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SERVICE INFORMATION 00-5 Low Pedal or Pedal 1. Excessive clearance between the lin- ings and drum. 1. Adjust the brakes. 2. Pedal stop not adjusted, or missing. 2. Adjust or install the pedal stop. 3. Weak brake hose. 3. Replace with new hose. 4. Leaking wheel cylinder. 4. Clean and rebuild. 5. Air in the hydraulic system. 5. Bleed the hydraulic system. 6. Improper brake fluid (low boiling point). 6. Flush the system and refill with recom- mended brake fluid. 7. Low fluid level. 7. Fill the reservoir with brake fluid; check for leaks and bleed system. 8. Bent or distorted brake shoes. 8. Replace in axle sets. 9. Leaks at hydraulic line connections. 9. Check for hydraulic leaks and repair. Slow Brake Release 1. Foot pedal binding. 1. Lubricate the pivot pin; clean-check for foreign objects. 2. Restriction in the line. 2. Remove the restriction or replace line. 3. Weak shoe return spring. 3. Replace the spring. Poor Assist or Loss of 1. Low brake fluid level. 1. Fill the reservoir to the proper level. Bleed the system. 2. Air in the hydraulic system. 2. Locate the source of the air leak and re- pair. Bleed the system. 3. Weak brake hose. 3. Replace. 4. Loss of vacuum. 4. Inspect for vacuum leaks or malfunc- tioning pump. Repair or replace as nec- 5. No brake fluid at the master cylinder. 5. Check for plugged, kinked, or damaged hose to the reservoir. Brake Fade 1. Incorrect lining/pad. 1. Replace with recommended lining/pad. 2. Poor lining/pad contact. 2. Grind the lining/pad to the proper radi- us; adjust. 3. Thin drum. 3. Replace the drum. 4. Dragging brakes. 4. Adjust. 5. All conditions listed under “Pulls to One Side”. 5. All corrections listed under “Pulls to One Side”. All Brakes Drag when 1. Pedal does not return to stop. 1. Lubricate the pedal linkage; adjust the pedal. 2. Improper fluid. 2. Replace rubber parts and fill with the recommended brake fluid. 3. Use of incorrect rubber parts. 3. Install the proper parts. PROBLEM POSSIBLE CAUSE CORRECTION |