TM-9-2350-311-34-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM 9-2350-311-34-1 9-2 BILGE PUMP — CONTINUED b. Inspection, Repair, and Test-Continued 5 6 7 8 9 10 11 12 13 14 15 Inspect key (14). Replace if damaged or broken. Inspect seal cover (22). Replace if cover is cracked or if mating surfaces are warped. Inspect four fiberglass sleeves (24). Replace if chipped or broken. Inspect two bearings (31 and 35) (TM 9-214). Replace if defective. Inspect drive end bell (33). Replace if cracked or defective or if mating surfaces are warped. Test rotor (34) on growler. Replace rotor if defective. Turn down commutator by undercutting mica as required. Inspect yoke (36). Replace if cracked, damaged, or defective. Inspect connector (41). Replace if defective. Test field coils (46) for continuity (TM 9-2350-311-20-1). Replace if defective. Test jumper wire (52) for continuity (TM 9-2350-311-20-1). Replace if defective. Inspect commutator end bell (49). Replace if cracked, damaged, or defective. 9-12