sc 28 INFINITI QX4 2001 Factory Service Manual

SMT845DB
17. Install companion flange to front drive shaft, and tighten
mounting nut.
: 226 - 324 N´m (23.0 - 33.0 kg-m, 166 - 239 ft-lb)
ASSEMBLY
Final Assembly (Cont'd)
TF-156

General SpecificationsNBTF0085
Transfer modelATX14A
Gear ratioHigh1.000
Low2.596
Number of teethPlanetary gearSun gear 57
Internal gear 91
Front drive sprocket 35
Front drive shaft 35
Fluid capacity(US qt, Imp qt)*3.0 (3-1/8, 2-5/8)
*: Refer to MA-11, ªFluids and Lubricantsº.
Inner Gear and Outer GearNBTF0086SUB-OIL PUMPNBTF0086S01
Allowable clearance 0.015 - 0.035 mm (0.0006 - 0.0014 in)
Gear thickness mm (in)Part No.*
Inner gear Outer gear
9.27 - 9.28 (0.3650 - 0.3654) 31346 0W462 31347 0W462
9.28 - 9.29 (0.3654 - 0.3657) 31346 0W461 31347 0W461
9.29 - 9.30 (0.3657 - 0.3661) 31346 0W460 31347 0W460
*: Always check with the Parts Department for the latest parts information.
MAIN OIL PUMPNBTF0086S02
Allowable clearance 0.015 - 0.035 mm (0.0006 - 0.0014 in)
Gear thickness mm (in)Part No.*
Inner gear Outer gear
14.67 - 14.68 (0.5776 - 0.5780) 31346 0W412 31347 0W412
14.68 - 14.69 (0.5780 - 0.5783) 31346 0W411 31347 0W411
14.69 - 14.70 (0.5783 - 0.5787) 31346 0W410 31347 0W410
*: Always check with the Parts Department for the latest parts information.
Control ValveNBTF0087VALVENBTF0087S01
Mounting position Part name Part No.* Outer dia. mm (in) Overall length mm (in)
L1 2-4 shift valve 31772 21X00 8.0 (0.315) 38.5 (1.516)
L2 Clutch valve 31772 80X11 10.0 (0.394) 40.0 (1.575)
L4 Pilot valve 31772 80X11 10.0 (0.394) 40.0 (1.575)
L5 Regulator valve 31741 0W410 12.0 (0.472) 68.0 (2.677)
*: Always check with the Parts Department for the latest parts information.
SPRINGNBTF0087S02
Mounting position Part name Part No.*Free length
mm (in)Outer dia.
mm (in)Wire dia. mm (in) Winding direction
L12-4 shift valve
spring31742 0W400 31.85 (1.2539) 7.0 (0.276) 0.6 (0.024) Clockwise
GI
MA
EM
LC
EC
FE
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
SERVICE DATA AND SPECIFICATIONS (SDS)
General Specifications
TF-157

