Now, you can turn the temperature control knob to your desired setting, and you will hear the water heater burner ignite. Just follow these quick steps to fix the problem: 1. When this happens, the gas valve closes, extinguishes the pilot light and your water heater stops heating water. The error codes and flashes help you to understand what the problem is when your water heater isn’t working. As I said above, that simply indicates the pilot light is out and not producing the flame that is needed to operate the thermopile, which, if operating properly, would produce enough electricity to power the control board that issues the 4 flash error code at the LED status light. Another important thing to mention before you follow the steps below. Turn the temperature control knob to the “OFF” position. Diagnostic LED indicates system status. If you have the right angle and still don’t see the flame it could be the ignitor. Out of spec dip tube is diluting hot water with cold water. Great job! Depending on your levels of finger strength and determination, you might need the screwdriver to depress the tabs. 2. This video is about how to Troubleshoot Faulty Honeywell Gas Valve 9007885 The board also issues error codes that you see as “flashes” in the LED status light. My Honeywell Water Heater Gas Valve Control is giving the 5 Flash Code "Sensor Failure". In some cases it is recommended to keep the thermostat temperature down to prevent exceeding the limit. 00 Honeywell water heater thermostat valve. Gas control is wet or physically damaged. You can come back to this thread later, it won't go away. 2. So the units that are having problems are most likely installed in improper environments. Then, 30 or so seconds later the power vent will turn on and run indefinitely while the controller shows the 5 green blink code. So, now, let’s get on to the simple and quick steps you take to resolve the problem. When you see the 4 flashes at the LED status light, immediately turn the temperature control knob to the “VERY HOT” position. Fig. Dirty TC( thermocouple), faulty TC, pilot flame to not set properly/small or not close enough to TC, partially plugged pilot tube, faulty/bad gas control valve, all could cause pilot not to stay lit. 5. If the control board doesn’t work, your water heart won’t work. If problem persist you will need to replace the thermopile. You have to put your ear down to the floor to see the pilot. If you have a Honeywell gas valve on your water heater, and you find you have no hot water, this may be the answer to your problem and the easy fix. The water heater's gas valve is located near the bottom of the unit and connects to your home's natural gas line. 2 – Replace Pilot Assembly Insufficient power to the gas control valve/thermostat. 6. 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. That’s the common problem with some of these Honeywell gas valves. 5. Now, if you do relight your pilot light, without following the steps outlined below, your pilot may in fact light, but you will see 4 flashes at the LED status light, which indicates that your water heater stopped working because it went into “High Temperature Shutdown” status. Gas control needs to be reset. Now, you have a working water heater. Unscrew one screw at the bottom of the gas valve. One quick tip on the installation. 1. Two plastic clips at the top are holding the cover on. 2 – Replace Pilot Assembly Insufficient power to the gas control valve/thermostat. It tells me thermostat well/sensor fault. Those flashes, or blinks, indicate the operation status of your water heater. SmartValve System controls are available in a range of valve capacities, see Table 1. It has a Honeywell WV8840A gas control valve… 4 Flashes = Temperature Exceeded 5 Flashes = Sensor Failure 7 Flashes = Gas Control Valve Failure 8 Flashes = Power off Failure . A stuck valve could release gas into the air without regulation or the valve could cause the unit not to fire up at all. 5; Flame signal sensed out of sequence - signal still present. (wv4460e honeywell) When I first power on the unit, the power vent will turn on for a second or two then shut off. The first is the air intake, water heater build after 2004 have a sealed combustion chamber and air is not as easily drawn in as older models. The Honeywell gas valve went into “High Temperature Shutdown” mode. There’s an easy 5 minute fix to get your water heater working again. HONEYWELL ® GAS CONTROL VALVE/THERMOSTAT GAS CONTROL/TEMPERATURE KNOB 120°F MARK § 130°F § 140°F § 150°F 155°F § 55°F TEMPERATURES SHOWN ARE APPROXIMATES AND MAY VARY. The system kept coming back with 4 flashes. 6. 