7-40 BA 35203_04 * 3.0 * 35203_04_07_Wartung.fm
7 Maintenance
7.10 Air filter
Important information on cleaning the air filter
Injury hazard due to hot and moving engine parts!
Hot and moving engine parts can cause injury.
► Do not open the engine cover if the engine is running.
► Let the engine cool down.
► Wear protective clothes.
In order to avoid damage to the engine due to dirty intake air, bear in mind
the following:
► Replace the filter elements if the control lamp 69 on the instrument
panel lights up.
► Do not reuse damaged filter cartridges.
► Do not clean the filter cartridges with compressed air or a brush.
► Ensure cleanliness inside the air-filter housing during filter cartridge
replacement!
► Do not operate the engine without the filter cartridges.
Cleaning the dust valve
1. Apply the parking brake.
2. Stop the engine and remove the starting key.
3. Remove the key from the battery master switch (option)
– see chapter 4 “Battery master switch (option)” on page 4-18.
4. Open the engine cover.
5. Squeeze the discharge slot of dust valve E.
➥ Squeezing the discharge slot removes hardened dust.
6. Clean the discharge slot.
Observe the maintenance intervals – see “Maintenance plan” on
page 7-3.
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