TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download
Page 306 of 828
TM 9–2350–311–20–2 5–48 5–19 REPLENISHER ACCUMULATOR ASSEMBLY — CONTINUED a. Removal — Continued NOTE Draining system in step 2 will drain only buffer assembly and replenisher accumulator. 2 Drain recoil mechanism hydraulic fluids by disconnecting hydraulic tube (3) at buffer assembly (4). Catch hydraulic fluid in utility pail. WARNING Replenisher accumulator contains pressurized nitrogen. Do not disassemble until all pressure is relieved to avoid injury to personnel. 3 Remove valve cap (5) and release nitrogen pressure from accumulator bag (6). 4 Disconnect hose assembly (7) at elbow (8). 5 To remove hose assembly (7), remove six cap screws (9) from six clamps (10). Remove six clamps from hose assembly. 6 Disconnect hose assembly (7) and remove from manifold (11). 7 Remove valve cap (12), check valve (13), and preformed packing (14) from adapter (15). Discard preformed packing. 8 Remove plug (16) and preformed packing (17) from adapter (15). Discard preformed packing. 9 Remove elbow (8) and adapter (15). 10 Remove pressure gage (18) and coupling (19). WARNING Weight of replenisher accumulator is 65 pounds (30 kg). A second person must support replenisher accumulator inside cab to prevent injury to personnel. 11 Remove four self-locking nuts (20) and four flat washers (21) from two U-bolts (22) on right front of cab. Dis- card self-locking nuts. 12 Remove two U-bolts (22), replenisher accumulator (23), and cushioning pad (24) from cab wall by removing four flat washers (25) and four inside hex nuts (26).