Komatsu WA100M-7, Operation And Maintenance Manual

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5.8 Maintenance procedure
Maintenance Maintenance every 500 service hours
WA80M-7, WA100M-7 – VENAM03001
5-55
Heating/air conditioner – clean/renew filter cloth, clean condenser
Cleaning the filter cloth in the heater/air conditioner
NOTICE
Replace the filter cloth if it is excessively dirty.
1. Unscrew the front panel (1) of the cab (4 screws).
2. Remove the filter cloth (2) from the heater (3).
3. Clean the filter cloth in warm water (30–40 °C) added with a
mild detergent.
Caution: Do not rub or wring the filter cloth.
4. Dry the filter cloth.
5. Insert the dry filter cloth (2) into the heater (3).
6. Turn on the blower and check the airflow at the nozzles to the
left and to the right of the steering column.
NOTICE
All air outlet nozzles (a) must be open!
7. Replace the filter cloth if the airflow is low.
8. Reinstall the front panel (1).
1
2
3
G0010035
a a
a
a
a
a