Troubleshooting water heaters, home and DIY tips for tank leaking, sediments and lime build-up, noise, hot water heating, gas valve problems, thermocouple replacement and other water heating elements can be found here.
By using this hot water heater troubleshooting expert guide we will show you what the common symptoms are, how to identify problems and how to do repairs on tank type gas and electric water heating systems.
This guide can be used for repairing most of the water heaters sold in US and Canada including; Rheem, AO Smith, Bradford White, American, State, Kenmore, GE, Ruud and Whirlpool. Keep in mind that symptoms or signs of water heater failure among different manufacturers are very similar if not the same.
To have better understanding about propane, natural gas and electric heaters, we recommend you to become familiar with articles how these units work and their main parts. Once you collect all the necessary information water heater troubleshooting is much easier.
Heater's problems are not complicate to diagnose as they are usually obvious, and if DIY home and plumbing projects are not strange to you and you have necessary tools and the right guide, than you can successfully trouble shoot water heater.
Note: Troubleshooting water heaters that are using gas and electricity should be performed by a qualified individual, plumber or HVAC technician.
The first thing when dealing with the electric or gas hot water heater troubleshooting is to recognize a problem. Before the big problem occurs it is important for you to understand what are the symptoms, does your heater have low performance, temperature, is it still efficient, does it delivers enough hot water, and finally trouble shoot and fix it on time.
Electric water heater troubleshooting is very easy for the tank type heaters. Gas heater is more complicate, but if you know about the heating process, unit anatomy and have basic knowledge, it is also easy to solve the problem and fix the heater.
With the proper problem diagnosing you will save time and money you might spend on repairs by a plumber. I have seen and experienced many times that solutions for hot water heater problems are very simple (like blown fuse at the breaker), or easy repair by replacing the faulty element (heating element, thermostat...).
To make the hot water heater troubleshooting easier here are the common problems and symptoms for tank type heaters failure, using propane, natural gas and electricity as fuel source:
Water heater leaking - Leaks are one of the most frequent problems found in many consumer reports. Reasons for such malfunction might be that tank steel body had corroded sufficiently enough to cause a water leak, or it could be a discharge of overheated water from the temperature and pressure relief (TPR) valve... Paddle on floor - find out how to fix leaking hot water heater.
Leaking or condensation? For proper troubleshooting keep in mind that condensation is often found on newer models as they are more efficient than older ones and that the typical heater will produce approximately one half gallon of water vapor during every hour of work. Condensation usually happens shortly after the heater kicks in.
Water is too hot or cold - faulty thermostat. Learn how to troubleshoot and replace water heater thermostat.
Troubleshooting strange noise in the water heater tank - Sediment and lime build-up at the bottom of the heater tank.
Discolored, milky water and rusty hot water - anode rode is failing, corrosion inside the tank...
Smelly water such as Sulfur or rotten egg odor - bacteria in the tank as the result of decomposing sacrificial anode. Chlorination procedure is often used to eliminate bacteria from the system.
Water hammer is the hydraulic shock that is loud and destructive to your pipes and your heaters. Fixing this common plumbing problem is fairly easy.
If you have heard ticking, clicking, humming or tapping noise in the plumbing system you might fix the problem by simply removing the heat traps from the tank, if it has one. Heat traps are installed to increase the energy efficiency of the unit.
... more answers on the common question "why does my hot water..." and "how to" are shown below.
Before you try to fix any of the problems above, here are the tips for troubleshooting water heaters and preparing the site for repairs.
Turn off both gas and electric power before working on the heaters
Shut off water supply to the heater
Plug the garden hose to drain valve
Prepare necessary tools for service
Electric Water Heater Trouble shooting - Problems with heating elements or thermostat? Use how to fix electric heater problems guide. Common symptoms, problems and DIY repairs.
Gas Hot Water Heater Troubleshooting - Problems with pilot lights, thermocouple, gas valve? Use how to fix gas heater problems guide. Common symptoms, problems and DIY Repairs.
Maintenance - Inspecting Heaters' Main Parts
How to Do Maintenance on Gas and Electric Heaters For Better Performance, Efficiency and Longer Life.
Noisy Water Heater - Solving Heater Noise Problems
How to Troubleshoot Heater Noise like Pounding, Rumbling, Crackling, Popping, Ticking, Sizzling.
Why my Pilot
Light Goes Out - Pilot Outage Due to Improper Venting on
Tankless Problems - Common problems with Tankless heaters including Noritz, Bosch, AO Smith... and how to troubleshoot.
Condensation - What causes condensation in the heaters? How to reduce condensate in heating.
I have tankless heater with the problem: hot water temperature fluctuates during my shower, from hot to very cold. What should I do?
Bulging water heater article explains how to check is your heater leaking due to an increased pressure of hot water inside the tank. Symptoms and cause of water heater bulging and how to prevent it.
The premature water heater failure signs and causes and what you can do to protect the heating system...
Write about troubleshooting water heaters(i.e. how did you solve?).
Do you have a problem with your heater... ASK!
Do you want to share your knowledge... SHARE!
How about your experience... REVIEW!
Describe the problem with your water heater in details so we can find the right answer. Please provide the manufacturer, model and type (gas, solar).
