TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM 9-2815-202-34 MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 5. ENGINE WILL NOT DELIVER RATED POWER (Cont) b. Check that turbine wheel rotates freely. If turbine does not rotate, then turbocharger bearings have seized. c. Inspect turbine wheel for nicks, cracks, or contact. d. Install turbocharger exhaust. e. Remove vehicle air inlet hose and pipe. f. Inspect compressor wheel and housing for contact. g. Inspect compressor wheel for nicks, cracks, or other damage. WARNING Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and gloves and use only in a well-ventilated area. Avoid contact with skin, eyes, and clothes and don’t breathe vapors. Do not use near open flames or excessive heat. The flash point is 100 o F-138°F (38 o C-50 o C). If you become dizzy while using cleaning solvent, get fresh air immediately and get medical aid. If contact with eyes is made, wash your eyes with water and get medical aid immediately. h. Inspect compressor for excessive dirt or foreign material. If necessary, remove compressor housing, clean compressor wheel and housing with dry cleaning solvent, and install compressor housing. i. Replace turbocharger assembly if damaged (Refer to Paragraphs 4-2, 5-2, 5.1-2, 6-3, or 7-3 for appropriate engine model). ■ j. Install vehicle air inlet hose and pipe. Step 8. Check for leaks in engine air intake or exhaust manifold. Change 1 2-9 END OF TEST