Page 1150 - Foton Workshop Manual - Aumark (BJ1099)

35-2 BRAKE - BRAKE SYSTEM

TABLE OF MALFUNCTION SYMPTOMS

The table below can be used to help you find out the malfunction cause. The number
indicates the fault causes in most possible order. Check each part in order as per this
sequence and as necessary replace with new ones.

Malfunction Possible Cause Reference
Symptoms

Chapter 35 Brake - Brake System Discharge,
1.Brake fluid (inadequate)
Discharge Air

2.Brake lining (worn) Chapter 35 Brake - Front Brake, Overhaul
Brake pedal too 3.Master brake cylinder Chapter 35 Brake - Master Brake Cylinder &
low or too soft (defective) Vacuum Booster, Onboard Checking
Chapter 35 Brake - Brake System Discharge,
4.Brake sysem (containing air)
Discharge Air
5.Brake calipers (defective) Chapter 35 Brake - Front Brake, Overhaul

1.Brake calipers (stuck) Chapter 35 Brake - Front Brake, Overhaul
Chapter 34 Axle & Transmission Shaft - Rim &
2.Rim bearing (loose)
Brake lagging Steering Knuckle, Onboard Checking
3.Brake pedal free travel (too Chapter 35 Brake - Brake Pedal, Adjustment
small)

Chapter 33 Tire & Wheel - Tire & Wheel Assembly,
1.Tire (improper inflation)
Onvehicle Inspection

2.Brake shoe (excessive wear in Chapter 35 Brake - Rear Brake, Overhaul
one side)
3.Brake lining (containing
—
grease)
Brake deviation 4.Brake lining (excessive wear Chapter 35 Brake - Front Brake, Overhaul
in one side)

5.Brake disc (distortion) Chapter 35 Brake - Front Brake, Overhaul

6.Brake drum (distortion) Chapter 35 Brake - Rear Brake, Overhaul
7.Brake calipers (substantial
difference between left and Chapter 35 Brake - Front Brake, Overhaul
right sides)
1.Brake lining (worn) Chapter 35 Brake - Front Brake, Overhaul

2.Brake calipers (retaining bolt
Brake unstable Chapter 35 Brake - Front Brake, Overhaul
loose)

3.Brake calipers (stuck) Chapter 35 Brake - Front Disc Brake, Overhaul

Page 1150