LUBRICATION/FILTERS/FLUIDS
AIR FILTER SYSTEM Service Specifications Air cleaner Dust Valve interval ................................................................. As required Air filter element service interval Primary (Outer) Element ...... Service the element if the air filter indicator lamp illuminates. Replace the element after three washings. Also, replace the element after 2000 hours of operation or each year, whichever occurs first. Secondary (Inner) Element ............ Replace the element after the primary (outer) element has been cleaned three times, or after the primary element has been cleaned or replaced and the air filter indicator lamp is still illuminated with the engine running. Also, replace the element every 2000 hours or each year, whichever occurs first. TRIM THIS EDGE
The shelf life of a new air cleaner element is five years. DO NOT install a new element that is more than four years old. The date of manufacture is on the end cap of the element.
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