TM-9-2350-311-34-2 Maintenance Manual for Volume 2 M109 Cab Download
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TM 9-2350-311-34-2 6-1 POWER PACK ASSEMBLY-CONTINUED c. Inspection and Repair 1 inspect fluid level gage (27). Replace if bent or distorted. 2 Inspect fluid filter element (22). Replace if cut or torn. 3 Inspect tube assembly (23). Replace if damaged. 4 Inspect power pack reservoir (24). Replace if cracked or if end surfaces are rough or distorted. 5 Inspect upper shaft coupling half (42), flexible insert (17), and lower shaft coupling half (19). Replace parts that are cracked, distorted, or worn. 6 Inspect mount assembly (33). Replace if cracked, distorted, or damaged. 7 Inspect rotary pump (39). Replace if defective. 8 Inspect two plain studs (47). Replace if bent, distorted, cracked, or damaged. d. Assembly All parts and inside surfaces must be free of contaminants during assembly. 1 If removed, install new spring pin (48) and two plain studs (47). Torque plain studs to 21-25 lb-ft (28-34 N•m). 1.1 If removed, secure identification plate (48.2) onto power pack reservoir (24) using four drive screws (48.1). 2 Install new preformed packing (46) on filter assembly/body assembly (45). 3 Install rotary pump (39) on filter assembly/body assembly (45). 4 Install new preformed packing (44) on filter assembly/body assembly (45). 5 Install setscrew (41) in upper shaft coupling half (42). Install machine key (43) and upper shaft coupling half on rotary pump (39) shaft. 6 Install new preformed packing (40) on rotary pump (39). 7 Before installing, flush new filter assembly (45) with hydraulic fluid. 8 Install rotary pump (39) onto mount assembly (33) with two new lo&washers (38) and two hex nuts (37). Torque hex nuts to 20-25 lb-ft (27-34 N•m). 6-8 Change 2