Electric Hot Water Heater Thermostat

It can be identified as the component with the controls for temperature and.

Electric hot water heater thermostat.

An electric water heater thermostat tells the heating elements when to heat up. Reliance water heater 100109136 electric water heater plumber repair pack includes 1 each upper thermostat 4 5 out of 5 stars 145 38 13 38. Free delivery with 45 order. Rheem protech upper thermostat for electric water heaters model sp210246 23 59 23 59.

An electric hot water heater has two thermostats controlling two separate heating elements one in the upper half of the tank one in the lower half. Set your store to see local availability add to cart. The top element heats the water first and then the bottom element kicks in. Electric water heater thermostats are a fairly simple devices that can fail from time to time.

Gas water heater thermostat replacement. Most electric hot water tanks have two elements and two thermostats. You can test them with the power off using an ohmmeter to measure resistance or with the power on using a voltmeter to measure voltage. Rheem protech upper thermostat for electric water heaters model sp11699 21 62 21 62.

How electric water heater thermostats work. On most gas water heaters the gas control valve which includes both a thermostat and a heat limiting device are located on the outside of the unit near the bottom. Gas water heaters use a different type of thermostat system. Testing is the only option if you want to determine whether or not one or both of them has failed.

If the thermostats are okay you need to test the water heater elements. Electric water heaters have one or two elements and each is controlled by a thermostat. Usually when the upper thermostat goes bad you will have no hot water at all while a bad lower thermostat makes itself known when there is only a small amount of hot water before the tap water goes cold.