Nissan 240SX - Automatic Transmission (Section AT) (2000 year). Instruction - part 19
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Return Springs
NMAT0165
Unit: mm (in)
Parts
Item
Part No.*
Free length
Outer diameter
Control valve
Upper body
Torque converter relief valve spring
31742-41X23
38.0 (1.496)
9.0 (0.354)
Pressure regulator valve spring
31742-41X24
44.02 (1.7331)
14.0 (0.551)
Pressure modifier valve spring
31742-41X19
31.95 (1.2579)
6.8 (0.268)
Accumulator control valve spring
—
—
—
Shuttle shift valve D spring
31762-41X01
25.0 (0.984)
7.0 (0.276)
4-2 sequence valve spring
31756-41X00
29.1 (1.146)
6.95 (0.2736)
Shift valve B spring
31762-41X01
25.0 (0.984)
7.0 (0.276)
4-2 relay valve spring
31756-41X00
29.1 (1.146)
6.95 (0.2736)
Shift valve A spring
31762-41X01
25.0 (0.984)
7.0 (0.276)
Overrun clutch control valve spring
31762-41X03
23.6 (0.929)
7.0 (0.276)
Overrun clutch reducing valve spring
31742-41X20
32.5 (1.280)
7.0 (0.276)
Shuttle shift valve S spring
31762-41X04
51.0 (2.008)
5.65 (0.2224)
Pilot valve spring
31742-41X13
25.7 (1.012)
9.0 (0.354)
Torque converter clutch control valve spring
31742-41X22
18.5 (0.728)
13.0 (0.512)
Lower body
Modifier accumulator valve spring
31742-27X70
31.4 (1.236)
9.8 (0.386)
1st reducing valve spring
31756-41X05
25.4 (1.000)
6.75 (0.2657)
3-2 timing valve spring
31742-41X06
23.0 (0.906)
6.7 (0.264)
Servo charger valve spring
31742-41X06
23.0 (0.906)
6.7 (0.264)
Reverse clutch
1 pc
31505-41X07
—
—
High clutch
10 pcs
31521-41X03
(Assembly)
24.2 (0.9528)
11.6 (0.457)
Forward clutch (Overrun
clutch)
20 pcs
31521-41X04
(Assembly)
35.77 (1.4083)
9.7 (0.382)
Low & reverse brake
18 pcs
31655-41X00
(Assembly)
22.3 (0.878)
11.2 (0.441)
Band servo
Spring A
31605-41X05
45.6 (1.795)
34.3 (1.350)
Spring B
31605-41X00
53.8 (2.118)
40.3 (1.587)
Spring C
31605-41X01
29.7 (1.169)
27.6 (1.087)
Accumulator
Accumulator A
31605-41X02
43.0 (1.693)
18.0 (0.709)
Accumulator B
31605-41X10
66.0 (2.598)
20.0 (0.787)
Accumulator C
31605-41X09
45.0 (1.772)
29.3 (1.154)
Accumulator D
31605-41X06
58.4 (2.299)
17.3 (0.681)
*: Always check with the Parts Department for the latest parts information.
GI
MA
EM
LC
EC
FE
CL
MT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
SERVICE DATA AND SPECIFICATIONS (SDS)
Return Springs
AT-289
Accumulator O-ring
NMAT0166
Accumulator
Diameter mm (in)
A
B
C
D
Small diameter end
29 (1.14)
32 (1.26)
45 (1.77)
29 (1.14)
Large diameter end
45 (1.77)
50 (1.97)
50 (1.97)
45 (1.77)
Clutches and Brakes
NMAT0167
REVERSE CLUTCH
NMAT0167S01
Code number
4EX72
Number of drive plates
2
Number of driven plates
2
Thickness of drive plate mm (in)
Standard
1.90 - 2.05 (0.0748 - 0.0807)
Wear limit
1.80 (0.0709)
Clearance mm (in)
Standard
0.5 - 0.8 (0.020 - 0.031)
Allowable limit
1.2 (0.047)
Thickness of retaining plate
Thickness mm (in)
Part number*
4.8 (0.189)
5.0 (0.197)
5.2 (0.205)
5.4 (0.213)
5.6 (0.220)
31537-42X02
31537-42X03
31537-42X04
31537-42X05
31537-42X06
*: Always check with the Parts Department for the latest parts information.
HIGH CLUTCH
NMAT0167S02
Code number
4EX72
Number of drive plates
5
Number of driven plates
5
Thickness of drive plate mm (in)
Standard
1.52 - 1.67 (0.0598 - 0.0657)
Wear limit
1.40 (0.0551)
Clearance mm (in)
Standard
1.8 - 2.2 (0.071 - 0.087)
Allowable limit
3.2 (0.126)
Thickness of retaining plate
Thickness mm (in)
Part number*
3.4 (0.134)
3.6 (0.142)
3.8 (0.150)
4.0 (0.157)
4.2 (0.165)
4.4 (0.173)
4.6 (0.181)
4.8 (0.189)
31537-41X71
31537-41X61
31537-41X62
31537-41X63
31537-41X64
31537-41X65
31537-41X66
31537-41X67
*: Always check with the Parts Department for the latest parts information.
