Iveco Stralis AT/AD. Manual - part 236
S
TRALIS
AT/AD
2
AIR SYSTEM - BRAKES
Base - January 2003
BRAKE SYSTEM
26
. . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY BRAKE INTEGRATION
27
. . . . . . . . . .
“ABS-EBL” SYSTEM (ANTI-LOCK BRAKE SYSTEM —
ELECTRONIC BRAKE LIMITER)
28
. . . . . . . . . . .
- “ABS” (Anti-Lock Brake System)
28
. . . . . . . . . . .
- EBL (Electronic Brakes Limiter)
29
. . . . . . . . . . . .
- Operating Logic
29
. . . . . . . . . . . . . . . . . . . . . . . .
- EBS working diagram for 4x2 vehicles (tractors)
30
- EBS working diagram for 4x2 vehicles
(models: AT440S.. /FP-CT/FP-LT)
31
. . . . . . . . . .
- EBS working diagram
for 6x2 vehicles (tractors)
32
. . . . . . . . . . . . . . . .
- EBS working diagram
for 6x2 vehicles (trucks)
33
. . . . . . . . . . . . . . . . . .
- EBS working diagram
for 6x2 vehicles (trucks)
34
. . . . . . . . . . . . . . . . . .
- ABS-EBL working diagram
for 4x2 vehicles (trucks and tractors)
38
. . . . . . . .
- ABS-EBL working diagram
for 6x2C vehicles
39
. . . . . . . . . . . . . . . . . . . . . . .
- ABS-EBL working diagram
for 6x4 vehicles
40
. . . . . . . . . . . . . . . . . . . . . . . .
- ABS-EBL working diagram for stand alone
4x2 vehicles (trucks)
41
. . . . . . . . . . . . . . . . . . . .
- ABS-EBL working diagram
for 6x2 vehicles (trucks)
42
. . . . . . . . . . . . . . . . . .
- ABS-EBL working diagram for stand alone
6x2 vehicles (trucks)
44
. . . . . . . . . . . . . . . . . . . .
DESCRIPTION
45
. . . . . . . . . . . . . . . . . . . . . . . . . . .
- Service braking
45
. . . . . . . . . . . . . . . . . . . . . . . . .
- Emergency braking
45
. . . . . . . . . . . . . . . . . . . . . .
- Exhaust brake
45
. . . . . . . . . . . . . . . . . . . . . . . . . .
- Parking brake
45
. . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKES
45
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
- Drum Brakes
45
. . . . . . . . . . . . . . . . . . . . . . . . . .
- Disc Brakes
45
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
FAULT DIAGNOSIS
46
. . . . . . . . . . . . . . . . . . . . . .
Page
- Diagnosis Instruments
46
. . . . . . . . . . . . . . . . . . . .
- Cluster Diagnosis
47
. . . . . . . . . . . . . . . . . . . . . . .
TIGHTENING TORQUES
61
. . . . . . . . . . . . . . . . . .
TOOLS
64
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SPECIFICATIONS AND DATA -
PNEUMATIC SYSTEM
73
. . . . . . . . . . . . . . . . . .
SPECIFICATIONS AND DATA - BRAKES
79
. . . . . .
CHECKS ON MAIN COMPONENTS
OF BRAKE SYSTEM
82
. . . . . . . . . . . . . . . . . . . .
MAIN COMPONENTS OF THE BRAKING SYSTEM
84
- Compressor
84
. . . . . . . . . . . . . . . . . . . . . . . . . . .
- Head locking screw tightness
84
. . . . . . . . . . . . . .
- Fault diagnosis
85
. . . . . . . . . . . . . . . . . . . . . . . . .
- A.P.U. (Air Processing Unit)
85
. . . . . . . . . . . . . . .
- Duplex control valve (vehicles without EBS)
86
. .
- Duplex control valve with electric transmitter
(vehicles with EBS)
86
. . . . . . . . . . . . . . . . . . . . . .
- Fault Diagnosis (vehicles without EBS)
86
. . . . . . .
- Relay valve (vehicles without EBS)
87
. . . . . . . . . .
- Proportional relay valve for front axle
(vehicles with EBS)
87
. . . . . . . . . . . . . . . . . . . . . .
- Fault Diagnosis (vehicles without EBS)
87
. . . . . . .
- Coupling heads
87
. . . . . . . . . . . . . . . . . . . . . . . . .
- Rear axle electro-pneumatic modulator
(for vehicles with EBS)
88
. . . . . . . . . . . . . . . . . . .
- Fault Diagnosis
88
. . . . . . . . . . . . . . . . . . . . . . . . .
- Redundancy valve (for 4x2 and 6x2 trucks)
89
. . .
- ABS-EBS solenoid valve
89
. . . . . . . . . . . . . . . . . .
- Dual stop valve
89
. . . . . . . . . . . . . . . . . . . . . . . . .
- Triple servo control valve
(vehicles without EBS)
89
. . . . . . . . . . . . . . . . . . .