TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM9-2815-202-34 5-37. (30) (31) (32) CYLINDER HEAD REPAIR (Cont) CAUTION Insure oil supply fitting (10) is installed in throttle delay housing (5) or low oil pressure will result in engine failure. NOTE Install special rocker arm shaft bracket (5) containing throttle delay housing at right bank No. 1 cylinder on models 7083-7396 and 7083-7391. Model 7083-7391 does not require an operational throttle delay system. if necessary, install check valve (9) used on model 7083-7396 and oil supply fitting (1 O), used on models 7083-7396 and 7083-7391, into throttle delay housing (5). Apply engine oil to rocker arm shafts (7) and slide shaft through rocker arms (11). Place rocker shaft bracket (8) over each end of shaft with finished face of bracket toward rocker arm. Insert eight rocker arm bracket bolts (6) through eight brackets (8) and four shafts (7). Swing rocker arms, shafts, and brackets in position and thread bolts in cylinder head. Torque bolts to 90-100 Ib-ft (122-136 N-m). 5-64 Change 1