Opel Frontera UBS. Service manual — part 1489
7A–198
AUTOMATIC TRANSMISSION (AW30-40LE)
246RY00001
252RY00014
241RY00003
Install the (stepped ring) flange with the flat side of the
flange facing the disc.
Install the snap ring.
32.Race
Coat the race with petroleum jelly and install it onto the oil
pump.
33.Oil pump
Coat the O–ring with ATF and install it around the pump
body.
Place the oil pump through the input shaft, and align the
bolt holes of the pump body with the transmission case.
Hold the input shaft, and lightly press the oil pump body to
slide the oil seal rings on the stator shaft through the direct
clutch drum.
NOTE:
Do not push on the oil pump strongly or the oil seal ring
will stick to the direct clutch drum.
Install the seven bolts.
Check input shaft rotation
Make sure the input shaft rotates smoothly.
Race diameter (Reference)
mm (in.)
Inside
Outside
Race
28.1 (1.106)
47.3 (1.862)
N·m(kg·m / lb·ft)
Torque
22 (2.2/16)
AUTOMATIC TRANSMISSION (AW30-40LE)
7A–199
REASSEMBLY OF MAJOR COMPONENTS (2)
242RY00006
Reassembly steps
▲
1. Second brake drum gasket
▲
2. Accumulator piston
▲
3. Check valve, spring
▲
4. Valve body
▲
5. Solenoid wiring
▲
6. Oil strainer assembly
▲
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)
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