TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM 9-2815-202-34 3-3. ENGINE FROM/TO CONTAINER - 12268285 (Cont) (2) Protection of Unserviceable Assemblies. The following methods should be used in protecting any unserviceable engine assembly. (a) Loosen clamp (33) securing hose (34) to left rocker arm cover breather (35). Remove hose. NOTE For models 7083-7391 and 7083-7396, removal of left rocker arm cover requires removal of turbocharger air outlet tube. (b) (c) (d) (e) (f) (9) (h) (i) Loosen four clamps (39) connecting air outlet tube (40) to turbocharger and air inlet. Slide two hoses (41 ) onto outlet tube and remove tube. Remove two rocker arm cover bolts (36), two flat washers (37), and two rubber isolators (38). Remove left rocker arm cover (42). Remove rocker arm covers (42). Slowly pour one-half gallon of engine oil over valves and valve train components of cylinder head. Reinstall rocker arm cover (42). Install two bolts (36), two flat washers (37), and two rubber isolators (38). Torque bolts to 15-20 Ib-ft (20-27 N-m). Repeat steps (a), (c), (d), (e), and (f) for right rocker arm cover. Install hose (34) and clamp (33) on rocker cover arm breather inlet (35). Tighten clamp. Install air outlet tube (40) with two hoses (41 ) and four clamps (39) between air inlet and turbocharger. Slide hoses onto air inlet and turbocharger connections. Tighten clamps. 3-12 Change 1