HOSE AS 2713844 - Caterpillar

Always replace the secondary element. Do not attempt to reuse it by cleaning. Engine damage could result.
Note: Replace the engine air filter secondary element when you service the engine air filter primary element for the third time. Replace the secondary filter element if the exhaust smoke remains black and a clean primary filter element has been installed. Also, replace the secondary filter element whenever the secondary filter element appears dirty or the secondary filter element appears dusty.
Always service the air cleaner from the right fender only. DO NOT stand on the undercarriage, belt, or ground to service the air cleaner. Personal injury could result.
Illustration 1 g00401405
Slowly release latches for the air cleaner housing. Remove cover (1) .Note: The latches for the air cleaner housing may snap open when you release the latches.
Illustration 2 g00401441
Remove primary filter element (2) from the air cleaner housing. In order to remove the primary filter element, pull the primary filter element outward. While you pull the primary filter element outward, rock the primary filter element.Note: See Operation and Maintenance Manual, "Engine Air Filter Primary Element - Clean".
Illustration 3 g00403878
Remove the secondary element .
Cover the air inlet opening. Clean the inside of the air cleaner housing.
Inspect the gasket between the air inlet and the housing. If the gasket is damaged, replace the gasket.
Uncover the air inlet opening. Install a new secondary filter element. Apply firm pressure to the end of the secondary filter element as you gently rock the secondary filter element. This seats the secondary filter element.
Install the primary filter element. Apply firm pressure to the end of the primary filter element as you gently rock the primary filter element. This seats the primary filter element.
Clean the cover for the air cleaner housing. Align the slot on the cover with the pin on the air cleaner housing. Install the cover.
Reset the air cleaner service indicator.