The gas will be cut off to the home, and a technician will be dispatched. Ensure you pull back any installation to expose the thermostat Thermostat Parts Valve & Float Parts. Smith Energy Saver Gas Automatic Water Heater. Close the cold water supply valve and open the drain valve. (1) The Gas Line (2) The Thermocouple (3) The Pilot Light Supply Line (4) The Main Burner Supply Line. There is a fair amount of labor. Before you start any kind of troubleshooting you should make sure the power to the heater is turned off. Connect one end of a garden hose to the drain valve and place the other end outside or in the sink to drain. It has a Honeywell WV8840A gas control valve. If the damage is major, it will not be possible to re-calibrate and a new gas valve (Unitrol) will be required. - This is not a cheap repair. 1995-2018 MH Sub I, LLC dba Internet Brands. Remove the gas line from the gas valve. - You are dealing with natural gas. Your success will depend in part on the age of your water heater. I need to replace a inlet valve and it's rusted can I do this myself? Look for the gas regulator valve on the outside of the water heater, located above the burner chamber access panel at the bottom of the water heater. Thermocouple or Gas Valve. Anywhere from $800 to $3,500. Natural Gas Can Explode! If it's operating correctly, then this isn't the cause. Honeywell water heater gas control valve recall. Gas cut off defective . My pilot light will not light at all. What Can You Save? There should be a model number on the side of your old gas valve. DoItYourself.com®, founded in 1995, is the leading independent If problem persist you will need to replace the thermopile. I have a Bradford and White LP water heater. You will normally have four items that are hooked to the water heater gas valve. 2 – Replace Pilot Assembly Insufficient power to the gas control valve/thermostat. You water heater may not work and the gas control valve blinked with the two lights – means that you have voltage thermopile. (3) Next use an open end wrench or an adjustable wrench to remove the supply line for the pilot light. Hot Water Heater Gas Valve. Spray the fittings near the valve with a soapy water solution. Be careful about exceeding that, especially if you have children or anyone else that might inadvertently turn on just the hot water. For electric hot water heaters, start troubleshooting with a quick reset. If that doesn’t work, perform a hard reset by shutting off power to … The 'Off' position on the gas valve dial only means that it will not heat the water. The gas valve sends gas to both the pilot light and the main burner. 2.Extremely cold water going into the heater will decrease the amount of hot water produced. As is the case with all machinery, operational problems can arise with your A.O. Wait about ½ hour and see if your water heats up. However, it may be attached to the side of it via a bracket. Not enough hot water: 1. Once there is a need for heating (or call from a thermostat), a gas control valve releases the gas into the main burner, and the pilot light ignites the gas. Check dial on combination thermostat/gas valve. You probably had to take at least a couple of the pipes for the gas line apart. Turn the gas valve to the 'pilot' setting, and shut off the water to the heater. If this is in place, and you have checked the thermocoupling, calling in a professional is the best way to go. 5 Tips for Troubleshooting Hot Water Tan... 5 Tips for Troubleshooting Hot Water Tank Pressure. A leaky gas valve is not only a pain, it can be dangerous. There will be some residual gas in the lines when you take them apart. It's not uncommon for a gas pilot to not stay lit after a repair has been made. Pilot light may need relighting, see section below on how to check & relight the pilot light; Check that the isolation valve in the gas line is open; Ensure there is gas supply to the other appliances in the house, try light another gas appliance; Continuous Flow water heaters. See Step Three for work you can get done in the mean time. These repairs require a Skill Level of: Determined Handyman. Hi. Does your tank have a sediment build up in it? If a gas water heater isn’t heating, a common problem is usually that the pilot light has gone out. You can re-install the lines coming into the bottom of the water heater gas valve in reverse order of taking them off. Then removing the lines into the gas valve. If you see bubbles, you have a leak. ... Well this led me down a path of replacing the gas valve in hopes that it was the valve that was causing the low pressure. The pilot is the most common reason for a lack of hot water. • Use a new CSA approved gas supply line. This will make it safe to troubleshoot. We welcome your comments and Replacing is is generally the only option. It senses electrical current from the thermocouple and shuts off the gas if the pilot is not lit. 75. Gas water heaters. If you are using an electric water heater, you need to shut off the power to the unit by flipping the breaker at the service panel. You will want this information later. How Hard Could It Be? The cold inlet or hot outlet pipes may be loose, the T&P valve may have failed, or inlet valve may be leaking. Axle, Roller, Shaft, Wheel Parts Gas Burner & Control Valve Parts Heating Element Parts Igniter Parts. 