Subaru Impreza 2002 Service Manual page 4490

3) Gradually supply compressed air via inlet of the
brake hose to force piston out.
CAUTION:
Place a wooden block as shown in the figure to
prevent damage to piston.
• Place a 30 mm (1.18 in) wide wood block here.
4) Remove the piston seal from caliper body cylin-
der.
(1) Piston seal
FRONT DISC BRAKE ASSEMBLY
( 1 )
BR0141
( 1 )
BR0142
BR-11
D: ASSEMBLY
3. 17 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
fit in to the groove on ends of cylinder and piston.
Grease:
NIGLUBE RX-2 (Part No. 003606000)
5) Insert the piston into cylinder.
CAUTION:
Do not force the piston into cylinder.
6) Position the boot in grooves on cylinder and pis-
ton.
(1)
(1) Piston seal
(2) Piston boot
(3) Piston
BRAKE
BR0016
(2)
(3)
BR0150