Mechanical Brake System - Base (Service Information): Drum: Installation
NOTE:
Before installing drum, inspect brake shoe linings for wear, alignment, and contamination. Repair or replace as necessary.
NOTE:
If rust or any foreign material is present on hub, drum or wheel mating surfaces, wet wire brush these areas to remove prior to assembly of parts.
- Properly remove any buildup formed along outer edge of drum's machined braking surface.
- Adjust the brake shoes-to-drum diameter using a brake shoe gauge. (Refer to BRAKES/HYDRAULIC/MECHANICAL/BRAKE PADS/SHOES - ADJUSTMENTS)
- Slide the brake drum (6) onto the wheel mounting studs on the hub and bearing (7).
- Install the tire and wheel assembly (1) (Refer to TIRES/WHEELS - INSTALLATION) . Install and tighten the wheel mounting nuts (3) to 135 N.m (100 ft. lbs.).
- Lower the vehicle.
- Road test the vehicle stopping in both forward and reverse directions. The automatic-adjuster will continue to adjust the brakes as necessary during the road test.