Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 674
7A1 – 196 AUTOMATIC TRANSMISSION (4L30-E)
4. Spacer
Install spacer, with the fluted end toward clutch
plates.
3. Retaining Ring
2. Ring gear
1. Retaining Ring
3-4 ACCUMULATOR PISTON
DISASSEMBLY
Disassembly steps
1. Snap ring
2. Cover
3. Spring
4. Piston
Reassembly steps
To reassemble, follow the disassembly steps in the
reverse order.
★ Repair kit
1. Snap Ring
Install cover compressor on adapter case.
Compress piston cover. Remove snap ring.
Compressor: 5-8840-2277-1 (J-38559-A)
5-8840-2277-1
Adapter case
Piston cover
AUTOMATIC TRANSMISSION (4L30-E) 7A1 – 197
2. Cover
Install cover remover to center hole of cover.
Use slide hammer to remove cover.
Cover remove: 5-8840-2403-0 (J-41096)
Adapter: 5-8840-2266-0 (J-38584)
Slide hammer: 5-8840-0019-0 (J-23907)
3. Spring
4. Piston
INSPECTION AND REPAIR
Visual Check
If any damage, deformation or wear is found in a return
spring, piston or piston cover, replace it.
REASSEMBLY
4. Piston
Place the fitter into adaptor case and push the piston
into position, using suitable diameter tube.
Piston fitter: 5-8840-2264-0 (J-38553)
3. Spring
5-8840-0019-0
5-8840-2266-0
5-8840-2403-0
242LW001
7A1 – 198 AUTOMATIC TRANSMISSION (4L30-E)
Disassembly Steps
1. Retaining ring
2. Spring seat
3. Springs
4. Piston
5. Center support
6. Gasket
7. Transfer plate
8. Gasket
9. Restrictor
10. Retainer plate
11. Plug
12. Spring
13. Overrun lock out valve
Reassembly Steps
To reassemble, follow the disassembly steps
in the reverse order.
REVERSE CLUTCH PISTON AND CENTER SUPPORT
5-8840-2277-1
Adapter case
Piston cover
2. Cover
Install cover, using compressor tool.
Compressor: 5-8840-2277-1 (J-38559-A)
1. Snap ring
Install snap ring in groove.
AUTOMATIC TRANSMISSION (4L30-E) 7A1 – 199
DISASSEMBLY
1. Retaining Ring
1) Install the tool on spring seat.
2) Compress the spring seat.
Compressor: 5-8840-0195-0 (J-23327)
NOTE:
Do not over-stress the springs and seat, as this will
cause damage to the spring seat.
2. Spring Seat
3. Springs
4. Piston
5. Center Support
Remove 8 bolts from center support. Remove center
support from adapter case.
6. Gasket
7. Transfer Plate
8. Gasket
9. Restrictor
10. Retainer Plate
11. Plug
12. Spring
13. Overrun Lock Out Valve
INSPECTION AND REPAIR
Visual check
If any damage, deformation or local wear is found in a
retaining ring, return spring, spring retainer, piston or
center support, replace it.
REASSEMBLY
13. Overrun Lock Out Valve
12. Spring
Install overrun lock out valve and spring.
NOTE:
Ensure correct assembly of valve. The spring should
be located over the long small diameter end.
11. Plug
10. Retainer Plate
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