If looking for the service get the FREE QUOTES at plumbingnetworks.com .
Insufficient hot water and damaged heating element
As the title says, my Bradford White electric water heater does not produce hot water... actually the upper heating element, when removed, shows a visible …
Gas Hot Water Heater - Lifetime?
We have the rotten egg smell going, the hot water heater is 12 yrs old. We assume from reading on line it is the anode rod... My question is---Is 12 …
Water Hammer or ...
Hi, I have a three year old Whirlpool 40 gallon gas water heater and every time I turn on the water, at the sink, shower, washer, anywhere, there are very …
My New CraftMaster water heater makes noise
I installed this water heater about one month ago. From day one when you open the hot water on any faucet after about 20 seconds there is a loud hum from …
Whirlpool water heater gas
Water heater pilot light goes out after being lit and burner comes on and brings water temp up. When burner kicks off the pilot goes out as well. But if …
my kenmore hot water does not draft properly
I have a kenmore 40 gal. powermiser 9 hot water heater the problem is when the burner comes on the flue pipe stays cold and the co dumps in the house setting …
My Rheem Power Vent 2 is showing themostat failure
In Sept. of 09 I was having a problem with my power vent coming on and then off several times before it would finally stay on so the unit could then cycle …
My Bradford White gas WH works but has a terrible Chlorine smell
Bradford White Model MIITW5055CX10 50 Gal.Gas W/H ( 15 yrs old.) Still works great for hot water. My problem is that all of a sudden it is emitting what …
Gas water heater question
I have a gas fired water heater, cylinder type, with the fan on the top. Every time I want to run my hot water there is a sound from the bottom of the …
Ouch! The Atwood G6A-6E water heater in my trailer is too hot.
The hot water seems overly hot. I believe this is a waste of energy because the hotter the water, the faster it loses heat. I also scald my fingers when …
No hot water in shower
Hi, I have an electric water heater, tank type in my basement. I was using hot water last night, and didn't have any problem. There was nothing unusual, …
my braford white electric water heater is not producing hot water only mildly warm
Yesterday i had no hot water so i pushed the reset button and it worked. Then, today i lacked hot water again so i pushed the reset button once again and …
My hot water changed the color
I have just installed a new Rheem water heater, Fury model and everything was ok, but when I open the hot water tap to use the hot water, I have noticed …
Why pilot light on my water heater goes out
Why pilot light on my water heater goes out? We changed the thermocouple and still nothing.
RHEEM IS MAKING LOUD CLICKING SOUND FROM BOX ON FRONT AND NO HOT WATER Not rated yet
I HEAR A LOUD CLICK THEN WOOSH, THEN AGAIN AND AGAIN THE SAME SEQUENCE. NO OR VERY LITTLE HOT WATER. IT IS NOT COMING FROM THE TANK BUT FROM THE BOX WHERE …
No hot water Not rated yet
Our hot water heater is not heating the water. Last night we flipped the breaker and reset the water heater and it started heating again. This morning …
Hot water heater makes loud fan blowing sound Not rated yet
I have a Rheem PowerVent 2, model #41VRP40N, natural gas water heater that started making loud noises like a loud fan blowing. It's coming from a black …
Noise Not rated yet
For the past year my not its tankless. Water heater has been making a beeping noise. Sometimes it is louder then other times. Now this past month it comes …
low water pressure out of hot water heater Not rated yet
Suddenly over the last few weeks I have noticed very low water pressure coming out of my John Wood Power Vent hot water heater. It isn't something that …
no power to control gas valve when power vent cord is pluged in Not rated yet
New rheem performance model xg75t06pv76uo serial q411503736. 75 gal power vent water heater plugged in power vent and turned on gas.no lights on gas control …
Not maintaining temperature Not rated yet
We just had our hot water heater replaced under home warranty but the new Rheem 75 gallon gas unit doesn't maintain temperature during a 5-10 minute shower--we …
Loud train whistle sound when combi kicks on Not rated yet
Naviien CH210 combination furnace and water heater often makes a train whistle sound for 5 to seconds when it kicks on. 6 foot intake and ventilation pipes …
State 40 gal. Gas purchase April 2013 Not rated yet
The water heater seems to run all the time. I come home for lunch its on, I come come after work its on. I turn the faucet on cold or hot it turns on. …
vaillant ectec pro 28 combi-boiler Not rated yet
I have just had the Vaillant EcoTec Pro28 combi-boiler fitted.I can only use one hot tap at a time as if I try to use two one will go cold.I also had the …
High chlorine level in hot water Not rated yet
Z, I don't know if this is quite your field of expertise but here we go. I work for Greenville Utilities Commission in Greenville, North Carolina as a …
Blowing Elements -Tripping Breakers and Hot ware coming out of Cold Water Supply Line Not rated yet
We purchased a home that was 11 years old. The hot water heater is a Rheem 40 gallon tank. Now when we moved in the hot water heater was not working. …
Noritz Tankless Gas Water Heater does not provide hot water when electricity is out. Not rated yet
Noritz model N 0842MC We are hearing a variety of remedies to our problem. We do not know which makes sense and which options are possible now that …