ivory SL611C Instructions Pour L'utilisation page 56

2
DANGEr!
If you notice any unusual noise, vibration, overheating, interruption in the
flow of cooling liquid, leakage or changes in the colour of the LED, stop using
CAUTION!
Always check that the cooling system is unobstructed before starting work.
54
Eng
1
3) Press the locking button (1) to rele-
ase the bur (2).