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TM 5-4320-306-24
4-8. REPLACE/REPAIR CAMSHAFT (Continued)
5
Replace bushing (9) or camshaft (1) if radial clearance is outside specified limits. Replace bushing in
accordance with paragraph 4-13.
6
Replace camshaft (1) or crankcase assembly (12) if radial clearance at rear camshaft bore (13) is outside
specified limits. Replace crankcase in accordance with paragraph 4-13.
7
Replace camshaft (1) if any inlet or exhaust valve cam lobe height (14) is outside specified limits. Repair only
minor nicks, burrs, or worn spots with surfacing stone or crocus cloth. Repair only if repairs will not cause
tolerance limits to be exceeded.
8
Replace washer (2) if excessively worn, bent, cracked, or otherwise damaged. Do not repair.
INSTALLATION :
Lubricate camshaft (1), washer (2), and bushing (9) with lubricating oil and install in crankcase (12). If tappets
are already installed in crankcase, make sure they are in top dead center position.
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