Change Water Heater Thermostat

Also in dual element water heaters there is a difference in the upper and lower thermostats.

Change water heater thermostat.

Gas water heater thermostat replacement. Before you change the temperature on the water heater thermostat make sure that the electrical supply to the unit is turned off. Most manufacturers recommend changing the lower thermostat setting while leaving the upper thermostat at the factory setting. You may need to repair your electric hot water heater.

How to test and replace a water heater thermostat. Restore power and allow the water heater to work for one hour before testing the hot water. Once the power is off remove the cover for the full access to the thermostat. No all water heater thermostats are not universal.

1 turn off the circuit breaker to the water heater. The thermostat turns the heating element on and off to maintain the water temperature. You know when your shower spits ice cubes instead of hot water that it s time to replace the thermostat for your water heater. This diy repair guide explains how to replace the thermostat in an electric water heater.

When shopping for a water heater thermostat you need to know how many elements the water. Replace the safety cover s and access panel s. I think we can all agree that waking up to take a shower in the middle of winter only to find out that all the water is cold is not the best thing to happen to anyone. There are some variances in thermostats between single element water heaters and dual element water heaters.

You step into the shower and turn on the hot water faucet all set for a nice hot shower. If the thermostat stops working the element either won t come on at all and the water is cold or the element stays on too long and the water is scalding. Instead you get only cold water. If the water isn t heating up the culprit could also be the thermostat.

Gas water heaters use a different type of thermostat system. Bring the cover back and turn the power on. How to replace an electric water heater thermostat. If you suspect a heating element has also gone bad see how to replace a water heater element.