Use the following steps for safe Honeywell SmartValve troubleshooting:
- You have to make sure the gas supply is turned off. ...
- If the element is good, disconnect it from the Honeywell smart gas valve and ensure its resistance at room temperature stays below 10 Ohms.
- Turn the Honeywell SmartValve switch or knob on.
Full Answer
Will a gas valve work on a Honeywell water heater?
Honeywell Gas Valve on a Water Heater Filed under useful Executive summary:Once it has detected a “water too hot” event, the gas valve will never work again — unless you know how to reset it. You can save delay and $hundreds in plumber fees by fixing the part that’s gone on strike.
What are the most common problems with the Honeywell gas valve?
Often blamed on sediment in the tank, the 4 flashes is one of the most common problems with the Honeywell gas valve. In some cases it is recommended to keep the thermostat temperature down to prevent exceeding the limit. 5 – Replace Gas Valve This indicates a sensor failure and the gas control valve must be replaced.
When to replace the gas valve on a Honeywell thermostat?
4 – Replace Gas Valve If the temperature has exceeded the limit the gas valve will need to be replaced. Often blamed on sediment in the tank, the 4 flashes is one of the most common problems with the Honeywell gas valve. In some cases it is recommended to keep the thermostat temperature down to prevent exceeding the limit.
Is this Honeywell valve Flakey?
I think this Honeywell valve is pretty flakey. Rheem gets my congrats for the great support and fast shipping. Rheems quality control gets low marks for the initial failure. David Booneon 4 June 2014 at 3:56 pm How to un-fault a controller – Basically the Honeywell Electronic Gas Water Heater Controllers are crap (so far).
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How do you troubleshoot a Honeywell gas valve?
0:5330:08Troubleshoot Water Heater AND Honeywell Gas Valve | Step-by-StepYouTubeStart of suggested clipEnd of suggested clipHead now the way you test the igniter switch and the igniter is very simple you have the temperatureMoreHead now the way you test the igniter switch and the igniter is very simple you have the temperature knob in the off. Position.
Can gas valves be repaired?
In some instances you can repair a gas valve on a furnace depending on what is causing it to not work properly. However, repairing your gas valve is not usually the most cost effective option since it can be just as expensive to have your gas valve repaired as it would be to have your entire gas valve replaced.
How do you take apart a Honeywell gas valve?
0:006:26Gas Valve Replacement on a Water Heater - YouTubeYouTubeStart of suggested clipEnd of suggested clipDisconnect the thermo-pile wiring by gently rocking the wiring harness back and forth unplug theMoreDisconnect the thermo-pile wiring by gently rocking the wiring harness back and forth unplug the igniter wire and disconnect the main burner supply and pilot.
How do you fix a gas control valve?
1:3013:46How to Replace a Gas Control Valve on a Gas Water Heater - YouTubeYouTubeStart of suggested clipEnd of suggested clipThen what you want to do is you want to take out. The adapter so what this is it's half-inch maleMoreThen what you want to do is you want to take out. The adapter so what this is it's half-inch male threads which goes inside of the control valve to where your Flex connector can hook up here.
What causes a gas valve to fail?
The valve itself may have simply worn out or may be damaged due to basement seepage or submersion. Alternately, one of the electronic gas ignition components or a glitch in the safety circuit may be to blame. If your furnace has a standing pilot light, the thermocouple could be worn out.
How do you know if a gas valve is bad?
Here are some signs that indicate your furnace has a bad gas valve.A Gas Leak. This is a major indicator that something could be wrong with the gas valve in your furnace. ... A Total Shutdown of the Furnace. ... A Flooded Furnace. ... Get Expert Services.
How do you fix a furnace gas valve that is stuck?
7:4711:33Fixing Stuck Gas Valve - Works Every Time | Installing propane FurnaceYouTubeStart of suggested clipEnd of suggested clipThis one isn't popping up it's supposed to push it up and it's not popping it up. So what i've doneMoreThis one isn't popping up it's supposed to push it up and it's not popping it up. So what i've done is just taken both of those plungers. Out of the gas valve assembly.
How does Honeywell gas valve work?
The Smart Valve system uses a 24 VAC powered hot surface pilot gas igniter to ignite the pilot gas. The main gas is ignited in both instances by a pilot gas burner. The Smart Valve system is self-contained, thus eliminating the need for a separately mounted ignition source, usually in the furnace or boiler vestibule.
How do you replace the gas valve on a Honeywell furnace?
0:564:44How to replace a Gas Valve - YouTubeYouTubeStart of suggested clipEnd of suggested clipUse teflon tape or any type of rector seal any type of thread sealant screw the gas valve back on.MoreUse teflon tape or any type of rector seal any type of thread sealant screw the gas valve back on. Put your screws. Back in place where they go.
How do I reset my Honeywell gas control valve?
How to Reset Your Honeywell Water HeaterHead to you hot water tank and make sure that the pilot light turned on.Turn the pilot light knob to the “very hot” position for 10 seconds.Turn the pilot light knob to the “hot” position for 10 seconds.Turn the pilot light knob to the “pilot” position for 10 seconds.
How long do gas valves last?
Gas Valves are routinely checked for 100,000 cycles and are used in equipment that have approximately 15 years life expectancy.
How do you reset a gas valve?
0:271:25How Do I Reset My Earthquake Gas Valve? - YouTubeYouTubeStart of suggested clipEnd of suggested clipLike so and all it requires is a quarter turn clockwise. That's it let it go and that should resetMoreLike so and all it requires is a quarter turn clockwise. That's it let it go and that should reset your earthquake valve. You're going to hear a little burst of gas.
