Cleaning main drive fan
                
 
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                         Do not blow out the fan with compressed air. There is a risk that the fan will turn very quickly and the fan motor will be damaged or destroyed.  | 
                
              
- 1
 - Switch off the machine and wait until the machine is currentless.
 - 2
 - Swing open the cover on the right-hand control unit.
 
- 3
 - Clean fan.
 - 4
 - Close the cover on the right control unit.
 - 5
 - Switch on machine.
 
The control checks the motor temperature when switching on machine main switch. The fan only runs at higher motor temperature.