5. If the sensors isn't in that range the gas valve won't reset. We use cookies to give you the best possible experience on our website. SOME MODELS ARE CERTIFIED FOR 180°F. Gas Controls Gas Valves 8 ... Our new product integrates easily into any Honeywell outdoor reset ready electronic Aquastat ®. In addition, press the two black connectors (red and white wires) on the gas control valve in firmly. If you use the hot water (which I now have to turn a little hotter than normal to get my desired temp), then it eventually goes away and flashes normal operation "1". Otherwise control moves to soft lockout [6+5 below] when the flame signal goes away. • Heat on the thermopile generates 750 to 900 millivolts (open circuit). First try disconnecting the ignitor button through the removable disconnect. Steps to Fix 4 Flashes on Honeywell Gas Valve. But, your burner will NOT ignite and heat the water until you override, or reset, the 4 flash error code. Count 10 seconds. I'm typically online 8 am to 8 pm Eastern (more or less) but I do take long breaks from time to time. But, if your water heater does go into “High Temperature Shutdown” again, you will know how to override and reset the error code and fix it yourself. Count for 10 seconds. If you get this code and have lukewarm water and the pilot is still on, try turning up the temperature. Control does not proceed with operation sequence. 8 – Reset Gas Valve This will only appear after the gas valve has been shutoff and continues to produce a current to the thermopile. The SmartValve System Controls provide prepurge, postpurge and timed trial for ignition with multiple ignition trials and auto reset from lockout. 5. Pay close attention to the LED status light and look for 4 flashes, which will indicate that the reason your water heater is not working is that it did go into “High Temperature Shutoff” mode. The manometer is set to PSI and standard pressure when pilot is .143 PSI when the gas burner is on. This site also participates with other affiliate programs and earns commissions from referring traffic and business to those companies and businesses. There’s a common problem with some Honeywell gas valves that operate some water heaters. There’s an easy 5 minute fix to get your water heater working again. Can cause severe injury, death, or property damage. Millivolt Gas Valves For applications utilizing standing pilot powered by a 750mV thermopile for operation. Page 5: Troubleshooting Can damage electrical components in the MAINTENANCE WT8840. S8610U: 1.0A pilot, 2.0A main valve. Screwed Black Teknigas Gas Valves ; Flanged Black Teknigas Gas Valves; Actuators to suit Black Teknigas; Dual Modular Safety Shutoff Valves; Elektrogas Gas valves; Gas Ball Valves. Press down on the plastic cover in front of the clips to release them. Testing the Gas Pressure on your Honeywell Gas Valve. 7. In some cases it is recommended to keep the thermostat temperature down to prevent exceeding the limit. This is a picture of a test to verify the gas valve had the proper working pressure. The water heater comes with a sophisticated, advanced Honeywell Water Heater thermostat/valve that provides continuous monitoring of the water temperature and turning on and off the gas accordingly – all without battery. Use only your hand to push down the reset button or turn the gas control knob. 4 – Replace Gas Valve If the temperature has exceeded the limit the gas valve will need to be replaced. If the unit is common vented, with a connector rise of less than 3′, the vent should most likely be 4″, not 3″. The control also monitors the appliance airflow proving switch circuit and limit string to assure proper appliance operation. Once the pilot is lit, it may take up to 90 seconds for the thermopile to get hot enough to power the gas control valve… I have installed over 1000 and have had issues with roughly 1 in 120 units installed. Water heaters covered by this handbook are equipped with Honeywell gas control valve/thermostats. Why Did My Water Heater Stop Working? If the LED status light is flashing 4 times, your water heart has gone into “High Temperature Shutdown” mode. VR8200H Slow- Natural 3.5 0.9 3 to 5 0.7 to 1.2 3 to 5 0.7 to 1.2 VR4200H opening LP 10.0 2.5 8 to 12 2 to 3 8 to 12 2 to 3 VR8200J Delayed and Natural 3.5 0.9 3 to 5 0.7 to 1.2 3 to 5 0.7 to 1.2 Slow-opening LP 10.0 2.5 8 to 12 2 to 3 8 to 12 2 to 3 a Step pressure not adjustable. wc pressure drop (37.3 MJ/m3, 0.6 sp gr natural gas at 0.25 kPa pressure drop). Honeywell water heater gas control valve recall. If the gas control knob or reset button will not operate by hand, the gas control should be replaced by a qualified service technician. So...what is happening, and what do I need to do about it? 4. That means if you turn your temperature control knob to the “A,” “B,” “C” or “Very Hot” temperature setting, your water heater may stop working again, at some point. Make sure the black connectors are firmly attached to the gas control valve. On some of the Honeywell gas valves, like mine, it’s difficult to see the LED status light when it’s flashing codes because the light is so faint or dim. 