TM-9-2350-311-20-1

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

TM-9-2350-311-20-1 - Page 515 of 1275

TM 9-2350-311-20-1

4-5 POWERPLANT — CONTINUED

f. Installation — Continued

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Connect alternator-to-rectifier wiring harness (77) and rectifier-to-voltage regulator lead (78).

Connect air cleaner duct (76). Install clamp (75) and tighten nut (74).

NOTE

Position of primary fuel filter differs in M109A2 and M109A3 Howitzers (para 1-15).

Connect primary fuel filter input hose (72) quick disconnect (73).

Install engine compartment access cover (68), 12 screws (69), and 12 new Iockwashers (70). Connect hose

(67) and tighten two clamps (66).

Turn engine mount release shaft (71 ) clockwise to tighten. Torque shaft to 175-190 Ib-ft (237–258 NŽm).

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