105ARR1575
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MAINTENANCE MANUAL
Check the air intake for: Soiling: clean the intake opening.
3.6.6. Air lter check
• If ared ring appears on the soiling display (1) during opera-
tion of the machine, you must:
- replace the air lter insert according to chap. 3.6.17.
• Clean the exit slit, press to remove any dust trapped.
Note
Possible dust trapped in the dust valve is automatically emptied
during operation of the machine.
Replace the dust valve immediately if it is damaged!
Dust valve
Order number: 1227914