Bendix Commercial Vehicle Systems QRV QR-1 QUICK RELEASE VALVES 7/06 - Manual (Page 3)

3
INSTALLING
Mount the valve with exhaust port pointing down; securely
tighten mounting bolts.
Connect the air lines to valve (brake valve application line to
top port; brake chamber line to side ports.)
DISASSEMBLY
QRV ™ VALVE
1. Using a wrench on square portion of exhaust port, remove
the cover.
2. Remove the spring, spring seat and diaphragm. Remove
the cover o-ring.
QR-1 ™ VALVE
1. Remove the four screws.
2. Remove the spring and spring seat (if so equipped).
3. Remove the diaphragm.
4. Remove the cover o-ring.
CLEANING AND INSPECTION
Clean all metal parts in mineral spirits. Wipe all rubber parts
clean.
It is recommended that all rubber parts and any other part
showing signs of wear or deterioration be replaced with
genuine Bendix parts.
ASSEMBLY
QRV ™ VALVE
1. Position the spring seat over the diaphragm and then install
it into body.
2. Install the spring and cover o-ring.
3. Install the cover; tighten securely. (Torque to 150-400 inch
pounds.)
QR-1 ™ VALVE
1. If the valve is equipped within spring and spring seat:
a. Position the spring in body.
b. Position the diaphragm over spring seat.
c. Install the o-ring in the cover groove; install the cover
and tighten the screws evenly and securely. (Torque
to 30-60 inch pounds.)
2. If the valve is not equipped with spring and spring seat:
a. Install the diaphragm.
b. Install the o-ring in the cover groove; install the cover
and tighten theh screws evenly and securely. (Torque
to 30-60 inch pounds.)
3. Perform tests as outlined in “Operating and Leakage Tests”
section.