Thanks in advance for your help. This repeats the cycle when the next person starts showering. I’ve meant to sort it for years but never get round to it, any ideas what it might be? My gas hot water tank kicks out when it trying to heat. Once again, corrosion of the anode rod or the inside of the water tank itself is usually to blame. Again, this is likely related to the thermostat(s) where the temperature is set too high. Not so much during the day but at night it’s blowing off about every 15 – 20 minutes. Sometimes not enough hot water is simply because you have a water heater tank that’s too small for your needs. my landlord has had multiple plumbers come in to “fix” it but its getting worse. In other cases, the problem might be with your thermostat. Leaks might result from loose connections, in which case you will need to tighten them with a wrench. What size is the main water heater? After about 10 minutes I tried this test again and the water was extremely hot to where I could only hold it under the faucet for a couple of seconds again. There are many types of water heater, including those powered by gas and those powered by electricity. Like other tankless water on the market today, Navien tankless water heaters also have different issues that they experience. You likely have a closed loop system with no expansion tank installed. As always, if you are not completely comfortable with making the repairs yourself, please call a professional plumber. Home » Featured » Common Water Heater Problems. Top and sides of tank dry. Fixing tankless water heater problems No hot water. The very first thing to check is if you have gas flow and that your pilot light is on. Alternatively, the wrong type of washer could be installed at the faucet. Any suggestions? If you notice a leak, it’s best to call a professional at Einstein Plumbing and Heating for immediate help. If you have a heater with a tank, it may simply be that your tank is not big enough for your requirements. Once you flip the switch back on, if it doesn’t remain fully on, you may have a bad circuit breaker. I have a gas water heater, the gas supply line is so hot that it is melting the protective foam cover. No one knows what’s wrong. This will prevent sediment build up, odor, bad tasting water, ect. For starters, regardless of whether you have a gas or electric tankless unit, it could very well just be that you’re pushing the unit to its limits . Since I cannot figure out what seems to be the problem with the one in the office, I might as well call for a commercial heater repair company for help. It may also be an issue with the limit/reset switch on the thermostat. This means if another person showers before you do, the water heater will need a few seconds to reignite. If that doesn’t work, perform a hard reset by shutting off power to the water heater at the circuit breaker box. I can light the pilot after brushing grate but stoppage reoccurs. Tankless heaters also have to work harder in winter, so if you experience this problem during the colder months, this could be the reason. When the hot water is turned off, the water heater finally gets a chance to heat all the water in the tank (since no new cold water comes in). Happening here too. We are experiencing accelerated corrosion of the hot water copper pipes and fittings whereas the fittings have failed in just 1 1/2 years. Sediment, calcium-deposits, and rust inside your plumbing or sink aerators may also contribute to low hot water pressure. Fix Water Heater Thermostat. My bathroom is on the other side of the house and has hot water but my kitchen which is right behind the water tank no longer gets hot water. And with this guide, now you have a good idea of where to start looking. Problems with little or no heat usually are caused by a failed heating element, an inexpensive part that is relatively easy to replace. Every time I run a bath (or fill the sink etc) the hot water runs for a few minutes and then slows to a trickle and stops. Do you have problems with water heater installation? The danger … My moms basement flooded, I came to light the hot water heater. If your water smells bad, bacteria in your heater could be the culprit. I have a 6-7 yr old Whirlpool 50g gas water heater. If for some reason gas is allowed to escape without being ignited, you can get an explosive situation. BBQ lighter. If your heater produced enough hot water for everyone before but suddenly stopped or no longer heats the water enough, the problem is probably due to a heating element failing. This usually happens in the morning when the kitchen faucet is turned on. All are easily fixed. Or possibly the temperature probe? Old water heater working but was leaking, replaced with new (both electric, same size). If you cannot lower the water temperature low enough, you may need to replace your thermostat or there may be some type of wiring issue (recommended to call a pro if the later). 7. If the water in the tank has been sitting for a while, it is acceptably hot enough for me to shower, but my wife complains that it’s too cold. I have the thermostats both set on 150*. Navien tankless water heater problems are sometimes hard to comprehend, not to mention fix the heater on your own. You could also have air in the gas line, or the gas valve could be faulty. If gas is leaking, the water heaters not working should be the least of your worries. These minerals and particles are typically described as sediment. For the 5 months we’ve been here, everything has been fine. This is a new house built 2 years ago. If you have a gas version, it could be related to the burner – see #12 below for further information. From what I can tell, it seems to be related to our routine of water usage in the house. My wife and I just bought a small apartment and it seems like the hot water lasts for all of two minutes. We repair hot water heaters quite often in our area and the majority of the time it is due to a lack of maintenance. my water heater has hot water some days and warm water other days .what should i look for thanks. Another possibility is that you have a faulty heating element or elements. Unfortunately, the only way to get noticeably higher hot water pressure is to switch out to the newer 3/4-inch piping that’s used in today’s homes. Let’s consider the following problems of these tankless water heaters. If the leak is from the water heater tank due to corrosion, replacement of the water heater is necessary. This may also be needed when transitioning from cold to warm