Opel Frontera UBS. Manual - part 2584

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–199

REASSEMBLY OF MAJOR COMPONENTS (2)

242RY00006

Reassembly steps

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 1. Second brake drum gasket

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 2. Accumulator piston

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 3. Check valve, spring

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 4. Valve body

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 5. Solenoid wiring

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 6. Oil strainer assembly

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 7. Oil pan

7A–200

AUTOMATIC TRANSMISSION (AW30-40LE)

240RY00013

240RY00014

240RY00027

Important operations

1. Second brake drum gasket

Install a new brake drum gasket to the transmission case.

Individual piston operation inspection

Check for the sound of operation while injecting
compressed air into the oil hole indicated in the figure.

NOTE:  
When inspecting the direct clutch, check with the C–0
accumulator piston hole closed. If there is no noise,
disassemble and check the condition of the parts.

A : C–0 Accumulator piston hole

2. Accumulator piston

Coat the O–ring with ATF and install it to the piston.
Install the five springs and four accumulator pistons to the
bore as shown in the figure.

1: OD direct clutch

5: Second coast brake 

2: Direct clutch

6. Second brake

3: Forward clutch

7. First and reverse brake

4: OD brake

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–201

240RY00015

240RY00029

240RY00010

240RY00016

3. Check valve, spring

Install new check valve and spring.

mm (in.)

Piston

Outer diameter

Height

B–2

36.8 (1.449)

62.5 (2.461)

C–2

36.8 (1.449)

56.6 (2.228)

B–0

31.8 (1.252)

52.0 (2.047)

C–0

29.8 (1.173)

44.0 (1.732)

Spring

Free length

Outer diameter

(1) B–2

75.8 (2.984)

20.1 (0.791)

(2) C–2 (Inner)

42.1 (1.658)

14.7 (0.579)

(3) C–2 (Outer)

64.0 (2.520)

20.2 (0.795)

(4) B–0

63.6 (2.504)

16.0 (0.630)

(5) C–0(Outer)

74.6 (2.937)

20.9 (0.823)

(6) C–0(Inner)

46.0 (1.811)

14.0 (0.551)

7A–202

AUTOMATIC TRANSMISSION (AW30-40LE)

240RY00017

244RY00017

249RY00011

249RY00012

4. Valve body

Align the groove of the manual valve to the pin of the lever.

Install the twenty bolts.
Each bolt length (mm) is indicated in the figure.

5. Solenoid wiring

Coat a new O–ring with ATF, and install it to the solenoid
wiring.
Insert the solenoid wiring to the case and install the stopper
plate.
Connect the connectors to the solenoid S1(1), S2(2), lock-
up solenoid (3), and pressure control solenoid (4).

N·m (kg·m/lb·in)

Torque

10 (1.0/87)