2007 INFINITI QX56 clutch

REPAIR FOR COMPONENT PARTS
AT-273
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
DISASSEMBLY
1. Remove bearing race from high and low reverse clutch drum.
2. Remove snap ring from high and low reverse clutch drum using
suitable tool.
3. Remove drive plates, driven plates and retaining plate from high
and low reverse clutch drum.
INSPECTION
•Check the following, and replace high and low reverse clutch assembly if necessary.
High and Low Reverse Clutch Snap Ring
• Check for deformation, fatigue or damage.
High and Low Reverse Clutch Drive Plates
• Check facing for burns, cracks or damage.
High and Low Reverse Clutch Retaining Plate and Driven Plates
• Check facing for burns, cracks or damage.
ASSEMBLY
1. High and low reverse clutch drum 2. Driven plate 3. Retaining plate
4. Snap ring 5. Drive plate 6. Bearing race
SCIA5239E
SCIA5240E
SCIA2868E

AT-274
< SERVICE INFORMATION >
REPAIR FOR COMPONENT PARTS
1. Install drive plates, driven plates and retaining plate in high and
low reverse clutch drum.
CAUTION:
Take care with the order of plates.
2. Install snap ring in high and low reverse clutch drum using suit-
able tool.
3. Install bearing race to high and low reverse clutch drum.
CAUTION:
Apply petroleum jelly to bearing race.
Direct ClutchINFOID:0000000003532492
COMPONENTS
SCIA5241E
SCIA2868E
SCIA5240E

REPAIR FOR COMPONENT PARTS
AT-275
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
DISASSEMBLY
1. Remove snap rings from direct clutch drum using suitable tool.
2. Remove drive plates, driven plates and retaining plate from
direct clutch drum.
INSPECTION
•Check the following, and replace direct clutch assembly if necessary.
Direct Clutch Snap Rings
• Check for deformation, fatigue or damage.
Direct Clutch Drive Plates
• Check facing for burns, cracks or damage.
Direct Clutch Retaining Plate and Driven Plates
• Check facing for burns, cracks or damage.
ASSEMBLY
1. Direct clutch drum 2. Driven plate 3. Retaining plate
4. Snap ring 5. Drive plate
SCIA5242E
SCIA2868E

AT-276
< SERVICE INFORMATION >
REPAIR FOR COMPONENT PARTS
1. Install drive plates, driven plates and retaining plate in direct
clutch drum.
CAUTION:
Take care with the order of plates.
2. Install snap rings in direct clutch drum using suitable tool.
SCIA5243E
SCIA2868E

AT-286
< SERVICE INFORMATION >
ASSEMBLY
36. Install direct clutch assembly in reverse brake.
37. Install high and low reverse clutch assembly in direct clutch
assembly.
38. Align the drive plate using suitable tool.
39. Install high and low reverse clutch hub, mid sun gear assembly
and rear sun gear assembly as a unit.
CAUTION:
SCIA5019E
SCIA2306E
SCIA3169E
SCIA5018E

ASSEMBLY
AT-287
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
Check that portion A of high and low reverse clutch drum
protrudes approximately 2 mm (0.08 in) beyond portion B of
rear sun gear.
40. Install needle bearing in rear carrier assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
41. Install bearing race in rear carrier assembly.
CAUTION:
Apply petroleum jelly to bearing race.
42. Install rear carrier assembly in direct clutch drum.
43. Install needle bearing (rear side) in mid carrier assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
SCIA3130E
SCIA5179E
SCIA5178E
SCIA2462E
SCIA5177E

AT-288
< SERVICE INFORMATION >
ASSEMBLY
44. Install needle bearing (front side) in mid carrier assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
45. Install mid carrier assembly in rear carrier assembly.
46. Install front carrier assembly, input clutch assembly and rear
internal gear as a unit.
47. Install new seal rings in input clutch assembly.
CAUTION:
• Do not reuse seal rings.
• Apply petroleum jelly to seal rings.
48. Install new band servo anchor end pin and lock nut in transmis-
sion case.
CAUTION:
Do not reuse band servo anchor end pin.
SCIA5176E
SCIA5344E
SCIA5173E
SCIA5269E
SCIA5016E

ASSEMBLY
AT-289
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
49. Install brake band in transmission case.
CAUTION:
Assemble it so that identification to avoid incorrect installa-
tion faces servo side.
50. Install front sun gear assembly to front carrier assembly.
CAUTION:
Apply ATF to front sun gear radial bearing and 3rd one-way
clutch end bearing.
51. Install needle bearing in front sun gear assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
52. Adjust brake band tilting using clips so that brake band contacts
front sun gear drum evenly.
53. Adjust brake band.
a. Loosen lock nut.
b. Tighten band servo anchor end pin to specified torque.
c. Back off band servo anchor end pin three turns.
d. Holding band servo anchor end pin, tighten lock nut to specified
torque. Refer to AT-228, "
Component".
SCIA5498E
SCIA5014E
SCIA2808E
SCIA5033E
Band servo anchor end pin : 5.0 N·m (0.51 kg-m,
44 in-lb)
SCIA5498E