TM-9-2815-210-34-2-2 LDS-465-1/LDS-465-2 Multifuel Engine Maintenance Manual Part 2
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TM 9-2815-210-34-2-2 FRAME 5 1. 2. 3. 4. Check that studs (1) are not bent, chipped or cracked and do not have damaged threads. Fix minor thread damage with thread chaser. If more repair is needed, take out stud and put in new one. Check all threaded holes in cylinder head (2). Fix minor thread damage with tap. If threads cannot be fixed with tap, put in threaded insert. WARNING Dry cleaning solvent is flammable. Do not use near an open flame. Keep a fire extinguisher nearby when solvent is used. Use only in well-ventilated places. Failure to do this may result in injury to personnel and damage to equipment. Check that gasket surface of cylinder head (2) has no burrs, scratches or gouges. If cylinder head gasket surface is deeply scratched or gouged, get a new cylinder head. Fix small burrs and scratches with a fine mill file or crocus cloth dipped in dry cleaning solvent. Using dial indicator, check that gasket surface of cylinder head (2) has no scratches or gouges deeper than 0.001 inch. If any scratch or gouge is deeper than 0.001 inch, tag cylinder head for resurfacing by machine shop. NOTE Cylinder head (2) may have been resurfaced before. If cylinder head was resurfaced before, amount of metal machined off will be stamped on front of cylinder head about 1/2 inch from gasket surface of cylinder head. No more than 0.005 inch can be machined off. If 0.005 has already been machined off and cylinder head needs resurfacing g, get a new cylinder head. GO TO FRAME 6 4-215