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Illustration 3 g00101415
Remove the primary filter element from the air cleaner housing.
Clean the air cleaner cover and the inside of the air cleaner housing.
Inspect the O-ring seal on the air cleaner cover. Replace the O-ring seal if the O-ring seal is worn or damaged.
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.
Inspect the primary filter. If the primary filter element is not damaged, you can clean the primary element.Refer to "Cleaning Primary Air Filter Elements".
Illustration 4 g00102884
Direct air along the pleats inside the primary filter element and outside the primary filter element.
Inspect the primary filter element after cleaning. Do not use a primary filter element with damaged pleats, damaged gaskets or damaged seals.
Encase the clean primary filter element and store the clean primary filter element in a clean, dry place.
Install the clean primary filter.
Install the air cleaner cover and tighten the cover clamps securely.
Change the filter if any of the following conditions occurs:
The display shows that the air filter is still "plugged".
Exhaust smoke is still black after the installation of a primary filter.Note: The primary filter can be cleaned up to six times. Replace the primary filter if the primary filter has been used for one year.Cleaning Primary Air Filter Elements
Caterpillar recommends certified air filter cleaning services available at participating Caterpillar dealers. The Caterpillar cleaning process uses proven procedures to assure consistent quality and sufficient filter life.Observe the following guidelines if you attempt to clean the filter element:Do not tap or strike the filter element in order to remove dust.Do not wash the filter element.Use low pressure compressed air in order to remove the dust from the filter element. Air pressure must not exceed 207 kPa (30 psi). Direct the air flow up the pleats and down the pleats from the inside of the filter element. Take extreme care in order to avoid damage to the pleats.Do not use air filters with damaged pleats, gaskets, or seals. Dirt entering the engine will cause damage to engine components.
The primary air filter element can be used up to six times if the element is properly cleaned and if the element is properly inspected. When the primary air filter element is cleaned, check for rips or tears in the filter material. The primary air filter element should be replaced at least one time per year. This replacement should be performed regardless of the number of cleanings.
Do not clean the air filter elements by bumping or tapping. This could damage the seals. Do not use elements with damaged pleats, gaskets, or seals. Damaged elements will allow dirt to pass through. Engine damage could result.
Visually inspect the primary air filter elements before cleaning. Inspect the air filter elements for damage to the seal, the gaskets, and the