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. 72.1 73 Interval Weekly Monthly Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR M109 SELF-PROPELLED HOWITZER - CONTINUED Location Item to Check/ Service Ammunition Tie Down Strap Bore Evacuator Setscrew 2-86 Change 2 Crewmember Procedure CHIEF OF SECTION AND CREW NOTE Operation of vehicle with missing or damaged ammunition tie down strap may violate AR 385-55. Check tie down strap and buckle(s) for presence and damage. CHIEF OF SECTION NOTE Setscrew is removable to provide access to release bearing ball. Inspect setscrew holding bearing ball and spring in place. This setscrew must be staked to prevent loosening which will cause bore evacuator to rotate. If this setscrew is not staked, notify unit mainte- nance. Not Fully Mission Capable If: Setscrew is mis- sing.