Opel Frontera UBS. Service manual — part 2564
AUTOMATIC TRANSMISSION (AW30-40LE)
7A–119
252L100009
252RY00031
Check OD direct clutch drum bushings
Using a dial indicator, measure the inside diameter of the
clutch drum bushings.
If the inside diameter is greater than the maximum, replace
the clutch drum.
Check OD planetary gear bushing
Using a dial indicator, measure the inside diameter of the
planetary gear bushing.
If the inside diameter is greater than the maximum, replace
the planetary gear.
mm (in.)
Maximum inside diameter
27.11 (1.0673)
mm (in.)
Maximum inside diameter
11.27 (0.4437)
7A–120
AUTOMATIC TRANSMISSION (AW30-40LE)
REASSEMBLY
252L100010
Reassembly steps
▲
1. Thrust washer
▲
2. OD one-way clutch
▲
3. Retaining plate
▲
4. Snap ring
▲
5. Race
▲
6. Ring gear flange
▲
7. Snap ring
▲
8. Thrust bearing
▲
9. O-ring
▲
10. OD direct clutch piston with O-ring
▲
11. Piston return spring
▲
12. Snap ring
▲
13. Flange, disc and plate
▲
14. Snap ring
▲
15. Thrust bearing
▲
16. OD direct clutch assembly
AUTOMATIC TRANSMISSION (AW30-40LE)
7A–121
252RY00032
252RY00033
252RY00026
252RY00024
Important operations
1. Thrust washer
Install the thrust washer to the OD planetary gear, facing
the grooved side upward.
2. OD one-way clutch
Install the one-way clutch into the outer race, with the
flanged side of the one-way clutch facing upward.
Install OD one-way clutch with outer race to overdrive
planetary gear.
3. Retaining plate
4. Snap ring
Install retaining plate, then install snap ring, using a
screwdriver.
7A–122
AUTOMATIC TRANSMISSION (AW30-40LE)
252RY00034
252RY00023
252RY00022
252RY00035
5. Race
Coat the race with petroleum jelly and install it to the
planetary gear.
6. Ring gear flange
Install ring gear flange to OD planetary ring gear.
7. Snap ring
Install snap ring, using a screwdriver.
8. Thrust bearing
Coat the race and bearing with petroleum jelly and install
them onto the OD planetary ring gear.
Race diameter (Reference)
mm (in.)
Inside diameter
27.3 (1.075)
Outside diameter
41.8 (1.646)
Race and bearing diameter (Reference)
mm (in.)
Inside
Outside
Race
24.2 (0.953)
47.8 (1.882)
Bearing
26.0 (1.024)
46.8 (1.843)
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