1. DRUM BRAKE SERVICE Clean Brake Dust Brake Shoe Replacement Cut drums Brake Shoe Adjustment

2. Two Types of Drum Brakes Duo-Servo self- energizing brake. Balanced brake.

3. Drum Brake Inspection Job #1 clean off dust. Look at brake shoes for amount of lining material. Check hardware for wear and damage. Mike out brake drum. Look oil seal leak at drive axle on rear vehicles.

4. SERVICING DUO-SERVO BRAKES Always Clean Brake Dust First! Remove Brake Shoes Clean Backing Plate and Lubricate Hang Shoes and Reassemble Adjust Properly (use the safe-set) Clean Linings

5. SERVICING BALANCED BRAKES Clean Brake Dust First! Remove Brake Shoes Clean Backing Plate and Lubricate Hang Shoes Adjust Properly Clean Linings and Drum

6. SERVICING BRAKE DRUMS Measure drum and check against spec’s Mount drum to lathe arbor Always use a silencer band Make coarse and fine cuts Clean, adjust shoes and remount