Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual — part 412
7A–61
AUTOMATIC TRANSMISSION (4L30–E)
22. Second clutch end play measurement
1. Install the J–23085–A Selective washer gauging
tool (with spacer ring) on the case flange and
against the intermediate shaft.
2. Position the inner shaft of the gauging tool against
the thrust surface of the second clutch hub.
3. Tighten thumb screw. Remove the tool.
4. Fit the spacer ring on the inner shaft of the tool.
5. Measure the gap, and select the appropriate
washer as shown in the chart.
Selective Thrust Washer
Gap: mm(in)
Color
1.53 – 1.63 (0.060 – 0.064)
Yellow
1.72 – 1.82 (0.068 – 0.072)
Red
1.91 – 2.01 (0.075 – 0.079)
Black
2.10 – 2.20 (0.083 – 0.087)
Natural
2.29 – 2.39 (0.090 – 0.094)
Green
2.48 – 2.58 (0.098 – 0.102)
Blue
FOLLOWING THE PROCEDURE SHOULD
RESULT IN FINAL END–PLAY FROM 0.36 mm TO
0.79 mm (0.014 in TO 0.031 in)
247R100001
247RS004
23. Inspect fourth clutch piston seals and replace if
necessary.
D
Lubricate J–38554 fourth clutch piston fitter and
install it on fourth clutch piston (19).
D
Install fourth clutch piston (19) in adapter case (20).
D
Remove fitter.
252RS003
7A–62
AUTOMATIC TRANSMISSION (4L30–E)
24. Install retainer and spring assembly (22) into fourth
clutch piston (21).
25. Install snap ring (23) in adapter case.
D
Install J–23327 and J–23327–90 fourth clutch
spring compressor.
D
Seat snap ring in groove.
D
Remove compressor.
252RW002
252RS004
26. Install selective washer using petroleum jelly.
27. Install two O–ring seals (24) in main case and adapter
case/main case seal ring (25).
28. Install J–38588 guide pins.
D
Install adapter case and center support assembly to
main case.
242RS004
29. Install thrust washer (26) into adapter case, with
tangs pointing downwards.
30. Preassemble overdrive internal gear (27) and thrust
bearing assembly (28) onto the turbine shaft and
overrun clutch assembly.
NOTE: Install bearing assembly, black side up. Use
petroleum jelly to keep assembly in place.
31. Install overdrive carrier (30) and internal gear
assembly into adapter case.
32. Install fourth clutch plates (29) in the following order:
Steel, Lined, Steel, Steel, Lined, Steel. Steel plates
go in with short tang facing towards valve body
surface.
7A–63
AUTOMATIC TRANSMISSION (4L30–E)
33. Install fourth clutch retainer (31) with the notch facing
up and positioned towards valve body surface.
252RW004
34. Overdrive clutch end play measurement
1. Install the J–23085–A selective washer gauging
tool on the adapter case flange and against the
input shaft.
2. Position the inner shaft of the tool against the
thrust surface of the overrun clutch housing.
3. Tighten thumb screw. Remove the tool.
4. Measure gap. Select appropriate size washer as
shown in the chart.
5. Set selective thrust washer aside.
Selective Thrust Washer
Gap: mm(in)
Color
1.53 – 1.63 (0.060 – 0.064)
Yellow
1.72 – 1.82 (0.068 – 0.072)
Red
1.91 – 2.01 (0.075 – 0.079)
Black
2.10 – 2.20 (0.083 – 0.087)
Natural
2.29 – 2.39 (0.090 – 0.094)
Green
2.48 – 2.58 (0.098 – 0.102)
Blue
FOLLOWING THE PROCEDURE SHOULD
RESULT IN FINAL END–PLAY FROM 0.1 mm TO
0.8 mm (0.004 in TO 0.03 in)
252RS005
252RS006
35. Install selective washer (32).
NOTE: Use petroleum jelly to hold selective washer in
place.
36. Install gasket (33).
37. Install converter housing and oil pump assembly (34)
to adapter case.
D
Fit and tighten seven outer 13 mm screws.
Torque: 39 N
•
m (29 lb ft)
7A–64
AUTOMATIC TRANSMISSION (4L30–E)
D
Ensure free rotation of oil pump using J–23082–01
oil pump rotation tool.
241RW010
38. Overdrive clutch end play measurement
1. Fit J–25022 and J–24773–1 turbine shaft puller
on turbine shaft.
2. Position axial play checking tool on converter
housing mating face.
3. Pull turbine shaft upwards with puller until first
resistance is met. (due to weight of overdrive
assembly).
4. Maintain shaft in this position and set indicator to
zero.
5. Pull turbine shaft further upwards with puller.
Read end play shown on indicator.
End play: 0.1mm – 0.8mm (0.004 in – 0.031in)
6. Remove axial play checking tool and puller.
NOTE: If end play is not correct, repeat selective washer
selection.
252RW001
39. Inspect extension housing oil seal and replace if
necessary, using J–36797 extension housing oil seal
installer.
D
Rotate transmission to horizontal position, with
valve body side down.
D
Inspect parking wheel seal ring. Replace if
necessary.
D
Install wheel parking lock assembly (35).
40. Install speed wheel (36) and snap ring (37). (4
×
4)
NOTE: Use extra long, needle-nose pliers.
41. Install flange, O–ring and nut. (4
×
2)
42. Install gasket onto extension assembly with a thin
coating of oil.
D
Install extension housing assembly (38), and align
parking pawl shaft.
D
Install actuator assembly into extension assembly.
D
Install seven 8 mm hexagon socket head screws.
Torque: 32 N
•
m (24 lb ft)
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