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TM 5-4320-304-14
TM 08922A-14/1
6-4. REPAIR/REPLACE TIMING COVER AND CAMSHAFT (Continued)
REPAIR:
Death or serious injury could occur if fuel is not handled
carefully. Use in a well-ventilated area away from open
flame, arcing equipment, ignition sources, heaters, or exces-
sive heat. Always store fuel in proper, marked containers.
DO NOT SMOKE.
Death or serious injury could occur if compressed air is
directed against the skin. Do not use compressed air for
cleaning or drying unless the pressure is/has been reduced
to 30 psi (2.06 bar) or less. When working with com-
pressed air always use chip guards, eye protection, and other
personal protective equipment.
1
Reclean with diesel fuel and dry with compressed air.
2
Repair any minor damage, nicks, burrs, rust, or corrosion.
3
If needle bearing (20) is damaged, remove using camshaft needle bearing punch 666 425 00.
4
Replace new needle bearing (20) using camshaft needle bearing mounting device 666 418 00.
ASSEMBLY:
1
2
3
4
5
Assemble spacer (19), roller bearing (18), flanged wheel (17), circlip (16), spring washer (15),
and hexagon nut (14) onto camshaft (13).
Handling heated parts can cause severe burns. Use proper
equipment to handle heated parts.
Using an oven, heat timing cover (3) to 120° to 160° F (50° to 70° C). Drive in new ball bearing
(12) and install new intermediate ring (11).
While timing cover is still hot, drive in camshaft (13).
Drive in new dry bushing (10).
Using timing cover oil seal auxiliary bush 666 075 00, install new oil seal (9).
6 - 1 3
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