SERVICE DATA AND SPECIFICATIONS (SDS)
Accumulator O-ring
AT-290
FORWARD CLUTCH
NMAT0167S03
Code number
4EX72
Number of drive plates
7
Number of driven plates
7
Thickness of drive plate mm (in)
Standard
1.52 - 1.67 (0.0598 - 0.0657)
Wear limit
1.40 (0.0551)
Clearance mm (in)
Standard
0.35 - 0.75 (0.0138 - 0.0295)
Allowable limit
2.15 (0.0846)
Thickness of retaining plate
Thickness mm (in)
Part number*
4.6 (0.181)
4.8 (0.189)
5.0 (0.197)
5.2 (0.205)
5.4 (0.213)
5.6 (0.220)
5.8 (0.228)
31537-42X13
31537-42X14
31537-42X15
31537-4AX00
31537-4AX01
31537-4AX02
31537-4AX03
*: Always check with the Parts Department for the latest parts information.
OVERRUN CLUTCH
NMAT0167S04
Code number
4EX72
Number of drive plates
3
Number of driven plates
5
Thickness of drive plate mm (in)
Standard
1.90 - 2.05 (0.0748 - 0.0807)
Wear limit
1.80 (0.0709)
Clearance mm (in)
Standard
1.0 - 1.4 (0.039 - 0.055)
Allowable limit
2.0 (0.079)
Thickness of retaining plate
Thickness mm (in)
Part number*
4.2 (0.165)
4.4 (0.173)
4.6 (0.181)
4.8 (0.189)
5.0 (0.197)
31537-41X80
31537-41X81
31537-41X82
31537-41X83
31537-41X84
*: Always check with the Parts Department for the latest parts information.
GI
MA
EM
LC
EC
FE
CL
MT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
SERVICE DATA AND SPECIFICATIONS (SDS)
Clutches and Brakes (Cont’d)
AT-291
LOW & REVERSE BRAKE
NMAT0167S05
Code number
4EX72
Number of drive plates
3 + 5
Number of driven plates
8
Thickness of drive plate mm (in)
Standard
1.52 - 1.67 (0.0598 - 0.0657)
Wear limit
1.40 (0.0551)
Clearance mm (in)
Standard
0.8 - 1.1 (0.031 - 0.043)
Allowable limit
2.7 (0.1063)
Thickness of retaining plate
Thickness mm (in)
Part number*
7.6 (0.299)
7.8 (0.307)
8.0 (0.315)
8.2 (0.323)
8.4 (0.331)
8.6 (0.339)
8.8 (0.346)
9.0 (0.354)
9.2 (0.362)
9.4 (0.370)
9.6 (0.378)
31667-41X07
31667-41X08
31667-41X00
31667-41X01
31667-41X02
31667-41X03
31667-41X04
31667-41X05
31667-41X06
31667-41X09
31667-41X10
*: Always check with the Parts Department for the latest parts information.
BRAKE BAND
NMAT0167S06
Anchor end bolt nut tightening torque
40 - 51 N·m (4.1 - 5.2 kg-m, 30 - 38 ft-lb)
Anchor end bolt tightening torque
4 - 6 N·m (0.4 - 0.6 kg-m, 35 - 52 in-lb)
Number of returning revolution for anchor end bolt
2.5
Oil Pump and Low One-way Clutch
NMAT0168
Unit: mm (in)
Oil pump clearance
Cam ring — oil pump housing
Standard
0.01 - 0.024 (0.0004 - 0.0009)
Rotor, vanes and control piston — oil
pump housing
Standard
0.03 - 0.044 (0.0012 - 0.0017)
Seal ring clearance
Standard
0.10 - 0.25 (0.0039 - 0.0098)
Allowable limit
0.25 (0.0098)
Total End Play
NMAT0169
Total end play “T
1
”
0.25 - 0.55 mm (0.0098 - 0.0217 in)
Thickness of oil pump cover bearing race
Thickness mm (in)
Part number*
0.8 (0.031)
1.0 (0.039)
1.2 (0.047)
1.4 (0.055)
1.6 (0.063)
1.8 (0.071)
2.0 (0.079)
31435-41X01
31435-41X02
31435-41X03
31435-41X04
31435-41X05
31435-41X06
31435-41X07
*: Always check with the Parts Department for the latest parts information.
SERVICE DATA AND SPECIFICATIONS (SDS)
Clutches and Brakes (Cont’d)
AT-292
Reverse Clutch Drum End Play
NMAT0170
Reverse clutch drum end play “T
2
”
0.55 - 0.90 mm (0.0217 - 0.0354 in)
Thickness of oil pump thrust washer
Thickness mm (in)
Part number*
0.9 (0.035)
1.1 (0.043)
1.3 (0.051)
1.5 (0.059)
1.7 (0.067)
1.9 (0.075)
31528-21X01
31528-21X02
31528-21X03
31528-21X04
31528-21X05
31528-21X06
*: Always check with the Parts Department for the latest parts information.
Removal and Installation
NMAT0171
Manual control linkage
Number of returning revolutions for lock nut
2
Lock nut tightening torque
11 - 14 N·m
(1.1 - 1.5 kg-m, 8 - 10 ft-lb)
Distance between end of converter housing and torque converter
23.5 mm (0.925 in) or more
GI
MA
EM
LC
EC
FE
CL
MT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
SERVICE DATA AND SPECIFICATIONS (SDS)
Reverse Clutch Drum End Play
AT-293
NOTES
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