Service procedure Maintenance
5-52 WA70-5 – VEAM320100
Heater/air conditioning – cleaning/replacing filter
fleece
Clean filter fleece of heater unit
NOTE
If the filter fleece is too dirty it must be replaced.
1. Remove screws on the front cover (1) on the driver's cab
(4 screws).
2. Withdraw filter (2) from the heater unit (3).
3. Clean the filter in warm water (30 - 40°C) which has had a
little household cleaning solvent added to it.
Caution: Neither rub the filter fleece nor wring it out.
4. Allow the filter fleece to dry.
5. Insert dried filter fleece (2) back into the heater unit (3).
6. Switch on the blower and check the air flow at the air-outlet
nozzles to the right and left of the steering column.
Caution: The right and left circulating air jets (arrow)
must be open.
7. If the air flow is still too weak the filter fleece must be
replaced.
8. Screw front cover (1) back on.
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