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BPG-5 S/DWS/PRV Series Repair Kit -11/2"
Kit includes:
BPG4289 Diaphragm
BPG4297 Seat Washer
BPG4404 Body O-Ring
BPG476 Solenoid O-Ring
BPG418 Bonnet O-Ring
Click here for reference manual (PDF)
Whole Good Picture:
Troubleshooting:
Model #2230,2250,7230,4160,4190,4290
- Valve fails to open: Installed backwards, check flow arrow. Lack of operating pressure, make sure inlet is 2 psi minimum. Manual flow adjustment stem fully closed, open stem. External obstruction in line, such as closed gate valve, etc., check other system elements. Valve will not operate electrically, check power on connection, solenoid actuation. Internal foreign matter, remove cover and clean valve thoroughly. Internal metering pin left out, add metering pin. If after long satisfactory service, check diaphragm assembly wear, Eliminate other causes then replace assembly.
- Valve fails to close: Ruptured diaphragm, replace. Internal foreign matter, remove cover and clean valve thoroughly. Manual by pass left open, close manual by pass. Residual electricity on solenoid, check controller.
- Valve closes too slowly: Lack of pressure differential across valve, partially close flow adjustment stem until valve closes at desired rate.
Model #2265,2285,2280,4280,7280,2260
- Downstream pressure too low: Installed backwards, check flow arrow. Lack of operating pressure, make sure inlet is 2 psi min. Optional manual flow adjustment stem fully closed, open stem. External obstruction in line, such as closed gate valve, check other system elements. Internal foreign matter, remove cover and clean valve thoroughly. Restriction in copper tube, such as ends not de-burred or bend in tube, repair problem. If after long satisfactory service, check diaphragm assembly wear, eliminate other causes then replace assembly.
- Downstream pressure too high: Ruptured diaphragm, replace. Internal foreign matter, remove cover, clean valve thoroughly. Cover spring left out, add cover spring. Leak in control line, check for leaks and repair.
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