Infiniti QX4 (R50). Manual — part 94
SFA236
REMOVAL
NBAX0017
1.
Remove hub cap and snap ring.
Refer to “REMOVAL”, “Wheel Hub and Rotor Disc”, AX-6.
2.
Remove bolts fixing drive shaft to final drive.
SFA760B
3.
Remove transverse link fixing nut and bolts.
SFA761B
4.
Separate drive shaft from knuckle by lightly tapping it with a
copper hammer.
Cover boots with shop towel so as not to damage them when
removing drive shaft.
SFA880
DISASSEMBLY
NBAX0018
Final Drive Side (TS82F)
NBAX0018S01
1.
Remove plug seal from slide joint housing by lightly tapping
around slide joint housing.
2.
Remove boot bands.
SFA963
3.
Move boot and slide joint housing toward wheel side, and put
matching marks.
GI
MA
EM
LC
EC
FE
AT
TF
PD
SU
BR
ST
RS
BT
HA
SC
EL
IDX
FRONT AXLE
Drive Shaft (Cont’d)
AX-11
SFA964
4.
Remove snap ring.
SFA392
5.
Detach spider assembly with press.
SFA799
6.
Draw out boot.
Cover drive shaft serration with tape so as not to damage the
boot.
SFA455
Wheel Side (ZF100)
NBAX0018S02
CAUTION:
The joint on the wheel side cannot be disassembled.
I
Before separating joint assembly, put matching marks on drive
shaft and joint assembly.
I
Separate joint assembly with suitable tool.
Be careful not to damage threads on drive shaft.
I
Remove boot bands.
INSPECTION
NBAX0019
Thoroughly clean all parts in cleaning solvent, and dry with com-
pressed air. Check parts for evidence of deformation and other
damage.
Drive Shaft
NBAX0019S01
Replace drive shaft if it is twisted or cracked.
Boot
NBAX0019S02
Check boot for fatigue, cracks, and wear. Replace boot with new
boot bands.
FRONT AXLE
Drive Shaft (Cont’d)
AX-12
Joint Assembly (Final drive side)
NBAX0019S03
I
Replace any parts of double offset joint which show signs of
scorching, rust, wear or excessive play.
I
Check serration for deformation. Replace if necessary.
I
Check slide joint housing for any damage. Replace if neces-
sary.
Joint Assembly (Wheel side)
NBAX0019S04
Replace joint assembly if it is deformed or damaged.
ASSEMBLY
NBAX0020
I
After drive shaft has been assembled, ensure that it
moves smoothly over its entire range without binding.
I
Use NISSAN GENUINE GREASE or equivalent after every
overhaul.
SFA800
Final Drive Side (TS82F)
NBAX0020S01
1.
Install new small boot band, boot and side joint housing to
drive shaft.
Cover drive shaft serration with tape so as not to damage boot
during installation.
SFA397
2.
Install spider assembly securely, ensuring marks are properly
aligned.
I
Press-fit with spider assembly serration chamfer facing
shaft.
3.
Install new snap ring.
SFA460BA
4.
Pack with grease.
Specified amount of grease:
95 - 105 g (3.35 - 3.70 oz)
5.
Make sure that boot is properly installed on the drive shaft
groove. Set boot so that it does not swell and deform when its
length is “L
1
”.
Length “L
1
”: 95 - 97 mm (3.74 - 3.82 in)
GI
MA
EM
LC
EC
FE
AT
TF
PD
SU
BR
ST
RS
BT
HA
SC
EL
IDX
FRONT AXLE
Drive Shaft (Cont’d)
AX-13
SFA443B
6.
Lock new larger boot band securely with a suitable tool, then
lock new smaller boot band.
7.
Install new plug seal to slide joint housing by lightly tapping it.
Apply sealant to mating surface of plug seal.
SFA800
Wheel Side (ZF100)
NBAX0020S02
1.
Install new small boot band and boot on drive shaft.
Cover drive shaft serration with tape so as not to damage boot
during installation.
SFA884
2.
Set joint assembly onto drive shaft by lightly tapping it.
Install joint assembly securely, ensuring marks which were
made during disassembly are properly aligned.
SFA473BA
3.
Pack drive shaft with specified amount of grease.
Specified amount of grease:
135 - 145 g (4.76 - 5.11 oz)
4.
Make sure that boot is properly installed on the drive shaft
groove. Set boot so that it does not swell and deform when its
length is “L
2
”.
Length “L
2
”: 96 - 98 mm (3.78 - 3.86 in)
5.
Lock new larger boot band securely with a suitable tool.
6.
Lock new smaller boot band.
SFA887
INSTALLATION
NBAX0021
1.
Apply multi-purpose grease.
FRONT AXLE
Drive Shaft (Cont’d)
AX-14
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