User's Manual

1
Equipped with standard Bendix
®
ABS Antilock Brake System
2
Equipped with Bendix
®
ABS and Smart ATC
™
Traction Control
Notes:
The color coding of the brake system schematic follows TMC Recommended Practice #423.
Air disc & drum brake actuation combined on a single axle are shown for pictorial purposes only.
Charging Primary Secondary Park Parking Accessories
(Supply) (Control)
TRUCKS AND TRUCK TRACTORS:
Front
Axle Reservoir
Rear
Axle Reservoir
Supply
Reservoir
ADB-22X
™
Disc Brake
EC-60
™
Electronic
Controller
E-8P
®
/ E-6
®
Brake Valve
AD-9
®
/
AD-IP
®
Air Dryer
Safety
Valve
Tu-Flo
®
550/Tu-Flo
®
750/
BA-921
®
/ BA-922
®
Air Compressor
M-32
™
/ M-32QR
™
Modulator
(4 places)
Service
Relay Valve
PP-DC
®
Park
Control Valve
PR-3
™
/
PR-4
™
Valve
Low
Pressure
Indicator
To Accessories
SR-7
®
Spring Brake
Modulating
Valve
WS-24
™
Wheel
Speed Sensor
WS-24
™
Wheel
Speed Sensor
Standard
1
Premium
2
Quick
Release
Valve
ES
™
Drum Brake w/
ASA-5
®
Automatic
Slack Adjuster and
Service Chamber
ES
™
Drum Brake w/
ASA-5
®
Automatic Slack
Adjuster and SB-4
™
Spring
Brake Chamber
ADB-22X
™
Disc Brake
Typical Tractor System Schematic
Typical Tractor System Schematic
Typical Truck System Schematic
Typical Truck System Schematic
Air Brake System Troubleshooting
Air Brake System Troubleshooting
C
S
Front
Axle Reservoir
Rear
Axle Reservoir
MV-3
®
Control Valve
TCS-9000
™
Valve
QR-1C
®
Quick
Release Valve
AD-IS
®
Air Dryer
WS-24
™
Wheel
Speed Sensor
R-12
®
/R-14
®
Service
Relay Valve
Hose Couplings
WS-24
™
Wheel
Speed Sensor
PP-5
™
Control
Valve
TP-3DC
™
Tractor
Protection Valve
EC-60
™
Electronic
Controller
ADB-22X
™
Disc Brake
ADB-22X
™
Disc Brake
E-8P
®
/ E-6
®
Brake
Valve with BVA-85
™
Brake Valve Actuator
Low Pressure
Indicator
To Accessories
M-32
™
/
M-32QR
™
Modulator
(4 places)
Quick
Release
Valve
Standard
1
Premium
2
ES
™
Drum Brake w/
ASA-5
®
Automatic Slack
Adjuster and SB-4
™
Spring
Brake Chamber
Tu-Flo
®
550/Tu-Flo
®
750/
BA-921
®
/ BA-922
®
Air Compressor
ES
™
Drum Brake w/
ASA-5
®
Automatic
Slack Adjuster and
Service Chamber
Stop Light Switch
Control
Supply