505 V6-2849cc 2.8L ZN3J (1987)
Brake Shoe: Service and Repair
DBA Type 1 Brake Service
Fig. 1 Releasing brake shoes
REMOVAL
1.
Raise and support rear of vehicle, then remove wheel and tire assembly.
2.
Loosen parking brake cable locknuts, then remove adjusting nuts.
3.
Remove plug from drum, Fig. 1, then insert a screwdriver through backplate and move parking brake lever outward to release brake shoes.
4.
Reinstall plug, then remove drum.
Fig. 4 Lower return spring. Girling & DBA type 1 brake
5.
Remove lower shoe return spring using a suitable tool, Fig. 4.
6.
Ensure automatic adjuster lever link clearance measures .035-.043 inch (.9-1.1 mm).
7.
Remove upper return spring, then position a suitable clamp on brake cylinder.
8.
Remove and discard hold-down spring from leading shoe, then swing adjusting lever towards hub and move leading shoe outward.
9.
Disconnect link rod from leading shoe, then remove the shoe.
10.
Disconnect parking brake cable from lever, then remove and discard hold-down spring from trailing shoe.
11.
Remove trailing shoe and link rod.
INSPECTION
1.
Clean drum and back plate with suitable solvent.
2.
Check for proper sealing of the pistons.
3.
Inspect rubber boots for wear or damage.
4.
Check drum for excessive wear and grind if necessary.
5.
Replace any damaged or excessively worn components.
INSTALLATION
