Infiniti M35/M45 Y50. Manual - part 771

 

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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 

FFD-25, "Differential Side

Gear Clearance"

 .

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 

GI-47, "Recommended Chemical

Products and Sealants"

 .

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 

FFD-15, "COMPONENTS"

 .

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 

FFD-25, "Side Bearing

Preload"

 .

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

to 

FFD-15, "COMPONENTS"

 .

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 

FFD-17, "Drive Gear Runout"

 , 

FFD-17, "Tooth Contact"

 , 

FFD-19, "Backlash"

 , 

FFD-16,

"Total Preload Torque"

 .

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 

GI-47,

"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 

FFD-15, "COMPONENTS"

 .

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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