Subaru Impreza 2003 Service Manual page 2577

3) Gradually supply compressed air via the installa-
tion hole of brake hose to force the piston out.
(1) Place a 20 mm (0.79 in) wide wooden block
here.
4) Remove the piston seal from caliper body cylin-
der.
CAUTION:
Do not damage the cylinder and piston seal
groove.
D: ASSEMBLY
1. 14 INCH TYPE
1) Clean the caliper body interior using brake fluid.
2) Apply a coat of brake fluid to the piston seal and
fit piston seal in groove on caliper body.
3) Apply a coat of brake fluid to the entire inner sur-
face of cylinder and outer surface of piston.
4) Insert the piston into cylinder.
CAUTION:
Do not force piston into cylinder.
5) Apply a coat of specified grease to the boot and
fit in groove on ends of cylinder and piston.
Grease:
NIGLUBE RX-2 (Part No. K0779GA102)
REAR DISC BRAKE ASSEMBLY
(1)
BR-00318
BR-00319
6) Install the piston boot to caliper body, and then
attach boot ring.
(1) Piston boot
(2) Boot ring
(3) Piston seal
(4) Caliper body
7) Apply a coat of specified grease to the guide pin,
outer surface, sleeve outer surface, cylinder inner
surface, and boot grooves.
Grease:
NIGLUBE RX-2 (Part No. K0779GA102)
(1) Pin boot
(2) Lock pin or guide pin
(3) Apply grease.
8) Install the guide pin boot on support.
9) Install the lock pin boot on support, and then in-
sert the lock pin sleeve into place.
2. 15 INCH TYPE
1) Clean the caliper body interior using brake fluid.
2) Apply a coat of brake fluid to the piston seal and
fit piston seal in groove on caliper body.
3) Apply a coat of brake fluid to the entire inner sur-
face of cylinder and outer surface of piston.
4) Apply a coat of specified grease to the boot and
install it in the groove on piston.
Grease:
NIGLUBE RX-2 (Part No. K0779GA102)
BR-45
(1)
(2)
(3) (4)
: (3)
(1)
(2)
BRAKE
BR-00029
BR-00030