TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download
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TM 9-2350-311-10 Item Interval No. 49 After Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR M109 SELF-PROPELLED HOWITZER — CONTINUED Location Item to Check/ Service Engine Oil Level (Cont) Crewmember Procedure DRIVER b. Crankcase engine oil filler cap (2) is located in engine compartment. Add oil as required to bring level between L (low) and F (full) marks on engine oil level dipstick (1). Not Fully Mission Capable If: 2-69