TM 10-3930-659-34 4-7. CRANKSHAFT DAMPENER MAINTENANCE (Con’t). 6. Install flywheel turning tool (4) on engine (2). 7. Using  flywheel  turning  tool   (4),   rotate   flywheel and   note   reading   on   dial   indicator.   If   reading exceeds 0.060 in. (1.524 mm), replace crankshaft dampener (see subparagraph d). 8. Remove flywheel turning tool (4) from engine (2). 9. Install plug (3) on engine (2). 10. Tighten fan belts (see TM 10-3930-659-20). 4-32

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