Infiniti M35/M45 Y50. Manual — part 771
FRONT FINAL DRIVE ASSEMBLY
FFD-31
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FFD
2.
Install side gears and thrust washers into differential case.
CAUTION:
●
Do not reuse circular clip.
●
Make sure that the circular clip is installed to side gear
(side retainer side).
3.
Align 2 pinion mate gears in diagonally opposite positions, then
rotate and install them into differential case after installing thrust
washer to pinion mate gear.
4.
Align the lock pin holes on differential case with shaft, and install
pinion mate shaft.
5.
Measure side gear end play. If necessary, select the appropriate
side gear thrust washers. Refer to
.
6.
Drive a lock pin into pinion mate shaft, using a punch.
Make sure lock pin is flush with differential case.
CAUTION:
Do not reuse lock pin.
7.
Align the matching mark of drive gear with the mark of differen-
tial case, then place drive gear.
8.
Apply thread locking sealant into the thread hole of drive gear.
●
Use Genuine Medium Strength Thread Locking Sealant or
equivalent. Refer to
CAUTION:
Drive gear back and threaded holes shall be cleaned and
degreased sufficiently.
SDIA2025E
SDIA0195J
SPD030
SDIA2593E
SDIA2594E
FFD-32
FRONT FINAL DRIVE ASSEMBLY
9.
Install drive gear on the mounting bolts, and then tighten to the
specified torque. Refer to
CAUTION:
Tighten bolts in a crisscross fashion.
10. Press side bearing inner races to differential case, using the drift
and the base.
CAUTION:
Do not reuse side bearing inner race.
11. Press-fit side bearing outer race into side retainer with the drift
and the drift bar.
CAUTION:
●
At first, using a hammer, tap bearing outer race until it
becomes flat to side retainer.
●
Do not reuse side bearing outer race.
12. Press-fit side bearing outer race into gear carrier with the drift
and the drift bar.
CAUTION:
●
At first, using a hammer, tap bearing outer race until it
becomes flat to gear carrier.
●
Do not reuse side bearing outer race.
13. Place the differential case assembly into gear carrier.
14. Measure side bearing preload. If necessary, select the appropri-
ate side bearing adjusting shim. Refer to
SDIA0247J
Tool number
A: ST33230000 (J-25805-01)
B: ST33061000 (J-8107-2)
PDIA0810J
Tool number
A: ST30611000 (J-25742-1)
B: KV31103000 (J-38982)
PDIA0811J
Tool number
A: ST30611000 (J-25742-1)
B: KV31103000 (J-38982)
PDIA0812J
PDIA0671E
FRONT FINAL DRIVE ASSEMBLY
FFD-33
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FFD
15. Install selected side bearing adjusting shim (1).
16. Apply multi-purpose grease to O-ring (2), and install it to side
retainer.
CAUTION:
Do not reuse O-ring.
17. Install side retainer assembly to gear carrier.
18. Install side retainer mounting bolts to the specified torque. Refer
.
19. Using the drift, press-fit side oil seal so that its surface comes
face to face with the end surface of the side retainer.
CAUTION:
●
Do not reuse oil seal.
●
When installing, do not incline oil seal.
●
Apply multi-purpose grease onto oil seal lips, and gear
oil onto the circumference of oil seal.
20. Using the drift, press-fit side oil seal so that its surface comes
face to face with the end surface of gear carrier.
CAUTION:
●
Do not reuse oil seal.
●
When installing, do not incline oil seal.
●
Apply multi-purpose grease onto oil seal lips, and gear
oil onto the circumference of oil seal.
21. Apply multi-purpose grease to O-ring, and install it to gear car-
rier.
CAUTION:
Do not reuse O-ring.
22. Check and adjust drive gear runout, tooth contact, drive gear to drive pinion backlash, and total preload
torque. Refer to
,
,
.
Recheck above items. Readjust the above description, if necessary.
PDIA0813E
PDIA0669E
Tool number
A: ST33400001 (J-26082)
PDIA0787J
Tool number
A: KV38102100 (J-25803-01)
PDIA0788J
FFD-34
FRONT FINAL DRIVE ASSEMBLY
23. Apply sealant to mating surface of carrier cover.
●
Use Genuine Silicone RTV or equivalent. Refer to
"Recommended Chemical Products and Sealants"
.
CAUTION:
Remove old sealant adhering to mounting surfaces. Also
remove any moisture, oil, or foreign material adhering to
application and mounting surfaces.
24. Install carrier cover on gear carrier and tighten mounting bolts
with the specified torque. Refer to
.
Side Shaft Assembly
1.
Using the drift, install side shaft oil seal.
CAUTION:
●
Do not reuse oil seal.
●
When installing, do not incline oil seal.
●
Apply multi-purpose grease onto oil seal lips, and gear
oil onto the circumference of oil seal.
2.
Install dust sealed.
3.
Support side shaft bearing with the drift, then press side shaft
(1) into the side shaft bearing using a press.
4.
Apply multi-purpose grease to O-ring, and install it to extension
tube retainer.
CAUTION:
Do not reuse O-ring.
PDIA0742E
SDIA1648E
Tool number
A: KV38100200 (
—
)
PDIA0814J
Tool number
A: ST30032000 (J-26010-01)
PDIA0815J
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