Bendix Commercial Vehicle Systems QR-1 QUICK RELEASE VALVES 5/10 - Manual (Page 3)

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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 the screws evenly and securely.
(Torque to 30-60 inch pounds.)
3. Perform tests as outlined in “Operating and Leakage
Tests” section.