How To Tell If Honeywell Zone Valve Is Bad

Steps to test your Zone valve motor End Switch and Thermostat. Httpsamznto2wyaDEfHoneywell Zone Valve Repair Kit.

Honeywell Zone Valve Problem 1 Best Reason Why How To Fix

But yeah look to see if the valves motor is operating.

How to tell if honeywell zone valve is bad. I am thinking either the zone valve itself is bad or just the motor. In this video I show you how to change the mechanical plumbing part of the valve. On multiple installations you must state which valve.

You can do it. As far a we know Honeywell motorised valves which were made from 1985 and which carry the raised pip small bump on the top of the metal cover allow the powerhead to be removed without draining down see above. When the thermostat makes that causes the slow-motion motor to turn which opens the valve.

Isolate all electrical power to the central heating system and test to ensure that it is electrically safe. If it is I concur with RC that the endswitch could be not making contact and firing the boiler. Replacing a power head is fairly easy and doesnt take many steps.

Honeywell zone wiring like all manufacturers can be confusing to a novice working on a system for the first time. It was the first time since the summer we wanted to run itTraced the problem to a loose. Using a small hammer tap the valve lightly.

There were some knock off zone valves from China on the market. The endswitch is the microswitch that Radio mentioned. The zone valve has 2 teminals marked end switch.

Locate the hot surface igniter and look for a spark or glow there. A week after the hot water valve failed the heating stopped working. Replacing a zone valve is not an easy task.

If the cover closes then that confirms that you have a bad power head. I have spent time trying to understand exactly how this valve works and I am pretty close except for one thing. Trouble shooting a Honeywell zone valve on a taco zone valve control boardHoneywell zone valve used in videoGet it now on amazonHoneywell V8043F1036 34-Inch.

The zone valve and thermostat need to be in communication in order for the zone to work properly. There should not be a flame-up there if the valve is working correctly. I am hoping just the motor because it is tight quarters to sweat a new valve.

More noticeable of course when they shut off against high pressure like high head pump zone valve installations. Also my second circulator pump on the return pipe is not running which I believe is signaled by the zone valve. How to fix a Honeywell Zone Valve - Part number.

Manually opening with the lever wont activate the endswitch on a Honeywell zone valve. Set the thermostat or the devices controller slightly above the current room temperature. Turn off the gas supply valve to your appliance to test whether your valve is capable of shutting down properly.

Most zone valves are located in the return pipe where the water is cooler. Get all the information including valve name model serial numbers and pipe size. After tied together make sure zone valve is calling for heat.

Diagnose the problem on your own and save hundreds of dollarsFix it yourself. When the ball gets the seat imprint it can fail to shut off completely and you get leak by potential. V8043E1012 V8043E1061 HVAC TOOLS.

I noticed the Honeywell zone valve is buzzing V8043G. These 2 wires and only the 2 marked end switch can be taken loose from terminals and tied together to see if the problem is in the motor. Honeywell Zone Valve Problem - I have a Honeywell zone valve 8043E.

In a previous video I showed how to change the motor of a zone valve. Please see the youtube link. With the zone valve head removed if the zone valve stem exposed when the control head is removed can be rotated easily with a small pair of pliers then the issue is the control head or wiring or a zone valve controller relay.

If the zone valve problem is found at night and it can wait until the next working day or you do not have the parts with you open the valve manually. If the valve stays open you may want to continue to troubleshoot for blockages or damage to the valve head. If the zone valve will turn then you can manually rotate it.

If pump comes on then bad zone valve.

How The Honeywell Zone Valve Works Part 1 Youtube

How To Fix A Honeywell Zone Valve Part Number V8043e1012 V8043e1061 Youtube