Subaru Impreza 2004 Service Manual page 49

BRAKE
10) Disconnect the parking brake cable from park-
ing lever.
(1) Parking brake cable
(2) Trailing shoe
(3) Parking brake lever
11) Remove the upper shoe return spring and ad-
justing spring from brake shoe.
(1)
(1) Upper shoe return spring
(2) Adjusting spring
B: INSTALLATION
1) Clean the back plate and wheel cylinder.
2) Apply grease to portions indicated by arrows in
the figure.
Brake grease:
Dow Corning Molykote No. 7439 (Part No.
003602001)
3) Apply grease to the adjusting screw and both
ends of adjuster.
Rear Drum Brake Shoe
(1)
(2)
(3)
BR-00051
(2)
BR-00052
BR-00053
BR-48
Brake grease:
Dow Corning Molykote No. 7439 (Part No.
003602001)
4) Connect the upper shoe return spring to shoes.
5) Connect the parking brake cable to parking le-
ver.
6) While positioning the shoes (one at a time) in
groove on wheel cylinder, secure the shoes.
(1)
(1) Wheel cylinder
(2) Shoe (Trailing)
7) Fix the shoes by connecting hold-down cup to
hold-down pin.
8) Connect the lower shoe return spring.
9) Set the outside diameter of brake shoes less
than 0.5 to 0.8 mm (0.020 to 0.031 in) in compari-
son with inside diameter of brake drum.
C: INSPECTION
1) Measure the lining thickness. If the thickness of
lining is outside the service limit, replace the shoes.
Lining thickness:
Standard 4.1 mm (0.161 in)
Service limit 1.5 mm (0.059 in)
2) If the deformation or wear of back plate, shoe,
etc. are notable, replace them.
3) When the shoe return spring tension is exces-
sively weakened, replace it, taking care to identify
the upper and lower springs.
BR-00054
(2)
BR-00055