ARMY TM 9-6115-672-14 AIR FORCE TO 35C2-3-444-32 MARINE CORPS TM 09244A/09245A-14 4-8 TABLE 4-3.  UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) M - Monthly Q - Quarterly S - Semi-annually A - Annually B - Biannually    H - Hours Interval Item No. M Q S A B H Item to be inspected Procedures Check for and have repaired or adjusted as necessary Equipment is not ready/ available if: CAUTION Engine oil and filter must be changed at a hardtime of 100 hours on initial break-in.  Failure to change oil and filter may void warranty. 100 First oil change at 100 hours NOTE:  Oil filter should be changed with lube oil change.   Refer to TM 9-2815-260-24. 1 300 Engine lube oil     Drain engine lube oil.  Add proper lube oil per Appendix F. 2 Fuel filter/ water separator Change fuel filter/water separator.  Refer to TM 9-2815- 260-24. 3 300 Cooling system Drain coolant, and flush cooling system.  Add proper coolant.   Refer to paragraph 4.10.1. 4 1500     Radiator cap Inspect radiator cap for corrosion, torn or deteriorated seal, and obvious damage. Radiator cap or seal is damaged. 5 Batteries Remove batteries.  Refer to paragraph 4.6.3.  Clean batteries, cable terminals, and battery posts.  Test batteries for state of charge. Batteries will not hold charge. 6 1500     Air cleaner assembly Inspect air cleaner assembly and mounting bracket for cracks, dents, and other damage.  Inspect element for clogs and damage.   Clean or replace as necessary.   Clean housing with clean cloth.   Refer to paragraph 4.9.2. 7 750 Air cleaner tubing and breather Remove, clean, and inspect tubing and breather hose.  Refer to paragraph 4.9.5.