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Operating Manual Crawler Excavator TC37
Care and Maintenance 7
7.8.5 Air filter, air intake
Cleaning the dust ejection valve
The dust ejection valve (49/1) is largely maintenance-
free.
• Any baked-on dust can be removed by squeezing
the valve together.
Cleaning or replacing the air intake
• Clean impurities (leaves, etc.) from the air intake
section in front of the air filter.
• Check the air filter attachment for damage and
repair or replace if necessary.
• Check the tightness of the air duct after the air
filter.
• Examine rubber parts for damage and replace if
necessary.
Machine damage
due to dust being drawn into the engine.
• All maintenance work on the air intake
system must be carried out with the engine
off.
• Do not start the engine while the filter
cartridge is removed.
Fig. 49 Cleaning the dust ejection valve
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