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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 2--54 Change 3 Table 2--1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR M109 SELF-PROPELLED HOWITZER — CONTINUED Location Item No. Not Fully Mission Capable If: Crewmember Procedure Item to Check/ Service Interval 33 Before Cab Ammunition Rack Assembly CANNONEER NO. 1 WARNING If cab ammunition rack assembly has projec- tiles loaded, make sure locking caps and re- tainer assemblies are in place. Bustle doors must be closed and properly latched before moving vehicle. a. Before firing, make sure each locking cap (1) is rotated to hold its retainer assembly (2) in place. b. Check to see that each end of wire ropes (3) is securely attached to retainer and cab ammuni- tion rack assembly (4). 1 2 3 4 34 Before DA FORM 2408-4 CHIEF OF SECTION Check DA Form 2408-4 to ensure that cannon has been borescoped and recoil exercised within the last 180 days or EFC rounds have not exceeded 2650. Not borescoped within last 180 days.