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 No. 58 Interval After Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR M109 SELF-PROPELLED HOWITZER — CONTINUED Location Item to Check/ Service M14 Aiming Post Light and M1A2 Aiming Posts Crewmember Procedure CANNONEER NO. 2 a. After firing, check batteries of M14 aiming post light (1). Make sure light is operational. b. Check for damage to M1A2 aiming posts (2), c. Clean, remove, and stow batteries, Not Fully Mission Capable If: 2-76