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. A bad gas valve in a Honeywell appliance such as a water heater or furnace that is powered by natural gas can go bad and affect the performance of the unit. @cameraparts4you, Be extremelly careful working with your gas appliance, if unsure contact a Qualified Technician. But Honeywell created a problem by consolidating gas valve part numbers after less than 9 years for my Bradford White heater. Thermowell sensor resistance out of range. I suspect, but am not sure, the ambient high temperature, coupled with the heated water in the water heater, caused the control board on the gas valve to exceed the maximum temperature threshold allowed for this water heater and its control board. No gas to the gas valve means no flame to heat the water. • The Honeywell valve uses a thermopile instead of a thermocouple as did previous designs. Thermostatic mixing valves at each point of use reduce the risk of scalding. The reason people are having so many issues with this gas valve is because the Government now requires a lower threshold for backdrafting. When you follow these steps, you override the error status code in your gas valve control board which resets the control board to normal operating status. Now, turn the temperature control knob to the “PILOT” position and depress the knob. IF YOU SMELL GAS: a. The flash code descriptions are: 5 flash (PCBBF134/136/140), flame sensed without gas valve and 1 flash (PCBBF139), flame sensed when no flame should be present and E4 (PCBKF105) flame sensed when no flame should be present. Great job! Let’s talk about the error codes, or flashes, to help you understand what the flashes tell us. This should take about one minute, likely less. 3. Do not spray soap and water solution on the WT8840 housing. VR8204, VR8440 or VR8520 are recommended. Check all wiring connections. Force or attempted repair may result in fire or explosion. 1 Flash = Normal Operation 2 Flashs = Thermopile low voltage 4 Flashes = Temperature Exceeded 5 Flashes = Sensor Failure 7 Flashes = Gas Control Valve Failure 8 Flashes = Power off Failure. Don’t worry about that. Based on the “Status Light Code,” it means “Temperature Exceeded.” It made sense as we had a heat wave recently. Make sure the flag wire connectors (on the two red wires) are firmly attached to the thermal switch. The suffix letter indicates temperature range and regulator type, see Table 3. SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS 3 69-1058—03 Table 3. The steps below will only work if the cause of your water heater not working is in fact related to a “High Temperature Shutoff” error code. I kept resetting the system without much success to get the gas burner to turn on again. I need to reset it it is blinking seven times. Damage to thermowell wires. There’s a common problem with some Honeywell gas valves that operate some water heaters. Turn thermostat all the way up. That port is not used for diagnostics in the field. I will only link to products and services I have used or would use myself, and all opinions expressed herein are my own. Check for visible flame at flame rod and valve leakage. If the LED status light is flashing 4 times, your water heart has gone into “High Temperature Shutdown” mode. Check combination thermostat/gas valve for proper operation, replace if necessary. Next, press the thermal switch reset button in fully. the gas control valve wiring is bad or the connectors are loose the thermopile is bad This water heater uses a thermopile to generate electricity needed to power the gas control valve. Now, turn the temperature control knob to the “PILOT” position for 10 seconds. Honeywell® Gas Control Valve/Thermostat. @cameraparts4you, Be extremelly careful working with your gas appliance, if unsure contact a Qualified Technician.Dirty TC( thermocouple), faulty TC, pilot flame to not set properly/small or not close enough to TC, partially plugged pilot tube, faulty/bad gas control valve… But, if you see no flash or more than one flash, the flashes, or error codes, indicate your water heater has a problem that needs fixing. That’s it! The LED indicator helps you troubleshoot the issue by reporting a number of flashes. This gas valve is commonly used on AO Smith, State, Whirlpool, and Rheem water heaters. STATUS LIGHT IGNITER. Check for gas leaks with soap and water solution any time work is done on a gas system. I am having the EXACT same problem and the exact same controller. 5 – Replace Gas Valve This indicates a sensor failure and the gas control valve must be replaced. (Also fits other brand heaters). If the pilot remains lit you will need to replace the gas control valve. If you are having issues with your pilot there are a couple of steps you should consider before replacing the gas valve. 