White Rodgers Zone Valve Stuck Open

White Rodgers Zone Valve Stuck Open. I am fairly handy, and am wondering if this is a repair or replacement that i can attempt? At 50 psi, saturated steam has a temperature of 298 f (in other words, water boils to steam at 298 f at a pressure of 50 psig).

White Rodgers Zone Valve Wiring Diagram General Wiring from galvinconanstuart.blogspot.com

Otherwise i would have had an open system and no heat. Automatic recycling manual operator shows valve position at all times. If you have no voltage on the yellow wires, its a mechanical issue.

Source: galvinconanstuart.blogspot.com

Also, the manual says the valves dont close completely, there is. I have jumped red and white wires at thermostat and everything stays on even when taken.

White Rodgers Zone Valve Normally Closed With Auxiliary Switch.

In both cases overheating in the zone. When the thermostat calls for heat, the motor on the zone valve spins incessantly, but never opens the valve. Provided the wiring and thermostat are correct and operating, if no hot water flows past the valve on a call for heat (feel the pipes for heat) it may be jammed and need replacement

I Have 4 White Rodgers Type Zone Valves.

Measure the yellow wires coming from the stuck open valve for the presence of 24vac. With this zone thats constantly calling for heat, the valve is open (red mark on wheel showing). If neither one works, please contact a white rodgers troubleshooting specialist.

Intelligent Design Enables The Zone Valve To Resist Extremely High Temperatures While Providing A Positive Closure And Even Surface Wear.

This indicates that the water should not be boiling to steam at the maximum pressure. If #4 and #6 are switched it will open when it should be closed. I have a hot water heating system with three zones.

Have A White Rodgers Zone A Flow Water Valve Wires Accidentally Pulled Out!

The valve assembly is easy. Zoning a hot water boiler system can be done by. If power is applied to the zone valve and it does not open, replace the motor or the head.

I Thought I Was Dense Reading The Instructions Till I Found A Thread.

If the zone opens but the relay does not pull in, jump out the end switch on the zone valve. A wiring diagram is a simplified conventional photographic depiction of an electric circuit. When power is applied, the motor should open the zone valve.