BENDIX SD-03-3652 Manual De Usuario
2
FIGURE 2 - SYSTEM SCHEMATIC
TRAILER
SERVICE LINE
TRAILER
EMERGENCY LINE
FRONT
RESERVOIR
BRAKE
VALVE
REAR
RESERVOIR
DOUBLE
CHECK
VALVE
COMPRESSOR
BENDIX
®
MV-3
®
CONTROL VALVE
OPERATING AND LEAKAGE CHECKS
1. Block and/or hold the vehicle by a means other than the
air brakes during these tests. Place the trailer supply
valve in the emergency position and disconnect the
trailer supply and service couplings.
valve in the emergency position and disconnect the
trailer supply and service couplings.
2. With the tractor reservoirs charged to at least 100 psi,
make and hold a full service brake application. Leakage
at either tractor hose coupling should not exceed a 1
inch bubble in fi ve seconds (100 SCCM).
at either tractor hose coupling should not exceed a 1
inch bubble in fi ve seconds (100 SCCM).
3. Connect the trailer supply, or emergency line, hose
coupling and place the trailer supply valve in the “run”
position. Leakage at the “service” coupling should not
exceed a 1 inch bubble in fi ve seconds (100 SCCM).
position. Leakage at the “service” coupling should not
exceed a 1 inch bubble in fi ve seconds (100 SCCM).
4. Connect the service coupling and make and hold a full
service brake application: Leakage at the diaphragm
end of the Bendix
end of the Bendix
®
TP-3
®
Valve shall not exceed a
1 inch bubble in three seconds (175 SCCM).
NOTE: If the TP-3 Valve does not function as described,
or if leakage is excessive, it is recommended that it be
replaced or repaired using genuine Bendix service
replacement parts.
or if leakage is excessive, it is recommended that it be
replaced or repaired using genuine Bendix service
replacement parts.
REMOVING
Remove the trailer hose assemblies from the TP-3 valve.
Disconnect tractor service and supply lines and remove
the TP-3 valve.
Disconnect tractor service and supply lines and remove
the TP-3 valve.
INSTALLING
When installing the TP-3 valve, refer to Figure 2, and the
following explanation, for proper connections.
following explanation, for proper connections.
1. The delivery line from the Bendix
®
MV-3
®
Dash Control
Valve is connected to the tractor emergency port of the
TP-3 valve.
TP-3 valve.
2. The delivery line from the brake valve (or double check
valve) is connected to the tractor service port of the
TP-3 valve.
TP-3 valve.
3. Trailer hose assemblies are installed in the trailer
emergency and trailer service ports of the TP-3 valve.
BENDIX
®
TP-3
®
TRACTOR
PROTECTION
VALVE
AIR
DRYER