3.6.5. Inspect air lter vacuum valve
Clean the exit slit, press to remove any dust trapped.•
Note
Any dust trapped in the dust valve will automatically be emp-
tied with the Machine running.
Do NOT operate the Machine when dust
valve is damaged.
If air lter vacuum valve is damaged, re-
place it with new one of identical type!
3.6.6. Inspect fan condition
Inspect visually the fan. If damaged (e.g. missing parts of •
material, cracks, shape changes, etc.), replace the fan.