Nissan Pathfinder. Instruction - part 410

DLN-82

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

RING GEAR SHAFT

Disassembly

INFOID:0000000009177780

1. Remove transfer cover assembly. Refer to 

DLN-78, "Disassembly"

.

2. Remove ring gear bearing outer race (transfer cover side) and ring gear bearing adjusting shim (transfer

cover side) from the transfer cover. Refer to 

DLN-82, "Disassembly"

.

3. Remove ring gear shaft assembly from the transfer case.
4. Remove ring gear bearing outer race (transfer case side) and ring gear bearing adjusting shim (transfer

case side) from the transfer case. Refer to 

DLN-95, "Disassembly"

.

5. Remove ring gear bearing inner race (transfer cover side) from

ring gear shaft with drift (A) (commercial service tool) and

replacer (commercial service tool).

6. Remove ring gear bearing inner race (transfer case side) from

ring gear shaft with the drift (A) [SST: ST33061000 (J-8107-2)]

and puller (commercial service tool).

7. Remove the ring gear mounting bolts.

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 

DLN-

83, "Assembly"

.

: 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.

JPDIE0030ZZ

JPDIE0031ZZ

RING GEAR SHAFT

DLN-83

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8. Lightly tap ring gear with a plastic hammer to remove ring gear

from the ring gear shaft.

9. Remove drive shaft oil seal from the ring gear shaft with the

puller (A) [SST: KV381054S0 (J-34286)].

10. Perform inspection after disassembly. Refer to 

DLN-84, "Inspec-

tion"

.

Assembly

INFOID:0000000009177781

1. Using drift (A) (commercial service tool), install drive shaft oil

seal (1) within the dimension (L) shown as follows.

CAUTION:

• 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.

2. Select ring gear bearing adjusting shim (transfer case side) and

ring gear bearing adjusting shim (transfer cover side). Refer to

DLN-89, "Adjustment"

.

3. Assemble the selected ring gear bearing adjusting shim (transfer case side) and ring gear bearing outer

race (transfer case side) to transfer case. Refer to 

DLN-96, "Assembly"

.

CAUTION:

• Never reuse ring gear bearing.

• Apply gear oil to the ring gear bearing.

4. Assemble the selected ring gear bearing adjusting shim (transfer cover side) and ring gear bearing outer

race (transfer cover side) to transfer cover. Refer to 

DLN-83, "Assembly"

.

CAUTION:

• Never reuse ring gear bearing.

• Apply gear oil to the ring gear bearing.

5. Install the ring gear to ring gear shaft, and tighten mounting bolts to the specified torque.

SDIA1807J

JPDIE0032ZZ

L

: 2.0 +0.6/

−0 mm (0.079 +0.024/−0 in)

JSDIA2492ZZ

DLN-84

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

RING GEAR SHAFT

6. Install ring gear bearing inner race (transfer cover side) with drift

(A) (commercial service tool).

CAUTION:

• Never reuse ring gear bearing.

• Apply gear oil to the ring gear bearing.

7. Install the ring gear bearing inner race (transfer case side) to

ring gear shaft with drift (A) (commercial service tool).

CAUTION:

• Never reuse ring gear bearing.

• Apply gear oil to the ring gear bearing.

8. Install the ring gear shaft assembly to the transfer case.

CAUTION:

Protect transfer case oil seals beforehand from being dam-

aged by the spline of ring gear shaft below method follow-

ing.

a. Apply multi-purpose grease to spline part indicated in the figure.

b. Wrap piece of vinyl to spline part only indicated in the figure.

[(A): limit line]

CAUTION:

Never wrap sliding surfaces on oil seal.

9. Install transfer cover to check and adjust each part. Refer to

DLN-79, "Assembly"

.

NOTE:

At this timing, O-ring installing to transfer cover is not necessary.

Install O-ring after backlash and tooth contact are checked.

10. Check backlash, tooth contact, total preload and companion

flange runout. Refer to 

DLN-89, "Adjustment"

.

CAUTION:

Measure the total preload without oil seals of transfer cover and transfer case.

11. Reinstall transfer cover for installing O-ring. Refer to 

DLN-79, "Assembly"

.

12. After installing transfer case oil seals, remove wrapped vinyl from the spline of ring gear shaft.

Inspection

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INSPECTION AFTER DISASSEMBLY

Check items below. If necessary, replace them with new ones.

Gear and Shaft

Check gear face and shaft for wear, cracks, damage, and seizure.

JSDIA1056ZZ

JSDIA1055ZZ

JSDIA4195ZZ

JSDIA4196ZZ

RING GEAR SHAFT

DLN-85

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CAUTION:

If malfunction is detected on the ring gear or drive pinion, replace the ring gear and drive pinion as a

set.

Bearing

Check for seizure, peeling, wear, corrosion, sticking, unusual noise, roughness in hand turning, and other

damage.

CAUTION:

When replacing the bearing, always replace the inner race and outer race as a pair.

Shim

Check for seizure, damage, and unusual wear.