Cummins/Onan — Clean Composite/Dry-Type Cleaner Element
Maintenance · Air cleaner element
From a Cummins/Onan service manual covering: V12 Series, V6-140, V6-200, V6-VAL, V6-VIM, V8-185, V8-265, V8-350, V8-VALE, V8-VINE, VT12, VT8-430. Check it applies to your exact model before use.
Applies to: Cummins/Onan V12 Series
Before you start
- Holes in the element of a dry-type air cleaner render cleaner inoperative; do not use damaged cleaner element.
- Do not concentrate air pressure in one spot.
Procedure
- Wipe dirt from cover and upper portion of air cleaner before disassembly.
- Loosen clamps and remove cover.
- Unscrew wing bolt holding inner cover and element; remove element carefully.
- Remove dust cup and clean.
- Tap side or bottom ring of element with palm or soft hammer.
- Blow out element from clean air side with compressed air.
- Wash element with non-sudsing household detergent and warm water (120-140°F); dry with compressed air (40 psi).
- Remove retainer clamp; separate upper and lower bodies; remove O-ring.
- Hold element to light and inspect tubes for dust; remove dust with stiff fiber brush.
- Inspect gaskets and O-rings; discard if worn or mutilated.
- Inspect element for holes.
- Position upper body with gasket on lower body; secure with retainer clamp.
- Install element and inner cover.
- Be sure gasket washer is under wingnut; install cover and dust cup.
Tools required
- Compressed air Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Air pressure not more than 100 psi
- Wash water 120-140 FridayParts $102.50°F
- Dry with compressed air 40 psi
Full service-parts list: Cummins/Onan V12 Series →
Source: Cummins/Onan service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.