Hot water heater troubleshooting is just basically an elimination process. Begin with the main cause of the problem and work down to the minor causes of water heater problems until you find the real cause.
Water heater problems are experienced by both gas and electric water heaters. With the list below you can start your water heater troubleshooting for both types of water heaters.
Hot water heater troubleshooting
Hot water heater troubleshooting is fairly simple, but be careful in thoroughly understanding the simple yet complicated parts of the water heater. Since you are dealing with gas and electricity, this is a dangerous work thet may cause serious accidents if not properly performed.
If discolored water is coming out from you water heater, it means that there is a build up of sediments and rust. All you need to do is flush all the water inside the tank to make the tank clean again.
Bad odor water
When bad odor water is being experienced then it is caused by bacteria build up, as well as sediments inside. First flush all the water inside and clean the tank with chlorine bleach or hydrogen peroxide. Or you may check the anode and replace it if it’s faulty or broken.
Very low hot water pressure
When you found out that low hot water pressure is the problem then there are several factors that need to be considered. There might be clogging that is caused by sediments from faucet supply line, faucet stem, and faucet water shut off, water heater dip tube or the water line itself. Check them one by one and see to it that it is clean and free from dust and sediments that block the way. See to it that there is no debris that is stuck among the mentioned parts above.
Relief valve is dribbling water
Dribbling water is caused by a weak spring in the relief valve and the water pressure is too high. You just need to replace the spring at the relief valve and/or install a thermal expansion tank.
Leaking water heater
One major area of concern during water heater troubleshooting is the several ports or opening in the water heater itself. Such as the drain valve, pressure release valve and the gas control valve. Never forget to also check the plumbing above the water heater. Make sure that no valve is leaking. If there are no leaks from among the valves then repair is needed. Another reason for water heater leaking is improperly sealed valves and threads. Make sure to tighten all the loosened valves and thread connections.
No light in pilot
Several reasons for a not lit pilot is that the gas knob is not properly aligned in its proper position. Another reason is that the pilot is clogged due to sediments or any other agent that block it. To resolve the problem, simply replace the pilot tube if it’s already faulty and refer to its manual on how to align the gas knob to its proper position.
When you are experiencing a sound like boiling water then there is a problem. There is an excessive build up of sediment at the bottom of the tank that is causing the overheating and boiling of water to arise. One possible way of hot water heater troubleshooting of this kind of problem is to simply flush the water inside the tank.
Water heater troubleshooting – conclusions
One must be comfortable and careful in this kind of work. If you are not sure about what you’re doing, or not skilled enough to fully understand hot water heater troubleshooting then you might as well contact an expert or a plumber that knows this kind of service.