Opel Frontera UBS. Manual - part 2565

 

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Opel Frontera UBS. Manual - part 2565

 

 

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–123

252L100011

252L100012

252L100007

252L100013

9. O-ring

Coat new O-rings with ATF and install them on the OD
direct clutch piston.

10. OD direct clutch piston with O-ring

Being careful not to damage the O-rings, press in the OD
direct clutch piston into the clutch drum, using both hands.

11. Piston return spring

Install piston return spring.

12. Snap ring

Place special tool and a suitable ring on the spring retainer,
and compress the return spring.
Spring compressor: 5-8840-0195-0 (J-23327-1)
Install the snap ring with snap ring pliers. Be sure the end
gap of the snap ring is not aligned with the spring retainer
claw.

13. Flange, disc and plate

Install two plates and two discs then install the flange, with
the flat side facing downward.

7A–124

AUTOMATIC TRANSMISSION (AW30-40LE)

252L100014

252L100005

252L100016

14. Snap ring

Install snap ring.

Check piston stroke of OD direct clutch (C-0).
Place the oil pump onto the torque converter, and then
place the OD direct clutch assembly onto the oil pump.

Using a dial indicator, measure the OD direct clutch piston
stroke by applying and releasing the compressed air (4– 8
kg/cm

2

, 57– 114 psi or 392– 785 kPa) as shown.

If the piston stroke is not within specification, replace the
disc and recheck the piston stroke.
If the piston stroke is non standard, select another flange.
There are six flange sizes.

mm (in.)

Piston stroke mm (in.)

1.85– 2.15

(0.0728– 0.0847)

mm (in.)

No.

Flange thickness

No.

Flange thickness

16

3.6 (0.142)

19

3.3 (0.130)

17

3.5 (0.138)

20

3.2 (0.126)

18

3.4 (0.134)

21

3.1 (0.122)

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–125

252L100015

252L100004

252L100003

15. Thrust bearing

Coat the assembled bearing and race with petroleum jelly
and install it with the race side facing downward.

16. OD direct clutch assembly

Align the flukes of discs in the direct clutch .
Install the OD direct clutch assembly onto the OD planetary
gear.

Check operation of one-way clutch.
Hold the OD direct clutch drum and turn the input shaft.
The input shaft should turn freely clockwise and should lock
counterclockwise.
(1): Free
(2): Lock

Assembled bearing and race (Reference) 

mm (in.)

Inside diameter

28.9 (1.138)

Outside diameter

50.2 (1.976)

7A–126

AUTOMATIC TRANSMISSION (AW30-40LE)

OD SUPPORT ASSEMBLY

DISASSEMBLY

252RY00041

Disassembly steps

1. Thrust bearing

2. Race

3. Thrust washer (plastic)

 4. Snap ring

5. Piston return spring

 6. OD brake piston

7. O-ring

 

 

 

 

 

 

 

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