Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Service manual — part 1563
7A–92
AUTOMATIC TRANSMISSION (4L30–E)
5. Remove spring seat (8), springs (9) and piston
assembly (10) from second clutch drum (11).
247RS006
Inspection and Repair
Visual Check:
If any damage, deformation or wear is found, replace the
damaged part.
Operation Check:
Shake the piston and listen for check ball movement.
Movement indicates proper check ball operation.
Replace the piston if the check ball is missing or falls out.
Reassembly
1. Install piston assembly (10) into the second clutch
drum (11).
D
Lubricate the lip seal with transmission fluid. Use
the J–23080–A second clutch piston installer to
protect the outer piston lip seal.
NOTE: Lip of the seal should point toward front of
transmission.
D
Remove the installer.
247RS007
2. Install twenty-two piston springs (9) and spring seat
(8) on the second clutch piston (10). Place retaining
ring (7) onto spring seat.
D
Use the J–23327 compressor to compress the
piston springs.
NOTE: Do not let spring seat catch in ring groove.
D
Remove the compressor.
3. Install waved plate (6) and clutch plates (5). Start with
a steel plate and alternate with lined plates.
D
Align second clutch inner tangs.
4. Install spacer (4), with the fluted end toward clutch
plates.
5. Install retaining ring (3), ring gear (2) and retaining
ring (1).
7A–93
AUTOMATIC TRANSMISSION (4L30–E)
3–4 Accumulator Piston
Disassembled View
244RS005
Legend
(1) Snap Ring
(2) Cover
(3) Spring
(4) Piston Assembly
Disassembly
1. Install the J–38559–A cover compressor on adapter
case.
D
Compress piston cover then remove snap ring.
242RS007
2. Install the J–41096 cover remover and J–38584
adapter to center hole of cover.
D
Use the J–23907 slide hammer to remove cover.
3. Remove spring and piston assembly.
242RW001
7A–94
AUTOMATIC TRANSMISSION (4L30–E)
Inspection and Repair
Visual Check:
If any damage, deformation or wear is found, replace the
damaged part.
Reassembly
1. Place the J–38553 piston fitter into adaptor case and
push the piston into position, using suitable diameter
tube.
D
Remove the piston fitter.
244RS006
2. Install spring and cover.
3. Install snap ring, using the J–38559–A compressor
tool.
D
Install snap ring in groove.
D
Remove the compressor tool.
242RS007
7A–95
AUTOMATIC TRANSMISSION (4L30–E)
Reverse Clutch Piston and Center Support
Disassembled View
242RY001
Legend
(1) Retaining Ring
(2) Spring Seat
(3) Springs
(4) Piston Assembly
(5) Center Support
(6) Gasket
(7) Transfer Plate
(8) Gasket
(9) Restrictor
(10) Retainer Plate
(11) Plug
(12) Spring
(13) Overrun Lock Out Valve
(14) Retainer Plate (V6)
(15) Plug (V6)
(16) Spring (V6)
(17) Reverse Lock Out Control Valve (V6)
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