Infiniti F50. Manual — part 727
REAR FINAL DRIVE ASSEMBLY
RFD-13
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RFD
Disassembly and Assembly
EDS000YO
REMOVAL OF DIFFERENTIAL CASE ASSEMBLY
1.
Using two 45 mm (1.77 in) spacers, mount carrier on Tool.
2.
For proper reinstallation, paint match marks on one side of the
bearing cap.
Bearing caps are line-board during manufacture. Replace them
in their proper positions.
3.
Remove bearing caps.
4.
Lift differential case assembly out with Tool.
Tool number:
KV38100800 (J25604–01)
SDIA1008E
SPD889
S-PD343
Tool number:
HT72400000 ( – )
S-PD344
RFD-14
REAR FINAL DRIVE ASSEMBLY
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Keep the side bearing outer races together with inner race.
Do not mix them up.
Also, keep adjusting washers together with bearings.
REMOVAL OF DRIVE PINION ASSEMBLY
1.
Put matchmarks on companion flange and drive pinion with
paint.
2.
Loosen drive pinion nut and pull off companion flange.
3.
Take out drive pinion (together with rear bearing inner race, pin-
ion bearing adjusting spacer).
4.
Remove front oil seal. Refer to
5.
Remove pinion front bearing inner race.
6.
Remove side oil seal. Refer to
.
SPD919
SDIA1033E
Tool number:
KV40104000 ( – )
SDIA1129E
SPD892
REAR FINAL DRIVE ASSEMBLY
RFD-15
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RFD
7.
Remove pinion bearing outer races with a brass drift.
8.
Remove pinion rear bearing inner race and drive pinion height
adjusting washer with Tool.
DISASSEMBLY OF DIFFERENTIAL CASE ASSEMBLY
1.
Remove side bearing inner race.
To prevent damage to bearing, engage puller jaws in groove.
SDIA0817E
Tool number:
ST30031000 (J22912-01)
S-PD179
Tool number:
A ST3305S001 ( – )
B ST33061000 (J8107-2)
SPD920
RFD-16
REAR FINAL DRIVE ASSEMBLY
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Be careful not to confuse left- and right-hand parts.
2.
Loosen ring gear bolts in a criss-cross fashion.
3.
Tap ring gear off the differential case with a soft hammer.
●
Tap evenly all around to keep ring gear from binding.
4.
Drive out pinion mate shaft lock pin with punch from ring gear
side.
INSPECTION
Contact Surfaces
1.
Clean the disassembled parts in suitable solvent and blow dry with compressed air.
2.
If following surfaces are found to be burred or scratched, smooth with oil stone.
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Differential case
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Side gear
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Pinion mate gear
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Pinion mate shaft
Bearing
1.
Thoroughly clean bearing.
2.
Check bearings for wear, scratches, pitting or flaking.
Check tapered roller bearing for smooth rotation. If damaged,
replace outer race and inner race as a set.
SPD022
SPD024
SPD025
SPD715
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