Subaru Impreza 2003 Service Manual page 2664

POWER ASSISTED SYSTEM (POWER STEERING)
12) Install the ST3 to pinion, and then insert the oil
seal. Press the oil seal using a press until ST4 con-
tacts face end of valve housing.
ST3 926360000 INSTALLER A
ST4 927620000 INSTALLER B
(1) Oil seal
13) Remove the ST3, and then fit the back-up
washer.
14) Force-fit the ball bearing using ST3.
ST1 926370000 INSTALLER A
ST2 34099FA100 STAND BASE
ST3 927640000 INSTALLER B
(1)
(2)
(1) Ball bearing
(2) Back-up washer
NOTE:
Be careful not to tilt the ball bearing during installa-
tion.
STEERING GEARBOX [LHD MODEL]
ST3
ST4
(1)
ST1
ST2
PS-00172
ST3
ST1
ST2
PS-00173
PS-40
15) Install the snap ring using snap ring pliers.
NOTE:
Rotate the snap ring to check for proper installa-
tion.
16) Apply the specified grease to dust cover.
17) Install the dust cover on valve assembly.
(1)
(1) Dust cover
18) Apply genuine grease to the pinion gear and
bearing of valve assembly.
19) Install a new gasket on valve assembly. Insert
the valve assembly into place while facing rack
teeth toward pinion.
20) Tighten the bolts alternately to secure valve as-
sembly.
Tightening torque:
25 N·m (2.5 kgf-m, 18.1 ft-lb)
CAUTION:
Be sure to alternately tighten the bolts.
PS-00164
PS-00165
PS-00143