Due to the mechanical nature of gas water heaters, the symptoms are clearly evident even when they are not major issues. Direct Vent Furnaces. How to you know when it is bad? Many problems can have more than one cause. Go to the article on 'Gas Water Heater Thermocouples' for information on this common repair. Natural gas can explode. Follow the above link to get to an article that discusses the issues related to the pilot light. Badly clogged vents will result in dangerous gases building up in the home. Probably the most fundamental and obvious complaint about a water heater, this has an equally fundamental solution. If the pilot burner and the thermostat are positioned in a way such that the flame does not reach the thermostat at full intensity, reposition the assembly accordingly. Never attempt a repair unless you have turned the gas off and are thoroughly familiar with safe working practices. Try doing that to see if the heat level of the water is to your liking. This article on gas hot water heater troubleshooting will help you to locate your problem and get it repaired quickly. If the pilot light lights and then shuts off it is not the gas valve. This is a common do it yourself repair that you will probably be willing to attempt. You could be looking at an hour to change it and ten or fifteen dollars for the part. It senses when the pilot light is on. Ensure that the pilot burner is covered properly, since a gust of wind can extinguish it. The first things you should check are the correct supply of electricity, water, and gas to the water heater. Make sure that the pilot control valve of the heater is turned off before you start repairing. When all else fails you may be faced with replacing your hot water heater. The gas water heater thermocouple is a safety device. Check if the heater is equipped to heat the amount of water you need. See the article 'Water Heater Temperature Settings' for instructions. A chemical is added to alert people to a gas build up. If the gas line is blocked, remove the blockage. Can you replace this valve if you need to? ">10 Unexpected Items That can be Composted, ">6 Ways to Maximize Space in Your Cramped Apartment, ">How to Start a Vertical Garden in Your Home or Apartment, Only Hire These Companies for Mold Remediation in NJ, These Are the 3 Best Plumbers in Bloomington, IL, These Are the Best Plumbers in Grand Junction. This is caused by a dissolved anode. But if you are baulked by the price, do consult a pro before making the decision to trash it, but don’t go for some quick-fix. While having your gas water heater not hot enough is certainly a common issue, there are many other common water heater problems. When the pilot is not lit the gas valve will not turn the gas on. Check that the hot and cold water lines are not crossing at some point. Heater works inefficiently. How hard is it? Disconnect the gas supply if possible. A defective thermostat is also possible. There is not a lot that can be done to fix one that is bad, short of replacing the gas valve. Check the gas burner and does the flame rod … The sail switch is an on/off switch, which when there’s not enough air flow, will stop the furnace from igniting. In many cases, this problem is thermocouple related. Your Air Supply or Exhaust is Blocked. Free repair advice! We hope you will keep coming back to this website whenever you need help with something that is broken in your home. Turn Off Gas. These cookies will be stored in your browser only with your consent. If there is a lack of air flowing to the burner, it will not heat the water as efficiently. Otherwise, get a pro to make his diagnosis. Copyright © Home Quicks & Buzzle.com, Inc. Gas hot water heater troubleshooting usually leads you to the thermocouple. Natural gas is odorless. If it is set too high, it may just need an adjustment. Check the pipes from the water heater. Add that to a service call and you should be looking at $100, more or less. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. When pressure builds up inside your hot water tank, this valve releases. Common Water Heater Problems. This gas hot water heater troubleshooting exercise starts with the thermostat. This website uses cookies to improve your experience while you navigate through the website. This prevents your tank from leaking. Again, if you don’t have enough hot water, the reason … Some repairs that result from gas hot water heater troubleshooting are fairly simple. The water will vent for two reasons, one is that the pressure in the tank is too high, this should be addressed as soon as possible. Go to the article 'Hot Water Heater Gas Valve', for direction on issues with the gas valve. Sediment in the tank can also discolor the water. Some of the answers to your problem may be more than you want to tackle. Sometimes, carbon deposits can build up on the pilot and eventually create a restriction. The natural state of pure gas is colorless and produces no smells. Open the Heat Registers. Most manufacturers reccommend a setting of 120 degrees. There are steps you can take to remove the sediment. I turned it back on. Removing these depositions can solve the problem. More often than not, it’s just putting everything where it should be. At this point you will have to decide if you are up to the task of replacing the water heater yourself. My new water heater does not heat water. A bad gas valve will not allow any gas to go to the burner or pilot light. We also use third-party cookies that help us analyze and understand how you use this website. This is a terminal problem, and can only be solved by replacing the heater. This category only includes cookies that ensures basic functionalities and security features of the website. See the article 'Water Heater Sizes for Households'. Click on the link above to find answers to these questions. How hard is it to fix? See the article 'Checking a Water Heater Pressure Relief Valve' and 'Checking for Plumbing Pipe Leaks' for more information. Unfortunately, having a gas water heater that doesn’t get hot enough isn’t the only common problem that homeowners find themselves confronted with. To prevent problems with the water heater pilot light, it is crucial to read the manufacturer's instructions carefully, especially how to maintain the gas water … Find out by following the above link. All electric water heaters and gas heaters that use electricity: The first issue to troubleshoot is a lack of power to the unit. See if this is something you can fix. Issues with this item are found in the article, 'Checking Pressure Relief Valves'. When the pilot light is out or won't stay on, you will not have hot water. The lower thermostat controls only the lower heating element so if it fails (but the upper thermostat works), the result is hot water not getting hot enough. A garden hose and a pair of pliers is all you need. Over time the minerals in the water will build up inside the tank and some of them can oxidize, thus causing a dark color and odor. 6789 Quail Hill Pkwy, Suite 211 Irvine CA 92603. With city water flowing, or the pump pumping water, when the water heater is full, water will come out of the relief valve. This website uses cookies to improve your experience. Scalding and severe burns can occur in a matter of seconds when the water temperature is too high. Installation costs can run from $200 to $1,600. WARNING!!! The gas … Obviously, after your power is restored, you need to get all water out of the basement. Next, use a voltage meter to check the input to the heater, which should be at least 10.5 volts. 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