SAESHIN Oz Instruction Manual page 17

CHANGE COLLET CHUCK
1. Set and fix the wrench turning the bur.
2. Turn to open direction. Chuck open.
3. Turn the chuck to the counter-clock wise. In case
of not turning by hand, use wrench (4).
4. Change the chuck.
• Fix the bur and chuck turning to clock wise. And
then turn again to counter clock wise a bit and set
the tension to remove the bur.
Clean and assemble the chuck very carefully.
If not skilled technician, do not disassemble the
handle and motor part. It may cause the b reakage.
Delin joint of handle part and the shaft of the motor
part have to be fit each other.
If it doesn't, vibration, noise, heat and bearing
damage may be caused.
• If the chuck is not open, please torn it with the
wrench.
Attention