TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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b. Installation Ensure engine and exhaust systems are cool enough to permit handling in order to prevent bums. 1 Install exhaust pipe insulation covers(18 and 19) with three clamps (17) on exhaust pipe (20). Torque three clamps to 15-25 lb-in. (1.7-2.8 N*m). 2 Install muffler insulation covers(14 and 15) with four clamps(16) and one large clamp(11 ). Torque five clamps (16 and 11) to 15-25 lb-in. (1 .7-2.8 Nžm). 3 Install insulation covers(12 and 13) with two large clamps (10). Torque two clamps (10) to 15-25 lb-in. (1.7- 2.8 N•m). 4 Install hangar (9), two springs (8), two washers (7), and two screws (6). 5 Install exhaust duct (5). 6 Connect two springs (4). Step 7 applies only to some M109A3 Howitzers. 7 Install buffer plate (3), two new Iockwashers (2), and two screws(1). NOTE FOLLOW-ON MAINTENANCE: Install powerplant (para 4-5) TM9-2350-311-20-1 6-43 NOTE WARNING