BENDIX E-14 DUAL BRAKE VALVE Manual
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®
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Bendix
E-14
Dual Brake Valve
EXHAUST SECONDARY DELIVERY
SECONDARY SUPPLY
PRIMARY
SUPPLY
™
FIGURE 1 - E-14
DUAL BRAKE VALVE
QUICK RELEASE
FRONT SERVICE
BRAKE CHAMBER
FIGURE 2 - TYPICAL PIPING SCHEMATIC
PRIMARY
DELIVERY
PRIMARY
VALVE
CIRCUIT
DESCRIPTION
™
The E-14
dual brake valve is a suspended-pedal foot valve
with two separate supply and delivery circuits. The valve
provides the driver with graduated control for applying and
releasing the vehicle brakes.
The circuits in the E-14
follows: The number one (primary) circuit is the portion of
the valve between the primary piston and the secondary
piston. The number two (secondary) circuit consists of the
area between the secondary piston and the exhaust cavity.
The supply, delivery, and exhaust ports of the E-14
valve are identified by designations cast into the valve body
next to the port. (See Figure 1). The primary supply and
delivery ports are located in the valve's primary body, and
the secondary supply and delivery ports are located in the
secondary body.
TRAILER
CONTROL
VALVE
DOUBLE CHECK
VALVE
SECONDARY
CIRCUIT
™
E-14
DUAL
BRAKE
VALVE
SERVICE RESERVOIR
REAR AXLE
SERVICE RESERVOIR
™
dual brake valve are identified as
TO TRACTOR
PROTECTION
DOUBLE CHECK
AND
STOP LIGHT SWITCH
FRONT AXLE
REAR SERVICE
BRAKE CHAMBER
™
brake
REAR AXLE
SERVICE RELAY
VALVE
1