2011 INFINITI QX56 clutch

TM-276
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
OIL PUMP, 2346 BRAKE, FRONT BRAKE PISTON
8. Install front brake piston (1) to oil pump assembly.
9. Install 2346 brake spring retainer (1) to oil pump assembly.
10. Set the clutch spring compressor [SST: KV31102400 (J-34285
and J-34285-87)] (A) on 2346 brake spring retainer and install
snap ring (fixing 2346 brake spring retainer) (1) to oil pump
assembly while compressing return spring.
CAUTION:
Be careful not to exp and snap ring excessively.
11. Install front brake spring retainer (1) to oil pump assembly.
12. Set the clutch spring compressor (SST: KV31103800) (A) on front brake spring retainer and install snap ring (fixing front
brake spring retainer) (1) to oil pump assembly while compress-
ing return spring.
CAUTION:
Be careful not to exp and snap ring excessively.
JSDIA1723ZZ
JPDIA1096ZZ
B: Press
JSDIA1730ZZ
JPDIA1094ZZ
JSDIA1729ZZ
Revision: 2010 May2011 QX56

TM-282
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
FRONT CARRIER, INPUT CLUT
CH, REAR INTERNAL GEAR
FRONT CARRIER, INPUT CLUTCH, REAR INTERNAL GEAR
Exploded ViewINFOID:0000000006226928
1. Needle bearing 2. Snap ring 3. Front carrier assembly
4. Needle bearing 5. O-ring 6. Seal ring
7. Input clutch drum 8. Input clutch driven plate 9. Input clutch drive plate
10. Input clutch retaining plate 11. Snap ring 12. Rear internal gear
Refer to GI-4, "
Components" for symbols in the figure.
JPDIA1122GB
Revision: 2010 May2011 QX56

FRONT CARRIER, INPUT CLUTCH, REAR INTERNAL GEARTM-283
< UNIT DISASSEMBLY AND ASSEMBLY > [7AT: RE7R01B]
C
EF
G H
I
J
K L
M A
B
TM
N
O P
DisassemblyINFOID:0000000006226929
1. Remove needle bearing (1) from front carrier assembly.
2. Compress snap ring (1) using flat-bladed screwdrivers (A).
CAUTION:
 Be careful not to scratch rear internal gear.
 Be careful not to damage snap ring.
3. Remove front carrier assembly and input clutch assembly from rear internal gear.
4. Remove front carrier assembly from input clutch assembly.
5.6. Remove snap ring (1) from front carrier assembly. CAUTION:
Be careful not to expand snap ring excessively.
7. Remove O-ring (1) and seal rings (2) from input clutch assem- bly.
JPDIA1120ZZ
JPDIA1123ZZ
JPDIA1159ZZ
JPDIA1124ZZ
Revision: 2010 May2011 QX56

TM-284
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
FRONT CARRIER, INPUT CLUT
CH, REAR INTERNAL GEAR
8. Remove needle bearing from input clutch assembly.
9. Remove snap ring from input clutch drum using a flat-bladed
screwdriver.
CAUTION:
 Be careful not to scratch rear input clutch drum and input
clutch retaining plate.
 Be careful not to damage snap ring.
10. Remove input clutch drive plates , input clutch driven plates, and
input clutch retaining plate from input clutch drum.
AssemblyINFOID:0000000006226930
1. Install input clutch drive plates , input clutch driven plates, and
input clutch retaining plate in input clutch drum.
CAUTION:
Check order of plates.
2. Install snap ring in input clutch drum using a flat-bladed screw- driver.
CAUTION:
 Be careful not to scratch input clutch drum and inputclutch retaining plate.
 Be careful not to damage snap ring.
SCIA2853E
SCIA2864E
1: Snap ring
2 : Retaining plate
3 : Drive plate (seven pieces)
4 : Driven plate (seven pieces)
JPDIA1125ZZ
SCIA2864E
Revision: 2010 May2011 QX56

