TM-9-2350-311-34-2 Maintenance Manual for Volume 2 M109 Cab Download
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TM 9-2350-311-34-2 7-1 RAMMER ASSEMBLY This task covers: a. Removal b. Disassembly c. Inspection and Repair d. Assembly e. Installation f. Adjustment INITIAL SETUP Tools Artillery and turret mechanic’s tool kit (SC 5180-95-CL-A12) Artillery field maintenance tool kit (SC 4933-95-CL-A06) Materials/Parts Antiseizing compound (item 5, Appx B) Cotter pins (2) (item 45, Appx E) Grease (item 21, Appx B) Gasket cover (item 127, Appx E) LockWashers (8) (item 71, Appx E) LockWashers (7) (item 75, Appx E) LockWashers (6) (item 84, Appx E) LockWire (item 39, Appx E) Lockwire (item 107, Appx E) Retaining rings (2) (item 125, Appx E) Sealing compound (item 29, Appx B) Spring pin (item 4, Appx E) Personnel Required 2 Equipment Condition Cannon set at 0° elevation (TM 9-2350-311-10) Discharge and drain hydraulic system (TM 9-2350-311-20-2) Rammer lines and fittings removed (TM 9-2350-311-20-2) Tension on adjuster relieved (TM 9-2350-311-10) a. Removal 1 Remove four hex nuts (1), four cap screws (2), four Iockwashers (3), and blocking check valve (4). Discard lockwashers. Be careful when opening breechblock with spring tension released. Use operating handle to sup- port breechblock as it is being opened. Otherwise, carrier will slam open and maybe damaged. 2 Open breechblock (5). 3 Move rammer assembly (6) to ram position. 4 Remove lockwire (7), two cap screws (8), and rammer mounting bracket (9). Discard lockwire. 5 Remove lockwire (11), two cap screws (11), two Iockwashers (12), and angle bracket (13). Discard lock- washers and lockwire. 7-2