TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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7-14. CRANKCASE BREATHER CRANKCASE BREATHER TUBE a. Removal TM9-2815-202-34 REPLACEMENT (Cont) REPLACEMENT (1) (2) (3) (4) Remove bolt (17), nut (18), and Iockwasher (19) securing clip (20) and tube (21 ) to bracket (22). Remove tube. If necessary, remove clip from tube. Discard Lockwasher. Loosen two clamps (23) securing hose (24) to tube (21) and breather pipe (25). Remove tube from hose. Remove two clamps (23) from hose (24). Remove hose from breather pipe (25). If necessary, remove nut (26) and Iockwasher (27) from bolt (28) securing bracket (22) to flywheel housing. Discard Iockwasher. NOTE Do not remove breather pipe unless damaged. Removal of pipe will destroy it and require its replacement. (5) If necessary, remove breather pipe (25) from cylinder block. b. Inspection (1) Inspect breather pipe and tube for cracks, holes, or other damage. (2) Inspect hose for cuts, cracks, or brittleness. c. Installation (1) If removed, secure bracket (22) to bolt (28) with nut (26) and Iockwasher (27) to flywheel housing. Torque bolt 25-30 Ib-ft (34-41 N-m). (2) If removed, drive new breather pipe (25) into cylinder block with a piece of wood and soft- headed hammer until distance from surface of block to top of pipe is 5.75 inches (14.6 cm). 7-14