Parking Brake Shoe: Service and Repair

PARKING BRAKE DRUM AND SHOES

70.45.17 - Brake Drum
70.45.18 - Brake Shoes

WARNING: Do not use an air line to remove dust from brake assembly. Dust from brake linings can be a serious health risk if inhaled.


Remove
1. Raise vehicle on four post lift.
2. Release hand brake. Raise lift.





3. Remove 4 bolts securing rear propshaft guard. Remove guard.
4. Mark propeller shaft flange and brake drum to aid re-assembly.
5. Raise one rear wheel to allow rotation of propeller shaft.
6. Remove 4 nuts securing shaft to drum. Release shaft. Tie aside.
7. Remove screw securing drum to drive flange. Remove drum.
8. Remove 2 washers, springs and pins retaining brake shoes to backplate.
9. Remove brake shoe. Collect pull off springs and abutment plate. Release remaining shoe from brake cable.
10. Remove adjuster plungers.
11. Remove 'C' clip securing cable lever to shoe. Remove flat washer, lever, 2 belleville washers and pivot pin.





12. Clean components with aerosol brake cleaner. Allow to dry. Examine components for wear. Replace as necessary.


Refit
13. Fit adjuster plungers. Apply grease to cable lever pivot pin.
14. Fit pivot pin to shoe.
15. Fit 2 belleville washers, cable lever and flat washer. Secure with 'C' clip.
16. Fit shoe to brake cable, align to backplate and adjuster. Secure shoe to back plate with pin, spring and washer.
17. Fit abutment plate to shoe.
18. Fit pull off springs with remaining shoe. Secure shoe to backplate with pin, spring and washer.
19. Fit brake drum. Secure with screw.
20. Position propeller shaft to brake drum. Align marks. Secure with bolts. Tighten to 48 Nm (35 ft. lbs.)
21. Fit rear propeller shaft guard. Secure with bolts.
22. Adjust park brake.
23. Remove support from under rear wheel. Lower lift.