Brake drum - rear

BRAKE DRUM - REAR

Service repair no - 70.12.03

Remove

1. Raise rear of vehicle.

WARNING: Support on safety stands.

2. Remove road wheel(s).
3. Release handbrake.

4. Remove 2 screws securing brake drum and remove drum.

NOTE: If brake drum cannot be removed, release brake shoe adjustment as follows:

5. If fitted, release ABS sensor from rear hub.
6. Remove rubber grommet from rear of backplate.
7. Using a flat bladed screwdriver, disengage brake shoe adjuster cam to increase shoe to drum clearance.
8. Remove brake drum.
9. Clean backplate and brake drum with brake cleaning fluid.

WARNING: Do not use an air line to blow dust from brake assembly.

WARNING: Do not use petroleum based fluid as damage will occur to rubber components.

10. Renew brake drum if scored, grooved or cracked.

11. Measure inside diameter of drum at 2 points. Drum internal diameter: New = 254 mm Service limit = 255.49 mm Drum ovality limit = 0.012 mm Renew drum if outside limits.
12. Examine wheel cylinder dust seals for signs of brake fluid leakage, a certain amount of dampness is usual. However, if free fluid is apparent, lift dust seal and check for excessive leakage. Renew wheel cylinder and brake linings if linings are contaminated.
13. Check wheel cylinder pistons for freedom of movement.