Nissan Pathfinder. Manual — part 413
DLN-94
< UNIT DISASSEMBLY AND ASSEMBLY >
[TRANSFER: TY21C]
TRANSFER CASE
TRANSFER CASE
Exploded View
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1.
Oil seal
2.
Transfer cover
3.
Filler plug
4.
Gasket
5.
Drain plug
6.
Oil seal
JSDIA4191GB
TRANSFER CASE
DLN-95
< UNIT DISASSEMBLY AND ASSEMBLY >
[TRANSFER: TY21C]
C
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Disassembly
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1. Remove transfer cover. Refer to
2. Remove ring gear shaft assembly. Refer to
.
3. Remove drive pinion assembly. Refer to
.
4. Remove O-ring from transfer case.
CAUTION:
• Never use a tool.
• Never damage transfer case.
5. Remove oil seals (1).
CAUTION:
Never damage transfer case.
6. Remove baffle plate (1).
7.
O-ring
8.
Ring gear bearing adjusting shim
(transfer cover side)
9.
Ring gear bearing (transfer cover
side)
10. Drive shaft oil seal
11. Ring gear shaft
12. Ring gear bearing (transfer case
side)
13. Ring gear bearing adjusting shim
(transfer case side)
14. Ring gear
15. Baffle plate
16. Transfer case
17. Plug
18. O-ring
19. Oil seal
20. Dowel pin
21. Drive pinion
22. Drive pinion adjusting shim
23. O-ring
24. Pinion bearing assembly
25. Oil seal
26. Dust cover
27. Companion flange
28. Pinion lock nut
A. Oil seal lip
B. Comply with the assembly proce-
dure when tightening. Refer to
.
: N·m (kg-m, ft-lb)
: N·m (kg-m, in-lb)
: Always replace after every disassembly.
: Apply gear oil.
*
: Apply anti-corrosive oil.
: Apply multi-purpose grease.
: Select with proper thickness.
JSDIA3983ZZ
JSDIA3982ZZ
DLN-96
< UNIT DISASSEMBLY AND ASSEMBLY >
[TRANSFER: TY21C]
TRANSFER CASE
7. Remove the ring gear bearing adjusting shim (transfer case
side) (1) and ring gear bearing outer race (transfer case side) (2)
by tapping from the 2 cutouts (
) on the transfer case.
CAUTION:
Never damage transfer case.
8. Remove plug and gasket.
9. Perform inspection after disassembly. Refer to
Assembly
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1. Select the ring gear bearing adjusting shim (transfer case side). Refer to
2. Install the selected ring gear bearing adjusting shim (transfer
case side) and ring gear bearing outer race (transfer case side)
using drift (A) (commercial service tool).
CAUTION:
• Never reuse ring gear bearing.
• Apply gear oil to the ring gear bearing.
3. Install baffle plate (1).
4. Install ring gear shaft assembly. Refer to
CAUTION:
Protect transfer case oil seals beforehand from being dam-
aged by the spline of ring gear shaft.
5. Install drive pinion assembly. Refer to
6. Install transfer cover to check and adjust each part. Refer to
.
NOTE:
At this timing, O-ring installing to transfer cover is not necessary.
Install O-ring after backlash and tooth contact are checked.
7. Check backlash, tooth contact, total preload and companion flange runout. Refer to
CAUTION:
Measure the total preload without oil seals of transfer cover and transfer case.
8. Reinstall transfer cover for installing O-ring. Refer to
.
9. Install oil seals with drift (commercial service tool).
CAUTION:
• When checking the total preload torque, measure it with-
out the oil seal, then install the oil seal.
• Never reuse the oil seal.
• When installing, never incline oil seal.
• Apply multi-purpose grease onto oil seal lips, and gear oil
onto the circumference of the oil seal.
• Never damage oil seals by spline of ring gear shaft.
10. After installing oil seals to transfer case, remove wrapped vinyl from the spline of ring gear shaft.
11. Apply multi-purpose grease lightly and evenly onto an O-ring, and install it to the transfer case.
JSDIA3984ZZ
JSDIA3998ZZ
A
: 24.8 mm (0.976 in)
B
: 10.3 mm (0.406 in)
JSDIA3982ZZ
JSDIA4047ZZ
TRANSFER CASE
DLN-97
< UNIT DISASSEMBLY AND ASSEMBLY >
[TRANSFER: TY21C]
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CAUTION:
• Never reuse O-ring.
• When installing O-ring, never use a tool.
• Never damage O-ring.
Inspection
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INSPECTION AFTER DISASSEMBLY
Check items below. If necessary, replace them with new ones.
Case
Check the bearing mounting surface for wear, cracks and damages.
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