Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 393

7A-120 AUTOMATIC TRANSMISSION (AW30-40LE)

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Check pack clearance of first and reverse brake

Using a thickness gauge, measure the clearance
between the plate and second brake drum as shown in
the figure.
Clearance: 0.6 – 1.12 mm (0.0236 – 0.0441 in)
If the values are nonstandard, check for an improper
installation.

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4. Second brake piston sleeve

Install second brake piston sleeve.

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5. One-way clutch

Install one-way clutch.

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6. Flange plate and disc

Install flange, discs and plates.
Install the 2.5 mm (0.098 in) thick plate with the
rounded edge side of the plate facing the disc.
Alternately install four discs and three plates (Disc first)
Install the flange with the rounded edge of the flange
facing the disc.

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7. Snap ring

Install the snap ring.

AUTOMATIC TRANSMISSION (AW30-40LE) 7A-121

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8. Drum

While turning the sun gear input drum clockwise.
Install it into the one-way clutch.
NOTE:
Confirm the thrust washers are installed correctly.

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9. Front planetary gear and bearing

Install the front planetary gear to the sun gear.
NOTE:
Confirm the bearing and race is installed correctly.

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With wooden blocks under the output shaft, stand the
transmission on the output shaft.

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10. Snap ring

Using snap ring pliers, install the snap ring.

11. Race

Coat the bearing race with petroleum jelly and install it
onto the front planetary gear.

Bearing race diameter (Reference)

Bearing

race

Diameter

Inside

34.3 mm (1.350 in)

Outside

47.8 mm (1.882 in)

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7A-122 AUTOMATIC TRANSMISSION (AW30-40LE)

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12. Second coast brake band

Insert the second coast brake band to the transmission
case.

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13. E-ring and pin

Install the pin through the brake band.

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Install the E-ring to the pin.

14. Bearing and race

Coat the bearing and race with petroleum jelly and
install them onto the forward clutch.


Bearing and race diameter (Reference)

Inside

Outside

Bearing

32.6 mm (1.283 in)

47.7 mm (1.878 in)

Race

30.6 mm (1.205 in)

53.6 mm (2.110 in)

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AUTOMATIC TRANSMISSION (AW30-40LE) 7A-123

15. Race

Coat the race with petroleum jelly and install it onto the
front planetary ring gear.

Race diameter (Reference)

Inside

Outside

Race

26.8 mm (1.055 in)

47.0 mm (1.850 in)

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Align the flukes of the discs in the forward clutch.

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16. Front planetary ring gear

Align the spline of the front planetary gear with the
flukes of the discs and install the front planetary gear to
the forward clutch.

17. Bearing and race

Coat the bearing and race with petroleum jelly and
install them onto the ring gear.

Bearing and race diameter (Reference)

Inside

Outside

Bearing

26.0 mm (1.024 in)

46.7 mm (1.839 in)

Race

25.98 mm (1.0238 in) 48.87 mm (1.9240 in)

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18. Direct clutch and forward clutch

Install the assembled direct clutch, forward clutch and
front planetary ring gear into the transmission case.