FRONT CARRIER, INPUT CLUTCH, REAR INTERNAL GEARTM-285
< UNIT DISASSEMBLY AND ASSEMBLY > [7AT: RE7R01B]
C
EF
G H
I
J
K L
M A
B
TM
N
O P
3. Install needle bearing in input clutch assembly. CAUTION:
Check the direction of needle bearing. Refer to TM-222,
"Location of Needle Bearings and Bearing Races".
4. Install O-ring (1) and seal rings (2) in input clutch assembly.
5. Install snap ring (1) to front carrier assembly. CAUTION:
Be careful not to expand snap ring excessively.
6. Compress snap ring (1) using flat-bladed screwdrivers (A).
CAUTION:
 Be careful not to scratch rear internal gear.
 Be careful not to damage snap ring.
7. Install front carrier assembly and input clutch assembly to rear internal gear.
8. Install needle bearing (1) to front carrier assembly. CAUTION:
Check the direction of needle bearing. Refer to TM-222,
"Location of Needle Bearings and Bearing Races".
SCIA2853E
JPDIA1124ZZ
JPDIA1159ZZ
JPDIA1123ZZ
JPDIA1120ZZ
Revision: 2010 May2011 QX56

TM-286
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
FRONT CARRIER, INPUT CLUT
CH, REAR INTERNAL GEAR
Inspection
INFOID:0000000006226931
INSPECTION AFTER REMOVAL
Front Carrier Snap Ring
Check for deformation, fatigue or damage. If necessary, replace the snap ring.
Input Clutch Snap Ring
Check for deformation, fatigue or damage. If necessary, replace input clutch assembly.
Input Clutch Drum
Check for deformation, fatigue or damage or burns. If necessary, replace input clutch assembly.
Input Clutch Drive Plates
Check facing for burns, cracks or damage. If necessary, replace input clutch assembly.
Input Clutch Retaining Plate and Driven Plates
Check facing for burns, cracks or damage. If necessary, replace input clutch assembly.
Front Carrier
Check for deformation, fatigue or damage. If necessary, replace front carrier assembly.
Rear Internal Gear
Check for deformation, fatigue or damage. If necessary, replace rear internal gear.
Revision: 2010 May2011 QX56

MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH HUB
TM-287
< UNIT DISASSEMBLY AND ASSEMBLY > [7AT: RE7R01B]
C
EF
G H
I
J
K L
M A
B
TM
N
O P
MID SUN GEAR, REAR SUN GEAR, HIGH AND LOW REVERSE CLUTCH
HUB
Exploded ViewINFOID:0000000006226932
DisassemblyINFOID:0000000006226933
1. Remove needle bearing and bearing races from high and low reverse clutch hub.
2. Remove snap ring from mid sun gear assembly using pair of snap ring pliers.
CAUTION:
Be careful not to expand snap ring excessively.
1. Mid sun gear 2. Seal ring 3. Rear sun gear
4. 2nd one-way clutch 5. Snap ring 6. Needle bearing
7. High and low reverse clutch hub 8. Snap ring 9. Bearing race
10. Bearing race 11. Needle bearing
Refer to GI-4, "
Components" for symbols in the figure.
JSDIA1758ZZ
SCIA5238E
SCIA2855E
Revision: 2010 May2011 QX56

TM-288
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
MID SUN GEAR, REAR SUN GEAR,
HIGH AND LOW REVERSE CLUTCH HUB
3. Remove high and low reverse clutch hub from mid sun gear
assembly.
4. Remove needle bearing from high and low reverse clutch hub.
5. Remove rear sun gear assembly from mid sun gear assembly.
6. Remove snap ring from rear sun gear using a flat-bladed screw- driver.
CAUTION:
 Be careful not to scratch rear sun gear and 2nd one-wayclutch.
 Be careful not to damage snap ring.
7. Remove 2nd one-way clutch from rear sun gear.
SCIA2856E
SCIA2857E
SCIA7018E
SCIA2859E
JSDIA1817ZZ
Revision: 2010 May2011 QX56