FILM-NOTICE 2115029 - Caterpillar

Service the air cleaner only with the engine stopped. Engine damage could result.
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Open the engine hood.
Start the engine.
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Service the air cleaner if the yellow piston in the filter element indicator moves into the red zone.
Stop the engine.
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Loosen the three cover latches and remove the air cleaner cover.
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Remove the primary filter element from the air cleaner housing.
Clean the air cleaner cover.
Inspect the O-ring seal on the air cleaner cover. Replace the O-ring seal if the O-ring seal is worn or damaged.
Clean the inside of the air cleaner housing.
Do not clean the filter elements by bumping or tapping them. Do not use filter elements with damaged pleats, gaskets or seals. Engine damage can result.Make sure the cleaned filter elements are completely dry before installing into the filter housing. Water remaining in the elements can cause false indications of contamination in Scheduled Oil Sampling test results.
Clean the primary filter element and inspect the filter element. Use Steps 10.a through 10.c to clean the element.
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Direct the air or the water along the inside and outside of the pleats of the filter element. Filter elements can be cleaned with pressure air, pressure water or a detergent washing.When pressure air is used the maximum air pressure should not exceed 205 kPa (30 psi). When pressure water is used the maximum water pressure should not exceed 280 kPa (40 psi).Refer to Operation and Maintenance, "General Hazard Information" before using pressure air in order to clean the filter element.
Inspect the filter element after cleaning. Do not use a filter element with damaged pleats, gaskets or seals.
Encase the clean primary filter element and store the clean primary filter element in a clean, dry place.
Install the clean primary filter element.
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Install the air cleaner cover. The arrows on the front must point upward. Close the latches securely.
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Reset the filter indicator by pushing in the reset button on top of the indicator.
Install another clean filter element if one of the following problems occurs after starting the engine.
The piston of the air filter indicator moves into the red zone.
The color of the exhaust smoke is black.Note: The primary filter can be cleaned up to six times. Replace the filter after one year.
Close the engine hood.