seasons. Gas, electric, tankless, etc. Our apartment management team has called out their regular plumber and they can’t seem to find anything wrong. Some reasons for not having enough hot water or running out of hot water too soon include not having the thermostat set at a high enough temperature (especially in the winter months), a faulty thermostat, or a broken or damaged dip tube which allows the incoming cold water to mix with the hot water at the top. If the water is not rusty but dirty or discolored, it may be because of scale build-up on the heating elements or sediment that’s making its way into the hot water outlet. The water stays scaldingly hot no matter what setting I have it at. Replacing a gas control valve is definitely doable if you take it slow. The next step is to check the high-temperature cut-off. For our recommended temperature setting, click here. If the wrong material is used, the hot water could cause the washer/gasket to expand and stop water flow. When you see water that appears to be leaking from the bottom of a gas water heater, it could be because of condensation (try turning up the thermostat), a leaking or loose drain valve, or the T&P valve draining some water through the overflow pipe due to tank overpressurization. When this is the situation, your best move is to purchase a new water heater. Probably the most fundamental and obvious complaint about a water heater, this has an equally fundamental solution. We have a gas hot water system which is 11years old. Mr. Rooter is here to answer all your questions so you can make an informed decision about what services will best benefit you. Water is one of those life essentials that you count on every day, and problems with your water heater are frustrating. No longer does soap coagulate and leave film, however water softeners can shorten the lifespan of your water heater. Newer is usually better. Sometimes water heaters and pipes can make sounds through normal expansion and contraction due to heat. Sometimes merely resetting this bottom will cause the heater to begin working again. Seems more of an aggravation than a problem. Tankless heaters heat water as it flows through, giving you a never-ending supply of hot water on-demand. Since water pressure is automatically limited, the only solution is to install modern 3/4-inch piping which allows more water to flow through. Common Gas Water Heater Problems (FAQs) For many homeowners, hot water heaters are a bit of a mystery. In some cases, the sediment build-up can reach a point where flushing the tank is no longer possible and may cause your tank to leak. The Girard tankless water heater is very preferred today. Any suggestions? I’m hoping for some suggestions since the plumbers our management company has had come out can’t seem to fix this. Hi I have the electronic automatic water heater. Extremely loud! A dirty pilot light tube could also be the cause of your water heater problems and could be dangerous. There are steps you can take to remove the sediment. Too hot, replaced everything and still too hot i turned both down as low as it will go, not sure what it can be. Previous tank never fail in 13 years. Water in an electric water heater is heated by two heating elements (in most cases). If you have a gas heater, check to see if the gas valve is open. Simply turning up the thermostat to about 140 degrees should kill off the bacteria but a full clean-out of the tank with chlorine bleach may be necessary. Gas water heaters are the second most widely used appliance in a household; a home’s heating and air conditioning unit is the first. Check each of these in turn and replace as necessary. I had a new water heater installed. Can anyone help shed some light on my problem? Hot water heater troubleshooting - Common problems. I had been replaced my water tank in November 2019, since them my Pilot go off 6 times . 7. For more information, see Water Heater Leaking from the Bottom. I have a 40 gallon gas unit that does not get hot enough. It’s possible there’s a short in a heating element as well which keeps it on all the time. I am only getting luke warm water at the faucets, though if I discharge water out of the top relief valve, steaming, very hot water is present. For more detailed information on troubleshooting an electric water heater, watch the video below: Same as with an electric water heater, you should first check the cold water inlet and hot water outlet pipes and connections to make sure they are not loose. All working fine. Problem 1: Mineral Buildup Whether you use a traditional or a tankless water heater, you need to keep an eye out for mineral buildup inside your water heater. When these rods react to the bacteria present in the water, they produce hydrogen sulfide, which has a characteristic smell of rotten eggs. , please explain. I turned the water heater off for a minute or so then turned it back on. The problem could be that your heater is not powerful enough for your requirements. My State Select 50 gal. That said, if it’s taking longer than usual for the hot water to recover, there may be an issue with the heating elements (including sediment build-up on them) or thermostat and those parts may need to be replaced. Water heater is a popular product in homes today.However, like other devices, consumers still cannot avoid unexpected incidents. See Water Heater Leaking from the Bottom for additional information. Recently the pressure relief valve has been releasing pressure on a regular bases. Although uncommon, issues can arise if something isn’t working correctly within your water heater. Though if it’s a problem with the water tank itself, a new water heater is usually the only solution. I would lean towards there being some kind of check valve issue at the top of the water heater. I typically never have any issues except for this morning. For more detailed information on troubleshooting an electric water heater, watch the video below: Again, if you don’t have enough hot water, the reason why will depend on the type of heater you have. If your water heater is leaking call 1-866-946-7842 and a water heater expert will assist you in turning off the gas and the water to help minimize any possible water damage. Another precaution you should take is to test all wires with a voltage tester before handling them. Failure to do so can result in a serious injury or even death. As with the pilot light, a faulty thermocouple or dirty vent may also be the cause of the problem. 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