Thermostat Hot Water Heater Electric

An electric water heater thermostat tells the heating elements when to heat up.

Thermostat hot water heater electric.

Electric water heater thermostats are a fairly simple devices that can fail from time to time. How to set the upper and lower thermostats on dual element water heaters. Rheem protech upper thermostat for electric water heaters model sp210246 23 59 23 59. Most electric hot water tanks have two elements and two thermostats.

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. Set your store to see local availability add to cart. The top element heats the water first and then the bottom element kicks in. Testing is the only option if you want to determine whether or not one or both of them has failed.

An electric water heater has one or two thermostats depending on the gallon size of the tank. Many modern homes come with dual element water heaters. 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. 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.

If the hot water heater is not working one of the thermostats may be bad. Free delivery with 45 order. Rheem protech upper thermostat for electric water heaters model sp11699 21 62 21 62. The thermostats regulate the temperature of the water by turning off and on the heating elements.

How electric water heater thermostats work. 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. A dual element water heater uses two heating elements controlled. Smith signature premier 50 gallon tall 10 year limited 4500 watt double element electric water heater with hybrid heat pump item 816193 model hp10 50h45dv.

If the thermostats are okay you need to test the water heater elements. The elements do not heat up at the same time. Free delivery with 45 order.