How much does it cost to replace a gas valve?
If your gas valve needs to have a liquid propane valve added during installation, the price will also be higher by about $50. Universal gas valves are cheaper than brand name valves. With all this in mind, the price for a replacement job on a gas valve ranges from $195 to $870.
How long do gas valves last?
Gas Valves are routinely checked for 100,000 cycles and are used in equipment that have approximately 15 years life expectancy.
How do I free a stuck gas valve?
Heres how; First, turn off the gas in the house so you don't blow yourself up or cause a disaster, loosen the bottom nut, tap the bottom of the plug upward to loosen the tapered plug, remove the tapered plug, lubricate with a special gas valve grease , and re-install the plug, job done.
How do I know if my gas valve is working?
1:415:43How to test a Gas Valve - YouTubeYouTubeStart of suggested clipEnd of suggested clipWithin 3 seconds 3 to 5 seconds of the hot surface igniter beginning to glow. If the hot surfaceMoreWithin 3 seconds 3 to 5 seconds of the hot surface igniter beginning to glow. If the hot surface igniter never begins to glow. You probably have a different problem.
Why Did My Water Heater Stop Working?
There’s a common problem with some Honeywell gas valves that operate some water heaters.
What does the 4 flashes on my water heater mean?
The 4 flashes at the LED status light indicate that your water heater went into “ High Temperature Shutdown ” mode/status and shut down, or stopped working.
What happens if you have no hot water in your water heater?
The Honeywell gas valve went into “High Temperature Shutdown” mode. When this happens, the gas valve closes, extinguishes the pilot light and your water heater stops heating ...
What happens when a thermopile doesn't work?
When the thermopile can’t do its job of producing enough current, called millivolts, to operate the control board in the gas valve, the control board won’t work, which causes the gas valve to close. No gas to the gas valve means no flame to heat the water.
Why does my water heater light blink?
Those flashes, or blinks, indicate the operation status of your water heater. If the control board doesn’t work, your water heart won’t work. Because the control board is not operating, you won’t be able to see any flashes at the LED status light to help you determine what the problem is with your water heater.
Why is the control board important?
The control board is important because it constantly monitors the operation and status of the water heater to ensure proper operation. The board also issues error codes that you see as “flashes” in the LED status light. Those flashes, or blinks, indicate the operation status of your water heater.
What happens when a pilot flame is extinguished?
When the pilot flame was extinguished, the thermopile, which sits next to the pilot flame, was no longer enveloped by the flame, which the thermopile relies upon to produce the electricity to operate the control board in the gas valve.
Why does my Honeywell gas tank have 4 flashes?
4 – Replace Gas Valve If the temperature has exceeded the limit the gas valve will need to be replaced. Often blamed on sediment in the tank, the 4 flashes is one of the most common problems with the Honeywell gas valve. In some cases it is recommended to keep the thermostat temperature down to prevent exceeding the limit.
What is the standard pressure for a gas valve?
This is a picture of a test to verify the gas valve had the proper working pressure. The manometer is set to PSI and standard pressure when pilot is .143 PSI when the gas burner is on.
Where is the air intake on a 2004 water heater?
The air intake is located on the bottom or side of the water heater and may need to be cleaned out in order for the pilot to stay lit.
How to check if gas valve is shutting down?
Step 1. Turn off the gas supply valve to your appliance to test whether your valve is capable of shutting down properly. Set the thermostat or the device's controller slightly above the current room temperature. Loca te the hot surface igniter and look for a spark or glow there.
Why is my Honeywell water heater going bad?
Because gas is involved, problems with gas valves are a major safety concern. A stuck valve could release gas into the air without regulation or the valve could cause the unit not to fire up at all. Troubleshooting the valve and looking for known common issues will give you peace of mind by ensuring the safe operation of your Honeywell appliance.
Can you work with gas in a ventilated area?
Work with gas in a ventilated area and without any open flames present. Call your local gas provider or Honeywell for further guidance. See the Resources section for Honeywell contact information.
How to unplug a gas valve?
Pull the black clips on the red and white wires straight outwards to unplug them. If you need to, stick the screwdriver in from below to lever them loose. The clips stay on the wires. There should be labels “red” and “white” on the gas valve to help you plug them back the right way. If they don’t match the actual wire colors for whatever insane reason, notice which is which.
How to release a valve cover?
Two plastic clips at the top are holding the cover on. Press down on the plastic cover in front of the clips to release them . Depending on your levels of finger strength and determination, you might need the screwdriver to depress the tabs. Be gentle; it’s only plastic. If you need to look at the back to see how the tabs are arranged, look at the new valve.
What happens when a gas valve is too hot?
When the circuit board in the gas valve detects the water-too-hot situation, it writes something into static memory in one of its chips, and the valve will never work againunless you can manage to reset it as described below. Deliberately, maliciously, and probably under the pretense of safety.
Do you need a plumber to replace an evil valve?
If the new valve is basically the same model as the old one, you don’t need to pay a plumber to replace the evil valve. You can open up both the old and replacement valve, and just swap the frontsof the valves, containing the recalcitrant circuit board, leaving the back part that connects to the gas pipes in place. This does require one special tool, pictured at left. In case you haven’t seen one before, it’s called a “flat-bladed screwdriver.”
Can you plug a gas valve backwards?
Because of the shape of the plug, you won’t be able to plug it in backwards, but it’s quicker if you don’t have to try the wrong way to find that out. Little white plug stays with wire ribbon. Slide the ribbon of wires out of the clip on the housing, and the front of the gas valve is free. Free!
