TM-9-2350-311-34-2 Maintenance Manual for Volume 2 M109 Cab Download
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TM 9-2350-311-34-2 6-8 ACCUMULATOR ASSEMBLY (PRIMARY) This task covers: a. Disassembly c. Assembly b. Inspection 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 Hydraulic fluid (item 22, Appx B) Hydraulic parts kit (item 137, Appx E) Equipment Condition Accumulator assembly (primary) removed (TM 9-2350-311-20-2) a. Disassembly 1 Remove two cap screws (1) and retaining strap (2). Primary accumulator assembly contains high pressure nitrogen. Do not disassemble until all pres- sure is relieved to avoid injury from trapped high pressure. 2 Remove air valve cap (3) and loosen check valve nut (4) on air relay valve (5) to release nitrogen precharge pressure from accumulator cap (6) on primary accumulator assembly (7). 3 Remove air relay valve (5). Change 2 6-35