Rear Disc Rotor - Subaru IMPREZA GD 2007 Series Manual

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BRAKE

6. Rear Disc Rotor

A: REMOVAL
1) Set the vehicle on a lift.
2) Loosen the wheel nuts.
3) Lift up the vehicle, and remove the wheels.
4) Release the parking brake.
5) Remove the two mounting bolts, and remove the
disc brake assembly.
6) Suspend the disc brake assembly so that the
hose is not stretched.
7) Remove the disc rotor.
NOTE:
If it is difficult to remove the disc rotor, perform the
following two methods in order.
(1) Turn the adjusting screw using a flat tip
screwdriver until the brake shoe is far enough
away to allow removal of the disc rotor.
(2)
(1)
(4)
(1) Adjusting screw
(2) Cover
(3) Flat tip screwdriver
(4) Back plate
Rear Disc Rotor
BR-00124
(3)
BR-00155
BR-32
(2) If it is difficult to remove the disc rotor from
the hub, drive an 8 mm bolt into the threaded
section B of the disc rotor, then remove the disc
rotor.
A
B: INSTALLATION
1) Install in the reverse order of removal.
2) Adjust the parking brake. <Ref. to PB-8, AD-
JUSTMENT, Parking Brake Assembly (Rear Disc
Brake).>
C: INSPECTION
1) Check the rear wheel bearing play and axle hub
runout before inspecting the disc rotor runout.
<Ref. to DS-30, INSPECTION, Rear Axle.>
2) Secure the disc rotor by tightening the five wheel
nuts.
3) Set a dial gauge 10 mm (0.39 in) inward from the
disc rotor outer circumference. Rotate the disc rotor
to check runout. If the runout of disc rotor exceeds
the service limit, grind the disc rotor. After grinding,
check the thickness of the disc rotor according to
the procedure in step 4).
Disc rotor runout limit:
0.070 mm (0.0028 in)
B
BR-00036
BR-00037