Mounting position Part name Part No.*Free length
mm (in)Outer dia.
mm (in)Wire dia. mm (in) Winding direction
L2 Clutch valve spring 31742 0W405 40.6 (1.598) 9.0 (0.354) 0.8 (0.031) Clockwise
L4 Pilot valve spring 31742 0W410 28.1 (1.106) 9.0 (0.354) 1.2 (0.047) Clockwise
L5Regulator valve
spring31742 0W415 39.7 (1.563) 11.0 (0.433) 1.3 (0.051) Clockwise
*: Always check with the Parts Department for the latest parts information.
ClutchNBTF0088DRIVE PLATENBTF0088S01
Part No.* Quantity Initial thickness mm (in) Limit value mm (in)
31532 0W410 8 2.0 (0.079) 1.8 (0.071)
*: Always check with the Parts Department for the latest parts information.
DRIVEN PLATENBTF0088S04
Part No.* Quantity Initial thickness mm (in) Limit value mm (in)
31536 0W410 14 2.0 (0.079) 0 (0) (steel plate)
*: Always check with the Parts Department for the latest parts information.
RETURN SPRINGNBTF0088S02
Stamped mark Part No.* Free length mm (in) Outer dia. mm (in) Wire dia. mm (in) Winding direction
1 31521 0W401 37.3 (1.496)
12.0 (0.472) 1.8 (0.071) Clockwise 2 31521 0W402 37.8 (1.488)
3 31521 0W403 38.4 (1.512)
4 31521 0W404 38.9 (1.531)
5 31521 0W405 39.4 (1.551)
6 31521 0W406 40.0 (1.575)
7 31521 0W407 36.8 (1.449)
8 31521 0W408 40.5 (1.594)
*: Always check with the Parts Department for the latest parts information.
RETAINING PLATENBTF0088S03
Standard end play 0.2 - 0.5 mm (0.008 - 0.020 in)
Measured value mm (in) Part No.* Thickness mm (in)
2.30 - 2.50 (0.0906 - 0.0984) 31537 0W410 2.1 (0.083)
2.50 - 2.70 (0.0984 - 0.1063) 31537 0W411 2.3 (0.091)
2.70 - 2.90 (0.1063 - 0.1142) 31537 0W412 2.5 (0.098)
2.90 - 3.10 (0.1142 - 0.1220) 31537 0W413 2.7 (0.106)
3.10 - 3.30 (0.1220 - 0.1299) 31537 0W414 2.9 (0.114)
3.30 - 3.50 (0.1299 - 0.1378) 31537 0W415 3.1 (0.122)
3.50 - 3.70 (0.1378 - 0.1457) 31537 0W416 3.3 (0.130)
3.70 - 3.90 (0.1457 - 0.1535) 31537 0W417 3.5 (0.138)
3.90 - 4.10 (0.1535 - 0.1614) 31537 0W418 3.7 (0.146)
4.10 - 4.30 (0.1614 - 0.1693) 31537 0W419 3.9 (0.154)
SERVICE DATA AND SPECIFICATIONS (SDS)
Control Valve (Cont'd)
TF-158

Standard end play 0.2 - 0.5 mm (0.008 - 0.020 in)
Measured value mm (in) Part No.* Thickness mm (in)
4.30 - 4.50 (0.1693 - 0.1772) 31537 0W420 4.1 (0.161)
4.50 - 4.70 (0.1772 - 0.1850) 31537 0W421 4.3 (0.169)
4.70 - 4.90 (0.1850 - 0.1929) 31537 0W422 4.5 (0.177)
4.90 - 5.10 (0.1929 - 0.2008) 31537 0W423 4.7 (0.185)
*: Always check with the Parts Department for the latest parts information.
Seal Ring (Mainshaft side)NBTF0089
Standard clearance
Limit clearance0.05 - 0.30 mm (0.0020 - 0.0118 in)
0.30 mm (0.0118 in)
Part No.* Outer dia. mm (in) Inner dia. mm (in) Thickness mm (in)
31525 0W410 40.8 (1.606) 36.9 (1.453) 1.97 (0.471)
*: Always check with the Parts Department for the latest parts information.
Bearing Race (Thrust needle bearing side)NBTF0090
Standard end play 0.1 - 0.25 mm (0.0039 - 0.0098 in)
End play (Dimension ªEº) mm (in) Part No.* Thickness mm (in)
1.785 - 1.800 (0.0703 - 0.0709) 31439 0W410 1.6 (0.063)
1.800 - 1.900 (0.0709 - 0.0748) 31439 0W411 1.7 (0.067)
1.900 - 2.000 (0.0748 - 0.0787) 31439 0W412 1.8 (0.071)
2.000 - 2.100 (0.0787 - 0.0827) 31439 0W413 1.9 (0.075)
2.100 - 2.200 (0.0827 - 0.0866) 31439 0W414 2.0 (0.079)
2.200 - 2.270 (0.0866 - 0.0894) 31439 0W415 2.1 (0.083)
*: Always check with the Parts Department for the latest parts information.
Snap Ring (Sun gear side)NBTF0091
Standard end play 0 - 0.15 mm (0 - 0.0059 in)
End play (Dimension ªFº) mm (in) Part No.* Thickness mm (in)
2.40 - 2.50 (0.0945 - 0.0984) 33112 0W411 2.4 (0.094)
2.50 - 2.60 (0.0984 - 0.1024) 33112 0W412 2.5 (0.098)
2.60 - 2.70 (0.1024 - 0.1063) 33112 0W413 2.6 (0.102)
*: Always check with the Parts Department for the latest parts information.
GI
MA
EM
LC
EC
FE
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
SERVICE DATA AND SPECIFICATIONS (SDS)
Clutch (Cont'd)
TF-159

NOTES