Transcript supply tank spring brake stev

TRAILER SPRING BRAKE
CONTROL SYSTEMS
Provide a Choice of
SPRING BRAKE PRIORITY
or
SERVICE RESERVOIR PRIORITY
SPRING BRAKE PRIORITY
LOGIC PROVIDED BY THE
TEV
SUPPLY
TEV
SPRING
BRAKE
TANK
SPRING BRAKE PRIORITY
LOGIC PROVIDED BY THE
TEV
PART NO. 51301
ADVANTAGES
l QUICKLY MOVE VEHICLES IN THE YARD
l MOVE DISABLED VEHICLES WITHOUT TANK
PRESSURE
DISADVANTAGES
l WITH A WEAK TRACTOR, MAY HAVE
NO SERVICE TANK PRESSURE
SERVICE TANK PRIORITY
LOGIC PROVIDED BY THE
STEV
SUPPLY
STEV
SPRING
BRAKE
TANK
SERVICE TANK PRIORITY
LOGIC PROVIDED BY THE
STEV
PART NO. 51321
ADVANTAGES
l ASSURES SERVICE TANK PRESSURE IS
AVAILABLE
DISADVANTAGES
l MUST CHARGE TANK OR DISABLE SPRING
BRAKES TO MOVE TRAILER
ANTICOMPOUNDING
SUPPLY
PRESSURE
PROTECTION
CONTROL
TANK
DELIVERY
2 HORIZONTAL
2 VERTICAL
SPRING BRAKE
CONTROL
EXHAUST
Tramec Sloan TEV
CHECK VALVE
OPENS TO FILL
SPRING BRAKES
SHUTTLE SEALS
EXHAUST PORT
SPRING BRAKE SECTION SUPPLY PRESSURE RISING
CHECK VALVE
CLOSES IF
SUPPLY DROPS
SHUTTLE SEALS
EXHAUST PORT
SPRING BRAKES MAINTAIN MAXIMUM
PRESSURE DELIVERED
WHILE SUPPLY REMAINS ABOVE 35 PSI
LARGE AREA AT FLUCTUATING SYSTEM PRESSURE
LARGE FORCE TO MAINTAIN
EXHAUST SEAL
SMALL AREA AT
HIGH PRESSURE
(MAXIMUM SYSTEM PRESSURE)
SUPPLY EXHAUSTED
BY PARKING OR
DISCONNECT
SHUTTLE OPENS
EXHAUST PORT
SPRING BRAKES EXHAUST
(BRAKES APPLY)
PRESSURE
PROTECTION
PROTECTS 70 PSI
AT GLADHAND
PRESSURE PROTECTION SECTION
CHECK VALVE
RETAINS TANK
PRESSURE
WHEN PARKED
PRESSURE
PROTECTION
SPRING FORCE
EXCEEDED BY
RESERVOIR PRESSURE
PRESSURE PROTECTION SECTION
PATENTED
VENTING
ANTI-COMPOUNDING
0 PSI SUPPLY
PRESSURE
SPRING BRAKES
APPLIED
SERVICE
APPLICATION
SERVICE
PRESSURE
VENTED
ANTI-COMPOUNDING SECTION
SUPPLY
SENSOR
ANTICOMPOUNDING
PRESSURE
PROTECTION
CONTROL
TANK
DELIVERY
SPRING BRAKE
CONTROL
EXHAUST
Tramec Sloan STEV
2 HORIZONTAL
2 VERTICAL
SUPPLY
SENSOR SECTION
AT LOW TANK
PRESSURE, ALLOWS
NO FLOW TO
SPRING BRAKES
RESERVOIR
PRIORITY
FIRST FLOW
IS TO TANK
Tramec Sloan STEV
SUPPLY
SENSOR SECTION
ADEQUATE
TANK PRESSURE
LIFTS VALVE
TANK
PRESSURE FLOWS
TO SPRING BRAKES
Tramec Sloan STEV
PRESSURE
GLADHAND
PRESSURE
SPRING
BRAKES
TANK
PRESSURE
TANKS FILL
TO 40-50 PSI
TIME
TANKS & BRAKES
CONTINUE TO FILL
FLOW TO BRAKES
STEV RESERVOIR FILL LOGIC
TEV
OR
STEV
TEV
OR
STEV