4-5 - Answered by a verified HVAC Technician We use cookies to give you the best possible experience on our website. Ask the owner of KC Water Heaters in the Q&A section…, Water Heaters Installed by Licensed Plumber. The original Honeywell electronic valve was very troublesome for me and thousands of owners from many complaints on the web. For Models Using Honeywell Gas Control Five flashes and a three second pause. Check the attached links troubleshooting,instruction, Good luck. That’s important to note because when you get to step 3, below, you should see 4 flashes on the LED status light after you light the pilot light. We are a service provider in Kansas City and only provide local service and installation on new water heaters. To reset, Turn the power switch on the gas control valve … see more Hello, reading the owners manual for a Kenmore 40 gallon water heater using a Honeywell gas control water heater valve, i read that if the status light of four flashes occurs with three second pause, the control status is that you have an ECO limit lockout. At this point, you should see 1 flash at the LED status light which indicates your water heater is in “Normal Operation” status and working properly again. 6. Count for 10 seconds. Note: The instructions on my water heater indicate to wait 5 or 10 minutes, after the knob is in the “OFF” position, before lighting the pilot. How to fix gas valve or control panel on gas hot water heater , Honeywell gas valve wv8840b1110 repair and replacement PLEASE DO NOT CALL THE LOCAL NUMBER FOR KC WATER HEATER FOR TECHNICAL SUPPORT! Fire or Explosion Hazard. Honeywell Gas Valve Code 5 Whirlpool Water Heater - YouTube Check all wiring connections. So here’s the problem. a Capacity is reduced by 5 percent with the use of outlet screen. I checked that AO Smith Gas Water heater in the laundry room right away. So I figured the system should reset itself once the over temperature condition goes away. On my particular Honeywell gas valve, model WV8840B1109, the error codes indicate the following: 4               High Temperature Shutdown, 5               Temperature Sensor Failure, 7                Gas Control or Valve Failure. Turn the gas control dial to off and let sit for one minute. Honeywell Gas Control Equipped Models Step 1 ... wait for a few seconds and then flip the switch to the "ON" position to reset the system. Now, turn the temperature control knob to the “HOT” position for 10 seconds. Gas Valves & Controls. 3. Pulling it apart and putting it back together sometimes does the trick. controlling gas flow, ignition source, and a 120 Vac combustion air blower. Likely though, if your water heater has gone into “High Temperature Shutdown” status, you won’t see any flashes on the LED status light. 1 Flash. 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. Capacitya of SV9410/SV9420; SV9510/SV9520; SV9610/SV9620. Verify gas control switch is ON. Honeywell motorized valve manual click the button Honeywell SmartValve system controls provide intermittent pilot gas ignition sequencing. Follow these warnings exactly: 1. The steps should not take you more than 5 minutes to complete. The vent should have at least 12″ of rise before the first elbow. Dual Valve Combination Gas Control: Any that meet current ratings listed below. Gas control fault detected. I have a Bradford gas water heater. No Flash = Pilot not lit, not enough power. However, please keep this in mind. One flash, every three seconds, indicates your water heater is working properly. No worries though. I have a Reliance brand, 40 gallon, natural gas water heater with a Honeywell gas valve, model WV8840B1109, and it has this common problem. Its outdoor reset, done right! Leave the knob in the “VERY HOT” position for 10 seconds. - Answered by a verified Plumber. Often blamed on sediment in the tank, the 4 flashes is one of the most common problems with the Honeywell gas valve. Honeywell Gas Valve 4 Flash EASY Fix (With Photos). Do not use an excessive WARNING amount of soap and water to perform the gas leak test. However we have provided information below to try and help you resolve your water heater problem. Honeywell water heater thermostat valve. This has happened to us twice and both times has resolved the issue. This will allow any unburned gases to dissipate before you light the pilot. I have a Reliance brand, 40 gallon, natural gas water heater with a Honeywell gas valve, model WV8840B1109, and it has this common problem. 4. b Capacity based on 1000 Btu/feet 3, 0.64 specific gravity natural gas at 1 in. The Honeywell gas valves that have this common problem will likely again go into “High Temperature Shutdown” status if you have your temperature control knob set at any temperature setting above “Hot.”