Troubleshooting guide

83
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Typical Tractor System Schematic
Typical Tractor System Schematic
with Bendix
with Bendix
®
®
ESP
ESP
®
®
Full Stability
Full Stability
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.
C
S
Front
Axle Reservoir
Rear
Axle Reservoir
E-8P
®
/ E-6
®
Brake Valve with
BVA-85
Brake
Valve Actuator
MV-3
®
Control Valve
DC-4
®
Double
Check Valve
TCS-9000
Valve
YAS-60
Yaw
Rate & Lateral
Acceleration
Sensor
QR-1C
®
Quick
Release
Valve
AD-IS
®
Air Dryer
WS-24
Wheel
Speed Sensor
Rear Axle
Module (RAM)
with ATR-6
Traction
Relay Valve
Hose
Couplings
WS-24
Wheel
Speed Sensor
Tu-Flo
®
550/
Tu-Flo
®
750
BA-921
®
/ BA-922
®
Air Compressor
PP-5
Control
Valve
(for pre-trip
inspection)
TP-3DC
Tractor
Protection
Valve
EC-60
Electronic
Controller
Advanced
ADB22X
Air Disc
Brake
ADB22X
Air
Disc
Brake
Low Pressure
Indicator
To Accessories
Antilock
Modulator
(4 places)
ATR-6
Traction
Relay
Valve
SAS-60
Steering
Angle
Sensor
Bendix Extended
(ES)
Drum Brake
with Automatic Slack
Adjuster and Service
Chamber
Bendix Extended
(ES)
Drum Brake
with Automatic Slack
Adjuster and Service
Chamber
Stop Light Switch
Control
Supply
Antilock
Modulator
Charging Primary Secondary Park (Supply) Parking (Control) Accessories
TRUCKS AND TRUCK TRACTORS:
System Schematic
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