Subaru Impreza 2003, Service Manual

Page: 2562 / 3610

BR-30
BRAKE
FRONT DISC ROTOR
C: INSPECTION
1) Check bearing axial end play and hub runout be-
fore disc rotor runout limit inspection. <Ref. to DS-
23, INSPECTION, Front Axle.>
2) Secure the disc rotor by tightening five wheel
nuts.
3) Set a dial gauge 10 mm (0.39 in) inward of rotor
outer perimeter. Turn the disc rotor to check runout.
If the disc rotor runout is above specified value, re-
place the disc rotor.
Disc rotor runout limit:
0.075 mm (0.0030 in)
4) Set a micrometer 10 mm (0.39 in) inward of the
rotor outer perimeter, and then measure the disc
rotor thickness. If the thickness of disc rotor is out-
side the service limit, replace the disc rotor.
Standard
value
Service
limit
Disc outer
dia.
Disc rotor
thickness A
14
″
24 mm
(0.94 in)
22 mm
(0.87 in)
260 mm
(10.24 in)
15
″
24 mm
(0.94 in)
22 mm
(0.87 in)
277 mm
(10.91 in)
16
″
24 mm
(0.94 in)
22 mm
(0.87 in)
294 mm
(11.57 in)
17
″
30 mm
(1.18 in)
28 mm
(1.10 in)
326 mm
(12.83 in)
BR-00019
B
A
BR-00018