K 2500 Truck 4WD V8-379 6.2L DSL VIN C FI (1989)
DISASSEMBLY
1.
Remove all bearing cup retainers.
2.
Mark bearing cups, spiders, propeller shaft yoke, link yoke and socket yoke for assembly alignment reference, Fig. 9.
3.
Remove bearing cups attaching from spider to propeller shaft yoke as follows:
a.
Use a 5/8 inch socket to drive the bearing cup and a 1-1/16 inch socket to receive the opposite bearing cup as it is driven out.
b.
Place 5/8 inch socket on one bearing cup and 1-1/16 inch socket on opposite bearing cup.
c.
Position assembly in vise so vise jaws bear directly against sockets.
d.
Tighten vise to press first bearing cup out of link yoke.
e.
Loosen vise, reposition sockets and press opposite bearing cup out of link yoke.
4.
Disengage propeller shaft yoke from link yoke.
5.
Remove bearing cups attaching front spider to propeller shaft as described in step 3 above.
6.
Remove front spider from yoke.
7.
Remove bearing cups attaching rear spider to link yoke as outlined in step 3 above and remove spider and socket yoke from link yoke.
8.
Clean and inspect assembly for damage or wear. If any component is worn or damaged, the entire assembly must be replaced.
ASSEMBLY
When assembling universal joint, make sure to align spiders and yokes according to marks made during disassembly.
1.
Lubricate all bearings and contact surfaces with lithium base chassis grease.
2.
Install bearing cups on yoke ends of rear spider and secure cups with tape, Fig. 9.
3.
Assemble socket yoke and rear spider.
4.
Position rear spider in link yoke and install bearing cups. Press cups into yoke using 5/8 inch socket until bearing cup retainer grooves are
exposed.
5.
Install rear spider-to-link yoke bearing cup retainers.
6.
Position front spider in propeller shaft yoke and install bearing cups. Press cups into yoke using a 5/8 inch socket until bearing cup retainer
grooves are exposed.
7.
Install front spider-to-propeller shaft yoke bearing cup retainers.
8.
Install thrust washer and socket spring in ball socket bearing bore, if removed.
9.
Install thrust washer on ball socket bearing boss (located on propeller shaft yoke), if removed.
10.
Align ball socket bearing boss on propeller shaft yoke with ball socket bearing bore and insert boss into bore.
11.
Align front spider with link yoke bearing cup bores and install bearing cups. Press cups into yoke using a 5/8 inch socket until bearing cup retainer
grooves are exposed.
12.
Install front spider-to-link yoke bearing cup retainers.