11. Every water heater, whether gas or electric, needs a temperature and pressure relief valve, because without one, it could begin to leak or even explode. Troubleshooting Water Heater Problems: I... Troubleshooting Water Heater Problems: Inconsistent Heat. Clean both These repairs will have a Difficulty Level of: A Bit of Work. The gas valve controls the gas that goes both to the pilot light and the main burner. A faulty, 5 Reasons the Pilot Light Won't Stay on in Your Gas Fireplace. (1) For the Gas Line, you should find a union between the shut off valve and the gas valve. Do not turn off the water unless the water heater's power and gas are turned off. It may be necessary to temper incoming water supply. That is great news. View our Privacy Policy here. Total time: 2hrs Difficulty: Beginner Cost: $60. This will be the larger line in the center of the gas valve. A new gas valve (Unitrol) will be required. At this point you should use soapy water and check the fittings on the bottom of the water heater gas valve for leaks. 4 – Replace Gas Valve If the temperature has exceeded the limit the gas valve will need to be replaced. Put the instructions for pilot lighting you got with the new valve in a plastic bag. Never use a lighter or any kind of flame to check for gas leaks. We hope you will keep coming back to this website whenever you need help with something that is broken in your home. If you use propane, your tank might be empty. You should have gotten some instructions with your new water heater gas valve. I have a 40 gallon natural gas water heater that is making gurgling souds w... Our house was built in the 1970s (we’ve lived in it for 2 years now) and ... Junkers / Bosch gas water heater strange problem. Once the repair has been made, the technician will determine if it's safe to turn the gas supply back on. submitted to our "DoItYourself.com Community Forums". The temperature dial may be re-calibrated in this case. Go to the article Flushing a Hot Water Tank for instructions on what to do. Another thing you should check is the 'Gas Water Heater Thermocouple', this is the more likely candidate for issues with your gas valve. The T-and-P valve… Turn the gas valve to the 'pilot' setting, and shut off the water to the heater. Electric Water Heater Troubleshooting (Click to jump to GAS water heater problems) (click to enlarge) Water Leaking From the Top. The 'Off' position on the gas valve dial only means that it will not heat the water. Before you replace the valve, you should do some basic troubleshooting to ensure that really is where the problem is. Gas HCG Series Polaris® BCG3 Series Ultra Low NOx BCL3 Light Duty CG32 (75-100) Light Duty CG32 (55) Low NOx BCG3 BBCN3 Ultra Low NOx Common Vent Kit Electric Hot Water Can Cause Severe Burns!!! Save the pieces, you will need them. As an example like video below about Water Heater Pilot Light & Thermopile Troubleshooting : Remember, no repair project is worth getting hurt over. Combination thermostat/gas valve set too low for desired water temperature. Why not take a breather before you get into another project. Make sure you rule out simpler repairs first. Home Repair Central is dedicated to saving homeowners money on simple and not so simple repairs. You want to make sure that there are no leaks around the gas valve. Gas: Check if the gas valve has been turned off. Gas Pressure WARNING! (adsbygoogle = window.adsbygoogle || []).push({}); (2) Use an open end wrench or an adjustable wrench to remove the thermocouple. The thermostat is part of the gas valve. Open the pressure relief valve to allow air to get into the tank. Make sure the one you get has the same shank length. When you start to get some water out of the drain for the pressure relief valve, you can close it. 1. The water in your tank can be very hot and dangerous. 79. You need to get a suitable gas valve replacement. If the unit has a pilot light (see your manual), check to see if it is lit. As you face the water heater, turn the gas valve counterclockwise to remove it. 71. Loud howling sound after install of new gas water heater control valve. Shut off the water supply to the water heater, if necessary, by closing the shutoff valve on the cold water pipe coming into the top of the heater tank. Faulty gas appliances can cause fires and explosions. Locate the gas control knob on the top of the regulator valve and turn it to the OFF position. At this point you are ready to fill the tank. (5) The igniter if you have one is not really a component of the gas valve. Also the water in your tank is hot, shut the tank off and run some hot water until it is lukewarm before you try to drain it. At least two hours on a good run. Copyright© WARNING!!! Turning the water heater gas valve to off is not the place to do this. This is a bigger repair job and the part it fairly expensive. Unfortunately that didn’t fix the issue but it sure was shiny. You want to put some pipe joint compound or Teflon tape on the threaded portion of the pipe that goes to the hot water heater. The reccommended temperature is 120 degrees. The gas valve stands away from the tank housing. 3. ... Water Heater. Tired? The first thing you need to do is shut off the gas to the hot water tank. Tape it to the side of the water heater. If your unit isn't producing any hot water, it could be a number of things. This will make it safe to troubleshoot. The gas line has a horizontal pipe that feed into the side. Before replacing the PC board or gas valve continue troubleshooting the steps below. All rights reserved. However, you would only look at the water heater gas valve after you have checked the thermocouple. Make sure that the pilot control valve of the heater is turned off before you start repairing. There’s no need to suffer through another cold shower when you have Repair Clinic’s help. - Replacing a water heater gas valve involves draining down the tank, unhooking the gas line, unhooking thermocouple and gas lines to the burner and actually changing the valve. 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