TM 5-4310-393-14
a.
Reclean all parts with diesel fuel and dry with compressed air.
b.
Repair any minor damage, nicks, burrs, rust, or corrosion.
c.
If needle bearing (20) is damaged, remove using camshaft needle bearing punch 666 425 00.
d.
Replace new needle bearing (20) using camshaft needle bearing mounting device 666 418 00.
C.
Replace.
1.
Replacing the Camshaft.
a.
Assemble spacer (Figure 5-48, Item 19), roller bearing (18), flanged wheel (17), retaining ring (16),
spring washer (15), and hex nut (14) onto camshaft (13).
CAUTION
Handling heated parts can cause severe burns. Use proper equipment to handle
heated parts.
b.
Using an oven, heat timing cover (3) to 120°F to 160°F (500°C to 7000C). Drive in new ball bearing
(12) and install new intermediate ring (11).
c.
While timing cover Is still hot, drive in camshaft (13).
d.
Drive In new bushing (10).
e.
Install new oil seal (9).
2.
Replacing the Timing Cover.
a.
Install timing cover (3).
NOTE
Make sure matchmarks on camshaft gear and crankshaft gear are aligned.
b.
Using a plastic hammer, gently tap timing cover into place.
c.
Install six screws (1) and washers (2).
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