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5.5.6 MAINTENANCE AND REPLACEMENT OF MAIN CORE OF THE AIR FILTER
Set pressure drop alarm indicator connector at
the outlet of the air filter, the yellow piston of the
air filter indicator moves to the red area when the
engine is running in high idle speed. The air filter
needs maintenance.
Air filter pressure drop alarm indicator is shown in
the right figure.
1. Shut down the engine, and remove the air
filter cover.
2. Disassemble the air filter from the main filter.