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. 74 75 Interval Monthly Quar- terly Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR M109 SELF-PROPELLED HOWITZER - CONTINUED Location Item to Check/ Service Traversing Mechanism Assembly Variable Recoil Assembly 2-86.2 Change 2 Crewmember Procedure GUNNER Position howitzer on a 5° slope or canted 90 mils, by using blocks under one side of the track assem- bly. When howitzer is canted, traverse in the direc- tion of the low side in power and switch to manual traverse to check the traversing no-back bearing unit. CHIEF OF SECTION Inspect and service as follows: a. Remove six machine bolts (1), six lockwashers (2), and six flat washers (3) from variable recoil access cover (4). b. Remove four machine bolts (5), four lockwash- ers (6), and four flat washers (7) from dust shield (8). Not Fully Mission Capable If: