Page 759 - Workshop Manual - Aumark (BJ1051)

26-3
Braking-brake system

Malfunction symptoms table

Use the table below to help you find the cause of malfunction. The numbers indicate the probability
of the cause of the malfunction. Check each part in order. If necessary, replace these parts.
Malfunction Suspect Area Reference
1. Brake pedal free stroke (Minimal) Chapter 26 service brake-brake pedal, adjustment
2. Brake clearance (Minimal) Chapter 26 service brake-front wheel brake,
adjustment
3. Series dual-chamber brake valve Chapter 26 service brake-series dual-chamber brake
(Does not work) valve, replacement
4. Brake pedal (Distorted) Chapter 26 service brake-brake pedal, replacement
5. Brake chamber push rod Chapter 26 service brake-front brake chamber,
(Damaged) replacement
Chapter 26 service brake-rear brake chamber,
Brake drag
replacement
6. Wheel hub bearing (Loose) Chapter 24 front axle-front wheel hub bearing,
on-vehicle inspection
7. Brake shoes retracting spring (Too Chapter 26 service brake-front wheel brake, overhaul
soft or broken) Chapter 26 service brake-rear wheel brake, overhaul
8. Brake chamber diaphragm (Aged) Chapter 26 service brake-front brake chamber,
replacement
Chapter 26 service brake-rear brake chamber,
replacement
1. Brake shoe lining (Rivets exposed) Chapter 26 service brake-front wheel brake, overhaul
Chapter 26 service brake-rear wheel brake, overhaul
2. Brake shoe lining (Harden)
Chapter 26 service brake-front wheel brake, overhaul
Chapter 26 service brake-rear wheel brake, overhaul

Abnomal sound of 3. Brake drum (Abnormal wear) Chapter 26 service brake-front wheel brake, overhaul 26
brake Chapter 26 service brake-rear wheel brake, overhaul

4. Brake drum (Distorted) Chapter 26 service brake-front wheel brake, overhaul
Chapter 26 service brake-rear wheel brake, overhaul

5. Wheel hub bearing (Over worn) Chapter 24 front axle-front wheel hub bearing,
on-vehicle inspection
6. Air compressor (Fracture belt) The service manual with isf of cummins

Brake failure during 7. Brake pedal (Loose) Chapter 26braking-brake pedal, replacement
driving
8. Brake (Does not work) Chapter 26 service brake-front wheel brake, overhaul
Chapter 26braking-rear wheel brake, overhaul

Page 759