Subaru IMPREZA GD 2007 Series Manual page 3348

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DRIVE SHAFT SYSTEM
4. Front Hub Unit Bearing
A: REMOVAL
1) Disconnect the ground cable from the battery.
2) Lift up the vehicle, and remove the front wheels.
3) Lift the crimped section of axle nut.
4) Remove the axle nut using a socket wrench
while depressing the brake pedal.
CAUTION:
Remove the wheel before loosening the axle
nut. Failure to follow this rule may damage the
wheel bearings.
5) Remove the disc brake caliper from the housing,
and suspend it from strut using a wire.
6) Remove the disc rotor from the hub.
NOTE:
If it is difficult to remove the disc rotor from the hub,
drive the 8 mm bolt into the threaded end of rotor,
and then remove the rotor.
7) Remove the ABS wheel speed sensor assembly
and harness.
Front Hub Unit Bearing
8) Remove the four bolts from the housing.
(A) Housing
9) Remove the front hub unit bearing. If it is hard to
remove, use the ST.
DS-00038 ST1 926470000
ST2 28099PA110 AXLE SHAFT PULLER
B: INSTALLATION
1) Tighten the front hub unit bearing to housing with
four bolts.
Tightening torque:
65 N·m (6.6 kgf-m, 47.9 ft-lb)
DS-00041
(A) Housing
2) Install the front drive shaft. <Ref. to DS-31, IN-
STALLATION, Front Drive Shaft.>
3) Tighten the axle nut temporarily.
4) Install the disc rotor to hub.
5) Install the disc brake caliper on the housing.
DS-00044
Tightening torque:
155 N·m (15.8 kgf-m, 114.3 ft-lb)
DS-24
(A)
DS-00371
AXLE SHAFT PULLER
PLATE
ST1
ST2
DS-00145
(A)
DS-00371