TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM 9-2815 -202-34 8-14. CYLINDER COMPRESSION TEST (Cent) 11 / j. k. 1. m. n. o. P. Stop engine. Move governor control lever (1) to NO-FUEL position. Remove spare fuel line (17), remove two rocker arm shaft bolts (4) and swing rocker arms (5) away from pressure gage adaptor (15). Remove bolt (1 1), convex washer (12), clamp (13), cylinder tester (16), and cylinder adapter (15). Aline dowel (20) on injector (14) with locating hole in cylinder head. Install injector in injector tube. Install clamp (13), convex washer (12), and bolt (11) with convex side of washer facing clamp (13). Torque bolt to 20-25 Ib-ft (27-34 N-m). Position rocker arms (5) over injector and valves. Install two rocker arm shaft bolts (4). Torque bolts to 90-100 Ib-ft (122-136 N-m). Slide injector control tube lever (8) into injector rack (1 O). CAUTION . “1 Do not bend fuel lines and do not exceed specified torque on fuel line nuts. Excessive tightening will twist or fracture flared end of fuel line and result in leaks. Never reuse fuel lines regardless of their appearance. Always use new fuel lines. Reused fuel lines may not seal properly and result in fuel leakage. Install two fuel lines (3). Using fuel nut wrench, torque four fuel line fiuts (2). Torque fuel lines to 130-160 lb-in (14.7-18 N-m). Repeat steps b thru q on remaining cylinders. Change 1 8-37