Page 321 of 2395
SAT847A
ASSEMBLYNBAT01311. Install D-ring and oil seal on piston.
IApply ATF to both parts.
SAT848A
2. Install piston assembly by turning it slowly and evenly.
IApply ATF to inner surface of drum.
3. Install spring retainer.
SAT524G
4. Install snap ring while compressing clutch springs.
SAT850A
IDo not align snap ring gap with spring retainer stopper.
SAT842A
5. Install drive plates, driven plates, retaining plate and dish plate.
6. Install snap ring.
REPAIR FOR COMPONENT PARTS
Reverse Clutch (Cont'd)
AT-316
Page 322 of 2395
SAT852A
7. Measure clearance between retaining plate and snap ring. If
not within allowable limit, select proper retaining plate.
Specified clearance:
Standard
0.5 - 0.8 mm (0.020 - 0.031 in)
Allowable limit
1.2 mm (0.047 in)
Retaining plate:
Refer to SDS, AT-358.
SAT841A
8. Check operation of reverse clutch.
Refer to ªDISASSEMBLYº of Reverse Clutch, AT-314.
High Clutch
COMPONENTSNBAT0132
SAT158K
GI
MA
EM
LC
EC
FE
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REPAIR FOR COMPONENT PARTS
Reverse Clutch (Cont'd)
AT-317
Page 323 of 2395
SAT853A
DISASSEMBLY AND ASSEMBLYNBAT0133Service procedures for high clutch are essentially the same as
those for reverse clutch, with the following exception:
SAT854A
ICheck of high clutch operation
SAT525G
IRemoval and installation of return spring
SAT829A
IInspection of high clutch return springs
Inspection standard:
Refer to SDS, AT-357.
SAT845A
IInspection of high clutch drive plate
Thickness of drive plate:
Standard
1.52 - 1.67 mm (0.0598 - 0.0657 in)
Wear limit
1.40 mm (0.0551 in)
REPAIR FOR COMPONENT PARTS
High Clutch (Cont'd)
AT-318
Page 324 of 2395
SAT858A
IMeasurement of clearance between retaining plate and snap
ring
Specified clearance:
Standard
1.8 - 2.2 mm (0.071 - 0.087 in)
Allowable limit
3.2 mm (0.126 in)
Retaining plate:
Refer to SDS, AT-358.
GI
MA
EM
LC
EC
FE
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REPAIR FOR COMPONENT PARTS
High Clutch (Cont'd)
AT-319
Page 325 of 2395
Forward and Overrun Clutches
COMPONENTSNBAT0134
SAT159K
REPAIR FOR COMPONENT PARTS
Forward and Overrun Clutches
AT-320
Page 326 of 2395
SAT860A
DISASSEMBLY AND ASSEMBLYNBAT0135Forward and overrun clutches are serviced essentially the same
way as reverse clutch is serviced. However, note the following
exceptions.
ICheck of forward clutch operation
SAT861A
ICheck of overrun clutch operation
SAT865A
IRemoval of forward clutch drum
Remove forward clutch drum from transmission case by hold-
ing snap ring.
SAT862A
IRemoval of forward clutch and overrun clutch pistons
a) While holding overrun clutch piston, gradually apply com-
pressed air to oil hole.
SAT863A
b) Remove overrun clutch from forward clutch.
GI
MA
EM
LC
EC
FE
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REPAIR FOR COMPONENT PARTS
Forward and Overrun Clutches (Cont'd)
AT-321
Page 327 of 2395
SAT526G
IRemoval and installation of return springs
SAT829A
IInspection of forward clutch and overrun clutch return springs
Inspection standard:
Refer to SDS, AT-357.
SAT845A
IInspection of forward clutch drive plates
Thickness of drive plate:
Standard
1.52 - 1.67 mm (0.0598 - 0.0657 in)
Wear limit
1.40 mm (0.0551 in)
SAT845A
IInspection of overrun clutch drive plates
Thickness of drive plate:
Standard
1.90 - 2.05 mm (0.0748 - 0.0807 in)
Wear limit
1.80 mm (0.0709 in)
SAT866A
IInstallation of forward clutch piston and overrun clutch piston
a) Install forward clutch piston by turning it slowly and evenly.
IApply ATF to inner surface of clutch drum.
REPAIR FOR COMPONENT PARTS
Forward and Overrun Clutches (Cont'd)
AT-322
Page 328 of 2395
SAT867A
IAlign notch in forward clutch piston with groove in for-
ward clutch drum.
SAT868A
b) Install overrun clutch by turning it slowly and evenly.
IApply ATF to inner surface of forward clutch piston.
SAT869A
IMeasurement of clearance between retaining plate and snap
ring of overrun clutch
Specified clearance:
Standard
1.0 - 1.4 mm (0.039 - 0.055 in)
Allowable limit
2.0 mm (0.079 in)
Retaining plate:
Refer to SDS, AT-359.
SAT870A
IMeasurement of clearance between retaining plate and snap
ring of forward clutch
Specified clearance:
Standard
0.35 - 0.75 mm (0.0138 - 0.0295 in)
Allowable limit
Model 4EX16 (2WD)
2.15 mm (0.0846 in)
Model 4EX17, 4EX23 (4WD)
2.35 mm (0.0925 in)
Retaining plate:
Refer to SDS, AT-359.
GI
MA
EM
LC
EC
FE
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REPAIR FOR COMPONENT PARTS
Forward and Overrun Clutches (Cont'd)
AT-323