TM-9-2350-311-34-2 Maintenance Manual for Volume 2 M109 Cab Download
Page 276 of 552
TM 9-2350-311-34-2 6-2 COVER ASSEMBLY This task covers: a. Disassembly c. Assembly b. Inspection INITIAL SETUP Tools Equipment Condition Artillery field maintenance tool kit Cover assembly removed (para 6-1) and placed on (SC 4933-95-CL-A12) solid surface Artillery and turret mechanic’ s tool kit Power pack solenoid removed (TM 9-2350-311-20-2) (SC 5180-95-CL-A12) Materials/Parts Lockwashers (3) (item 158, Appx E) Lockwashers (6) (item 96, Appx E) Solenoid valve parts kit (item 115, Appx E) a. Disassembly 1 Remove plug (1) and preformed packing (2) from cover (3). Discard preformed packing. 2 Remove hydraulic sleeve assembly spool (4). 3 Remove three cap screws (5), three lockwashers (6), and access cover (7). Discard lockwashers and cap screws. 4 Remove and discard gasket (8). 5 Remove power valve spring (9) and discard. Avoid damaging finished surfaces of housing while removing hydraulic sleeve. 6 Remove hydraulic sleeve (10). 7 Remove four preformed packings (11) from hydraulic sleeve (10) and discard. Housing is is under extreme pressure, hold housing with a c-clamp while disassembling. 8 Remove three cap screws (12), three lo&washers (13), and housing (14). Discard lockwashers. 9 Remove and discard helical compression spring (15), helical compression spring (16), gasket (17), flat washer (18), and helical compression seat (19). 10 Remove power pack sleeve assembly spool (20). 6-14 Change 2