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Opel Frontera UBS. Manual - part 1436
7A–78
AUTOMATIC TRANSMISSION (4L30–E)
D
Install overrun clutch piston assembly (13). Use the
outer installer while pushing piston into drum (14).
D
Remove the installer.
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3. Install diaphragm spring (12).
4. Install overrun clutch release spring retainer (11) (lip
faces upwards), overrun roller clutch assembly (10),
and cam (9).
5. Place snap ring loosely on spring retainer.
D
Hold the 5–8840–2275–0 (J–23327–91)
compressor in a vise and compress piston return
spring with compressor.
D
Set snap ring (8) in ring groove.
D
Remove the compressor.
6. Install clutch plates (7), start with steel plate and
alternate with lined plates.
7. Install backing plate (6).
8. Install snap ring (5).
9. Install overdrive sun gear with countersink pointing
downwards.
10. Install the overdrive carrier assembly (2).
NOTE: Turn the assembly in a counter–clockwise
direction only until roller clutch enters the outer race.
After installation, rotate the assembly and listen for loose
rollers.
11. Install turbine shaft (4) and snap ring (1).