LT230Q TRANSFER BOX. Manual — part 8
TRANSFER BOX
OVERHAUL
15
Differential
1. Secure differential in a soft-jawed vice.
2. Remove staking from bearing retaining nut.
3. Remove nut using tool LRT-41-007; discard
nut.
4. Secure hand press LRT-99-002 in a vice.
5. Secure collars LRT-41-001 around rear
bearing.
NOTE: This bearing is adjacent to
threaded end of differential shaft.
6. Position differential in hand press with thrust
button, part of tool LRT-41-001 between press
mandrel and differential shaft.
7. Press differential out of bearing.
CAUTION: Take care that differential does
not drop out of bearing.
8. Remove differential from press, discard
bearing.
TRANSFER BOX
16
OVERHAUL
9. Remove high range gear and bush taking care
not to disturb high/low selector sleeve.
10. Make suitable alignment marks between
high/low selector sleeve and hub.
11. Remove high/low selector sleeve.
12. Using a suitable puller and thrust button, part
of tool LRT-41-001, remove high/low hub and
low range gear.
TRANSFER BOX
OVERHAUL
17
13. Secure hand press LRT-99-002 in a vice.
14. Assemble collars LRT-41-002 around front
bearing.
NOTE: This bearing is adjacent to splined
end of differential shaft.
15. Position differential in hand press with thrust
button, part of tool LRT-41-001 between press
mandrel and differential shaft.
16. Press differential out of bearing.
CAUTION: Take care that differential does
not drop out of bearing.
17. Remove differential from press, discard
bearing.
18. Secure rear half of differential carrier in a
soft-jawed vice.
19. Make suitable alignment marks between front
and rear halves of differential carrier.
20. Remove 8 bolts securing front half of carrier to
rear; remove carrier.
21. Suitably identify front sun gear to front half of
carrier, remove sun gear.
22. Remove and discard thrust washer.
23. Suitably identify each planet gear to its shaft
and fitted position of each cross shaft to rear
half of carrier.
24. Remove retaining ring.
25. Remove planet gears and cross shafts, remove
and discard dished thrust washers.
26. Suitably identify rear sun gear to rear half of
carrier, remove sun gear.
27. Remove and discard thrust washer.
TRANSFER BOX
18
OVERHAUL
INSPECTING COMPONENTS
1. Clean all components, remove all traces of
silicone sealant using solvent and a plastic
scraper.
2. Clean all traces of Loctite and sealant from
threads of bolts and tapped holes. Ensure
holes are clean and dry.
CAUTION: Do not use a tap to clear
threads in tapped holes.
3. Check all casings and covers for cracks and
damage.
4. Replace any component found to be worn or
damaged.
Intermediate gears and shaft
1. Check gear teeth for cracks, chipping and
uneven wear.
2. Check shaft for wear and threads for damage.
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