TM-9-2350-311-34-2 Maintenance Manual for Volume 2 M109 Cab Download
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5-13 TM 9-2350-311-34-2 1 Push cannon assembly (1) out of battery approximately 24 inches (61 cm) (TM 9-2350-311-20-2) and place fabricated breech stand (2) beneath breech ring body (3). 2 Drain all hydraulic fluid from equilibration system (TM 9-2350-311-20-2). 3 Remove and discard cotter pin (4). 4 While holding shaft collar (5) with pipe wrench, remove slotted nut (6) from recuperator piston shouldered shaft (7). 5 Disassemble breech mechanism (8) (para 5-5), if required.