TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM9-2815-202-34 SECTION Ill. ADJUSTMENT SEQUENCE 8-3. INTERVALS AND ADJUSTMENT SEQUENCE a. Intervals. Following any engine repair, the adjustments specified in Para 8-4.b must be performed. b. Adjustment Sequence. Normally, when performing adjustments on an engine in service, check various settings for possible changes from previous adjustments. However, if the cylinder head, governor, or fuel injectors have been removed or replaced, also check specific preliminary adjustments before starting engine. The preliminary adjustments consist of the first four steps in the following sequence. The remaining items complete the list of engine adjustments to be performed. (1) (2) (3) (4) (5) (6) (7) (8) (9) Exhaust Valve Clearance (Cold Engine or Hot Engine) Fuel Injector Timing Adjustment Governor Gap Adjustment Fuel Injector Control Lever Adjustment Throttle Delay Adjustment Starting Aid Screw Adjustment (External Starting Aid Screw) Idle Speed Adjustment Maximum No-Load Speed Adjustment (Dual Range Limiting Speed Governor) Maximum No-Load Speed Adjustment (Limiting Speed Governor) (10) Governor Buffer Screw Adjustment 8-5