.
The Attachment is not removed the
correctly.
55
Troubleshooting
Countermeasures
Stop using the Attachment and the Motor
immediately. Wait until the Attachment and
Motor cool down before using the Attachment
and Motor again.
Replace the Cutting Accessory with a new one.
Contact your Authorized NSK Dealer.
Replace the Cutting Accessory with a new one.
Contact your Authorized NSK Dealer.
Remove the Attachment correctly (see "5 – 1
Connecting and Disconnecting the
Attachment").