BENDIX TC-7 TRAILER CONTROL BRAKE VALVE Manuale
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®
®
™
Bendix
TC-7
O-RING
19
O-RING
18
FRICTION
17
WASHER
SEALING
15
RING
EXHAUST VALVE
BODY
1
INLET
VALVE
FIGURE 1
BRAKE
CHAMBERS
DESCRIPTION
The TC-7
™
trailer control brake valve is a hand operated control
valve that provides graduated control of service brake air
pressure. The most common vehicle application is the
independent control of the trailer's service brakes on a tractor
trailer combination.
Trailer Control Brake Valve
CAM FOLLOWER
5
LOCKWASHER
3
(SPECIAL)
RETAINING RING
2
ADJUSTING RING
6
ADJUSTING RING
4
ADAPTER
CAM
7
GRADUATING SPRING
8
PISTON
9
10
O-RING
11
SPRING
12
INLET SEAT
13
O-RING
TRACTOR
S Y S T E M
TRAILER
PARK
PARK
PARK
TRUCK/TRACTOR SYSTEM
TRACTOR
PARK
DC-4
STOPLIGHT SWITCH
PP-8
PP-1
OPTIONAL
S Y S T E M
T . M . C .
PARK
TRACTOR
PARK
LQ-4
RATIO VALVE
TRAILER
CONTROL VALVE
AIR
DRYER
ST-3
S A F E T Y
VALVE
SUPPLY
RESERVOIR
CHECK
VALVE
D-2 GOVERNOR
COMPRESSOR
BRACKET
DS-2
TP-3 TRACTOR PROTECTION
DOUBLE CHECK
SR-1 SPRING
BRAKE VALVE
E-7
DC-4
DOUBLE
GAUGE
CHECK
LP-3
VALVE
FRONT AXLE
SERVICE
RESERVOIR
LP-3 LOW
PRESSURE
INDICATOR
GAUGE
REAR AXLE
SERVICE
RESERVOIR
FIGURE 2 - TYPICAL PIPING DIAGRAM
Typically, the TC-7
steering column or clamped to the exterior of the column.
The three basic components of the TC-7
separately (valve, handle, bracket) to accommodate the
appropriate mounting configuration.
HANDLE
VALVE
EXTERIOR VIEW
SCREW
14
PARTIAL VIEW
(VALVE & HANDLE)
SUPPLY LINE
SUPPLY LINE
ANTI-
COMPOUND
R-12 RELAY
LINE
R-8 RELAY
VALVE
VALVE
SPRING
BRAKES
™
valve is mounted either inside the
™
16
HANDLE
valve are available
1