Infiniti QX56 (Z62). Manual — part 494
DLN-176
< UNIT DISASSEMBLY AND ASSEMBLY >
[FRONT FINAL DRIVE: R180A]
DRIVE PINION
DRIVE PINION
Exploded View
INFOID:0000000006222396
1.
Bushing
2.
Bearing cap
3.
Side bearing
4.
Side bearing adjusting washer
5.
Drive pinion
6.
Pinion height adjusting washer
7.
Pinion rear bearing
8.
Collapsible spacer
9.
Gasket
10. Drain plug
11.
Side oil seal (left side)
12. Pinion front bearing
13. Front oil seal
14. Companion flange
15. Drive pinion lock nut
16. Gear carrier
17. Side shaft
18. Side shaft bearing
19. Snap ring
20. Snap ring
21. Side oil seal (right side)
22. Drive gear
23. Differential case assembly
24. Housing spacer
25. Filler plug
26. Carrier cover
A:
Oil seal lip
B:
Screw hole
C.
Comply with the assembly proce-
dure when tightening. Refer to
: Apply gear oil.
: Apply anti-corrosion oil.
: Apply multi-purpose grease.
JPDID0390GB
DRIVE PINION
DLN-177
< UNIT DISASSEMBLY AND ASSEMBLY >
[FRONT FINAL DRIVE: R180A]
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Disassembly
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1.
Remove the side shaft. Refer to
2.
Remove the differential assembly. Refer to
.
3.
Remove the drive pinion lock nut with a flange wrench (commer-
cial service tool).
4.
Put matching mark (B) on the end of drive pinion. The matching
mark should be in line with the matching mark (A) on companion
flange (1).
CAUTION:
For matching, marks use paint. Never damage companion
flange and drive pinion.
5.
Remove the companion flange with the puller (commercial ser-
vice tool).
6.
Press the drive pinion assembly.
CAUTION:
Never drop drive pinion assembly.
: Apply Genuine Silicone RTV or equivalent. Refer to
GI-22, "Recommended Chemical Products and Sealants"
.
: Apply Genuine High Strength Thread Locking Sealant or equivalent. Refer to
GI-22, "Recommended Chemical Products
Refer to
for symbols not described above.
PDIA0702E
PDIA0799J
PDIA0703E
PDIA0704E
DLN-178
< UNIT DISASSEMBLY AND ASSEMBLY >
[FRONT FINAL DRIVE: R180A]
DRIVE PINION
7.
Remove the front oil seal with a suitable tool.
CAUTION:
Never damage gear carrier.
8.
Remove the drive pinion front bearing inner race.
9.
Remove the collapsible spacer.
10. Remove the drive pinion rear bearing inner race and drive pinion
height adjusting washer with the replacer (commercial service
tool).
11. Remove the drive pinion front and rear bearing outer races by
tapping them uniformly with a suitable tool.
CAUTION:
Never damage gear carrier.
12. Perform inspection after disassembly. Refer to
PDIA0716E
S-PD179
PDIA0705E
DRIVE PINION
DLN-179
< UNIT DISASSEMBLY AND ASSEMBLY >
[FRONT FINAL DRIVE: R180A]
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Assembly
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1.
Install drive pinion rear bearing outer race and drive pinion front
bearing outer race using Tools.
CAUTION:
• First tap the drive pinion bearing outer race until it
becomes flush with the gear carrier.
• Never reuse drive pinion front and rear bearing outer race.
2.
Select pinion height adjusting washer. Refer to
3.
Install selected drive pinion height adjusting washer (2) to drive
pinion. Press pinion rear bearing inner race (1) to it, using drift
(A) [SST: ST30901000 (J-26010-01)].
CAUTION:
• Be careful of the direction of pinion height adjusting
washer. (Assemble as shown in the figure.)
• Never reuse pinion rear bearing inner race.
4.
Assemble collapsible spacer.
CAUTION:
Never reuse collapsible spacer.
5.
Assemble drive pinion into gear carrier.
CAUTION:
Apply gear oil to pinion rear bearing.
6.
Assemble pinion front bearing inner race to drive pinion assem-
bly.
CAUTION:
• Never reuse pinion front bearing inner race.
• Apply gear oil to pinion front bearing.
A: Drift bar [SST: ST30611000 (J-25742-1)]
B: Drift [SST: ST30313000 (J-25742-3)]
C: Drift [SST: KV38100200 (J-26233)]
PDIA0707E
PDIA0805J
PDIA0708E
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