Subaru 2009 IMPREZA Service Manual page 2591

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5) Apply a thin coat of Molykote AS880N (Part No.

K0777YA010) or grease contained in the pad kit to

both surfaces of the pad inner shim.

6) Install the pad to support.

7) Install the caliper body to the support.

Tightening torque:

27 N·m (2.8 kgf-m, 19.9 ft-lb)

8) Connect the brake hose using a new brake hose

Tightening torque:

18 N·m (1.8 kgf-m, 13.3 ft-lb)

9) Bleed air from the brake system.

C: DISASSEMBLY

1) Remove the piston boot.

2) Place a wooden block in the caliper body as

shown in the figure to prevent the piston from jump-

ing out and being damaged.

3) Gradually apply compressed air via the brake

hose installation hole to push the piston out.

(1) Place a wooden block of 30 mm (1.18 in) width.

Rear Disc Brake Assembly

4) Remove the piston seal from caliper body cylin-

Do not damage the cylinder and piston seal

5) Remove the pin boot.

1) Clean the inside of the caliper body using brake

2) Apply a coat of brake fluid to piston seal and in-

stall piston seal in the groove on caliper body.

3) Apply a coat of brake fluid to the inner surface of

cylinder and the entire outer surface of the piston.

4) Apply NIGLUBE RX-2 (Part No. 000041000) or

grease contained in the piston kit to the boot, and

install it to the groove at the end of the cylinder.

5) Insert the piston into cylinder.

Do not force the piston into cylinder.

6) Position the boot in the grooves on piston and

(2) Piston boot

(3) Caliper body

(4) Piston seal