Opel Frontera UBS. Service manual — part 1480

7A–162

AUTOMATIC TRANSMISSION (AW30-40LE)

246RY00012

246RY00014

7. Thrust washer (Plastic)

Coat the thrust washer with petroleum jelly and install it to
the second brake piston, with the grooved side facing
upward.

NOTE:
Make sure that the cutout portions of the thrust washer
match the teeth of the spring retainer.

8. Second brake assembly

Install second brake assembly to output shaft.

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–163

REAR PLANETARY GEAR ASSEMBLY AND OUTPUT SHAFT

DISASSEMBLY

247RY00027

Disassembly steps

1. Second brake assembly

2. Output shaft

▲

3. Oil seal ring

4. Disc, plate and flange

▲

5. Rear planetary gear assembly

▲

6. One–way clutch inner race

▲

7. Snap ring

▲

8. One–way clutch

9. Thrust washer (Plastic)

10. Thrust washer (Plastic)

11. Thrust bearing and race

12. Snap ring

13. Ring gear flange

7A–164

AUTOMATIC TRANSMISSION (AW30-40LE)

247RY00028

247RY00029

247RY00030

247RY00031

Important operations

3. Oil seal ring

Remove oil seal ring from output shaft.

5. Rear planetary gear assembly

Remove rear planetary gear from rear planetary ring gear.

Check operation of No.2 one–way clutch

Hold the planetary gear and turn the one–way clutch inner
race. The one–way clutch inner race should turn freely
counterclockwise and should lock clockwise.
(1) : Lock
(2) : Free

6. One–way clutch inner race

Remove the one–way clutch inner race from the rear
planetary gear.

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–165

247RY00032

247RY00033

248RY00045

7. Snap ring

Remove the snap ring with a screwdriver.

8. One–way clutch

Remove the one–way clutch with retainers from the
planetary gear.

Check disc, plate and flange

Check to see if the sliding surface of the disc, plate and
flange are worn or burnt. If necessary, replace them.

• If the lining of the disc is peeling off or discolored, or even

if parts of the printed numbers are defaced, replace all
discs.

• Before assembling new discs, soak them in ATF for at

least fifteen minutes.