Subaru 2009 IMPREZA Service Manual page 1949

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10) Insert the input shaft while rotating it lightly by

hand, and then check the amount of protrusion.

Normal protrusion A:

50 — 55 mm (1.97 — 2.17 in)

A Measured value

11) Install the torque converter clutch assembly.

<Ref. to 4AT-69, INSTALLATION, Torque Convert-

er Clutch Assembly.>

12) Install the transmission assembly to the vehi-

cle. <Ref. to 4AT-40, INSTALLATION, Automatic

Transmission Assembly.>

C: DISASSEMBLY

1) Flatten the lock nut tab, and then remove the

lock nut while holding the rear spline part of the

drive pinion shaft using ST1 and ST2. Pull out the

drive pinion collar.

ST1 498937110

ST2 499787700

ST3 499787500

2) Remove the O-ring.

Drive Pinion Shaft Assembly

3) Separate the rear roller bearing and outer race

from the drive pinion shaft using a press.

(A) Outer race

4) Separate the front roller bearing from the drive

pinion shaft using a press and the ST.

ST 498517000

(A) Front roller bearing

AUTOMATIC TRANSMISSION