Item Interval Item to be Inspected Procedure:  Check for and have repaired, filled, or adjusted Equipment is not Ready/available No. B   D   A  W   M as needed if: TM 5-6115-365-15 Table 17-2.  Operator/Crew Preventive Maintenance Checks and Services (cont.) NOTE These checks are to be made in the order listed, within designated interval. B - Before operation A - After operation M    - Monthly D - During operation W   - Weekly 8 AIR CLEANER Inspect for obstructions and clean if necessary.   Restriction indica- tor shows fully red NOTE or element is torn, dented, or damaged. When restriction indicator shows fully red, remove element from body and clean element with low pressure compressed air.  If element is torn, dented, or damaged, replace element. 9 WHEELS AND TIRES WARNING Improperly seated lockring could blow off. Never attempt to seat a lockring when tire is inflated.  Serious injury or loss of life could result. a.  Check for proper mounting of wheel assem- Lockring is improp- bly lockring. erly mounted. b.  Remove any glass, nails, or other debris imbedded in tread. c.  Check tires for obvious damage such as cuts, One tire is flat, bruises, bulges, and flats. missing or unser- viceable. d.  Check tire pressure according to table Tire will not hold below. air pressure. Tire size 11:00-20 9:00-20 Highway 45 psi 50 psi Cross country 25 psi 35 psi Sand 20 psi 25 psi Change 10  17-2.3