. So, if you have 4 flashes at the LED status light, like I did, follow the steps below to fix the problem. Likely though, if your water heater has gone into “High Temperature Shutdown” status, you won’t see any flashes on the LED status light. SEE RATING PLATE. The maximum horizontal span for 3″ vent pipe is 48″. Combination thermostat/gas valve is out of calibratior not functioning. wc pressure drop (37.3 MJ/meter3, 0.64 specific gravity natural gas at 0.25 … A quick note before we get to the steps to fix the problem. If signal goes away within a few seconds the control proceeds to light off. WV4460E POWER VENT WATER HEATER CONTROLS 5 69-1872EF—01 Connect Gas Supply WARNING Fire or Explosion Hazard. That code is supposed to signify that the controller senses a flame still, when there should not be one, and that the gas valve is potentially stuck open as the culprit. it flashes 5 times with a 3 second pause. This is being caused by a component failure in the flame sense circuit and prevents the furnace from being reset. Verify power to the gas control thru the black wire (pin #1) on the gas valve Molex. If problem persist you will need to replace the thermopile. Then, 30 or so seconds later the power vent will turn on and run indefinitely while the controller shows the 5 … It is designed for use in standing pilot applications using an immersion well for water temperature sensing. (Table 2 provides gas capacity conversion factors.) Whether it’s a boiler service call or a new boiler install the Honeywell AquaReset provides easy installation and up to 15 percent* energy savings for the homeowner. So, if you have 4 flashes at the LED status light, like I did, follow the steps below to fix the problem. A.O. None (LED not on or flashing: Gas Control is operating normally. … 7 – Replace Gas Valve Overall failure of the gas valve and will usually require replacement. Still have questions? Alcon Actuators; Auto Reset Gas Slamshut Valves; Black Teknigas Gas Valves. The control board is important because it constantly monitors the operation and status of the water heater to ensure proper operation. The water heater's gas valve is located near the bottom of the unit and connects to your home's natural gas line. The steps I outline below will show you how to override the error code and get your hater heater working again. Can cause severe injury, death or property damage. Table 1. 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. VAC. This honeywell gas valve is getting a bad wrap online. It uses a “thermopile” technology that converts thermal energy into electrical energy. FrugalDIY.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. This valve was their sole listed replacement for my Bradford White MI403S6FBN water heater purchased in 2011. You won’t see any flashes on the LED status light to help you determine the problem. Inspect dip tube and replace if necessary. Don’t worry about that. I have a Honeywell WV4464B1037 controller on my gas water heater. Never use any tools. In my particular case, I think the water heater stopped working because we had a heat wave for a couple of days, with temperatures reaching about 108 to 110 degrees. Valve Capacitya a Capacity based on 1000 Btu/ft3, 0.64 sp gr natural gas at 1 in. You just saved yourself the cost of a new gas valve or a new water heater and/or the cost of paying a plumber to fix something you could, and did, fix yourself. Turn up thermostat on gas valve; observe blinking blue light; otherwise replace control. Thermowell fault Seven flashes and a three lsecond pause. 1. Combines gas flow and ignition control into a single unit for burner ignition. Turn the water heater's gas valve switch to the "OFF" position, wait for a few seconds and then flip the switch to the "ON" position to reset the system. Pilot Burner/Igniter-Sensor: See Table 1. So, the control board issued a “High Temperature Shutoff” error code and caused the gas valve to shut down which stopped the gas supply to the pilot light and extinguished the pilot flame. While continuing to depress the knob in the “PILOT” position, press the “igniter” (piezo igniter) button rapidly, about once every second, until you see the 4 flashes at the LED status light. If you don’t see a spark at all when you are trying to light your pilot it may be that you are not looking in at the right angle. (Note: If you set your temperature control knob above “HOT,” your water heater may stop working again, at some point, and go into “High Temperature Shutdown” again. Verify power to the blower at the yellow wire (pin #3) on the gas valve … When replacing the thermopile you must replace the entire pilot assembly. For unknown reasons, sometimes these gas valves go into “High Temperature Shutdown” status and shut off the gas valve, which extinguishes the pilot light.