3:3
Maintenance and trouble-shooting
Changing the light bulb
  Turn off the main switch
•  Disconnect the main plug and the foot 
control plug from the machine.
•  If you have used the machine, wait for 
the lamp to cool before touching it.
Removal
•  Remove the cap and screw. Remove 
the face plate.
•  Push and turn the bulb 
counterclockwise, seen from below, to 
remove it.
Insertion
•  Push and turn the bulb clockwise to 
replace it
•  Replace the faceplate, the screw and 
the cap.
Important!
The maximum allowed wattage of the lamp 
with a plug-in socket is 15 watts!