Nissan Pathfinder (2008 year). Manual — part 617
TM-278
< DISASSEMBLY AND ASSEMBLY >
FRONT CARRIER, INPUT CLUTCH, REAR INTERNAL GEAR
b.
Remove needle bearing from input clutch assembly.
c.
Remove snap ring from input clutch drum using suitable tool.
d.
Remove drive plates, driven plates and retaining plate from input
clutch drum.
INSPECTION
Front Carrier Snap Ring
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the snap ring.
Input Clutch Snap Ring
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the input clutch assembly.
Input Clutch Drum
• Check for deformation, fatigue or damage or burns.
CAUTION:
If necessary, replace the input clutch assembly.
Input Clutch Drive Plates
• Check facing for burns, cracks or damage.
CAUTION:
If necessary, replace the input clutch assembly.
Input Clutch Retaining Plate and Driven Plates
• Check facing for burns, cracks or damage.
CAUTION:
If necessary, replace the input clutch assembly.
Front Carrier
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the front carrier assembly.
Rear Internal Gear
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the rear internal gear assembly.
ASSEMBLY
1.
Install input clutch.
SCIA2853E
SCIA2864E
FRONT CARRIER, INPUT CLUTCH, REAR INTERNAL GEAR
TM-279
< DISASSEMBLY AND ASSEMBLY >
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a.
Install drive plates (3), driven plates (4) and retaining plate (2) in
input clutch drum.
• Snap ring (1)
CAUTION:
Take care with order of plates.
NOTE:
There are 7 drive plates and 7 driven plates.
b.
Install snap ring in input clutch drum using suitable tool.
c.
Install needle bearing in input clutch assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
d.
Install O-ring and seal rings in input clutch assembly.
CAUTION:
• Do not reuse O-ring and seal rings.
• Apply ATF to O-ring.
• Apply petroleum jelly to seal rings.
2.
Install front carrier assembly.
a.
Install snap ring to front carrier assembly.
CAUTION:
Do not excessively expand snap ring.
SCIA7133E
SCIA2864E
SCIA2853E
SCIA5235E
SCIA5476E
TM-280
< DISASSEMBLY AND ASSEMBLY >
FRONT CARRIER, INPUT CLUTCH, REAR INTERNAL GEAR
b.
Install needle bearing in front carrier assembly.
CAUTION:
• Take care with the direction of needle bearing. Refer to
TM-248, "Location of Adjusting Shims, Needle Bearings,
Thrust Washers and Snap Rings"
.
• Apply petroleum jelly to bearing race.
c.
Install bearing race in front carrier assembly.
CAUTION:
Apply petroleum jelly to bearing race.
d.
Install front carrier assembly to input clutch assembly.
3.
Compress snap ring using 2 flat-bladed screwdrivers.
4.
Install front carrier assembly and input clutch assembly to rear
internal gear.
SCIA5233E
SCIA2847E
SCIA5339E
MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH HUB
TM-281
< DISASSEMBLY AND ASSEMBLY >
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MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH
HUB
Exploded View
INFOID:0000000001726729
VQ40DE models
VK56DE models
1.
Needle bearing
2.
Bearing race
3.
Snap ring
4.
High and low reverse clutch hub
5.
Needle bearing
6.
Snap ring
7.
1st one-way clutch
8.
Rear sun gear
9.
Seal ring
10. Mid sun gear
SCIA2851E
1.
Needle bearing
2.
Bearing race
3.
Snap ring
4.
High and low reverse clutch hub
5.
Needle bearing
6.
Snap ring
7.
1st one-way clutch
8.
Rear sun gear
9.
Seal ring
10. Mid sun gear
SCIA5343E
TM-282
< DISASSEMBLY AND ASSEMBLY >
MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH HUB
Disassembly and Assembly
INFOID:0000000001726759
DISASSEMBLY
1.
Remove needle bearing and bearing race from high and low
reverse clutch hub.
• VQ40DE models
• VK56DE models
2.
Remove snap ring from mid sun gear assembly using suitable
tool.
CAUTION:
Do not excessively expand snap ring.
3.
Remove high and low reverse clutch hub from mid sun gear
assembly.
SCIA2854E
SCIA5238E
SCIA2855E
SCIA2856E
MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH HUB
TM-283
< DISASSEMBLY AND ASSEMBLY >
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a.
Remove needle bearing from high and low reverse clutch hub.
4.
Remove rear sun gear assembly from mid sun gear assembly.
a.
Remove snap ring from rear sun gear using suitable tool.
b.
Remove 1st one-way clutch from rear sun gear.
5.
Remove seal rings from mid sun gear.
SCIA2857E
SCIA2858E
SCIA2859E
SCIA4633E
SCIA2861E
TM-284
< DISASSEMBLY AND ASSEMBLY >
MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH HUB
INSPECTION
High and Low Reverse Clutch Hub Snap Ring, Rear Sun Gear Snap Ring
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the snap ring.
1st One-way Clutch
• Check frictional surface for wear or damage.
CAUTION:
If necessary, replace the 1st one-way clutch.
Mid Sun Gear
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the mid sun gear.
Rear Sun Gear
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the rear sun gear.
High and Low Reverse Clutch Hub
• Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the high and low reverse clutch hub.
ASSEMBLY
1.
Install seal rings to mid sun gear.
CAUTION:
• Do not reuse seal rings.
• Apply petroleum jelly to seal rings.
2.
Install 1st one-way clutch to rear sun gear.
CAUTION:
Apply petroleum jelly to 1st one-way clutch.
SCIA2861E
SCIA4633E
MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH HUB
TM-285
< DISASSEMBLY AND ASSEMBLY >
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3.
Install snap ring to rear sun gear using suitable tool.
4.
Install rear sun gear assembly to mid sun gear assembly.
5.
Install needle bearing to high and low reverse clutch hub.
CAUTION:
Apply petroleum jelly to needle bearing.
6.
Install high and low reverse clutch hub to mid sun gear assem-
bly.
7.
Install snap ring to mid sun gear assembly using suitable tool.
CAUTION:
Do not excessively expand snap ring.
SCIA2859E
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SCIA2856E
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