TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM9-2815-202-34 5-14. ACCESSORY DRIVE REPLACEMENT This task covers: a. Removal b. Disassembly c. Cleaning/Inspection d. Assembly e. Installation INITIAL SETUP MODELS MANDATORY REPLACEMENT PARTS 7083-7391 7083-7396 7083-7399 6 Lockwashers (App F,ltem 93) 1 Gasket (App F,ltem 26) 1 Seal (App F, Item 148) TOOLS AND SPECIAL TOOLS 1 CUP plug (App F, Item 12) General mechanics tool kit (App B, Item 96) Torque wrench (App B, Item 101) EXPENDABLE/DURABLE SUPPLIES Fuel oil (App C, Item 21) Sealant (App C, Item 38) Engine oil (App C, Item 16) a. Removal (1) (2) (3) (4) (5) Remove bolt (1), nut (2), flat washer (3), and Iockwasher (4) from accessory drive assembly (5) and flywheel housing (6). Discard Iockwasher. Remove three bolts (7) and three lockwashers (4) securing accessory drive assembly (5) to flywheel housing (6). Discard Iockwashers. Remove two bolts (8), two Iockwashers (4), and accessory drive assembly (5) from flywheel housing (6). Discard Iockwashers. Remove fiber coupling (9) from blower drive hub (10). Remove gasket (11) from accessory drive assembly (5). Discard gasket. b. Disassembly (1) (2) (3) (4) (5) If necessary, remove six studs (12) from accessory drive housing (13). Using arbor press, press shaft coupling half assembly (14) from accessory drive housing (13). If necessary, remove seal (15) from accessory drive housing (13) using a brass drift. Discard seal. Using arbor press, press shaft coupling half (16) from bearing (17) and sleeve (18). If necessary, remove cup plug (19) from shaft coupling half (16). Discard cup plug. 5-16 Change 1