OMRG25204 oem uncert & tier 1.pdf - John Deere Industrial Engines

Service as RequiredReplacing Axial Seal Air Cleaner FilterElementIMPORTANT: ALWAYS REPLACE primary air cleanerelement when air restriction indicatorshows a vacuum of 625 mm (25 in.)H 2 O, is torn, or visibly dirty.NOTE: This procedure applies to John Deere 2-stageaxial seal air cleaner kits. Refer to manufacturers’instructions for servicing air cleaners not suppliedby John Deere.1. Remove wing nut and remove canister cover shown insmall illustration inset.Wing Nut and Primary ElementRG4686 –UN–20DEC882. Remove wing nut (A) and remove primary element (B)from canister.3. Thoroughly clean all dirt from inside canister.NOTE: Some engines may have a dust unloader valve(C) on the air cleaner. If equipped, squeeze valvetip to release any trapped dirt particles.IMPORTANT: Remove secondary (safety) element (E)ONLY for replacement. DO NOT attemptto clean, wash, or reuse secondaryelement. Replacement of secondaryelement is usually necessary ONLYwhen primary element has a hole in it.Dust Unloader ValveRG4687 –UN–20DEC884. To replace secondary element, remove retaining nut(D) and secondary element (E). Immediately replacesecondary element with new element to prevent dustfrom entering air intake system.5. Install new primary element and tighten wing nutsecurely. Install cover assembly and tighten retainingwing nut securely.Retaining Nut and Secondary ElementRG11068 –UN–26JUN00A—Wing NutB—Primary ElementC—Dust Unloader ValveD—Retaining NutE—Secondary ElementContinued on next pageRG41165,000008A–19–12NOV01–1/245-4 110306PN=109