Thermostat Hot Water Heater Electric

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

Thermostat hot water heater electric.

Free delivery with 45 order. Many modern homes come with dual element water heaters. Most electric hot water tanks have two elements and two thermostats. Electric water heater thermostats are a fairly simple devices that can fail from time to time.

The top element heats the water first and then the bottom element kicks in. Electric water heaters are high voltage 240 volt appliances that are dangerous to work with when the power is on. 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 hot water heater is not working one of the thermostats may be bad.

A dual element water heater uses two heating elements controlled. Set your store to see local availability add to cart. The thermostats regulate the temperature of the water by turning off and on the heating elements. The elements do not heat up at the same time.

An electric water heater has one or two thermostats depending on the gallon size of the tank. Free delivery with 45 order. 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. Rheem protech upper thermostat for electric water heaters model sp210246 23 59 23 59.

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. 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. Rheem protech upper thermostat for electric water heaters model sp11699 21 62 21 62.

Testing is the only option if you want to determine whether or not one or both of them has failed. Before checking any electrical parts of a water heater shut off the power to the heater s circuit by turning off the appropriate breaker in your home s service panel breaker box. If the thermostats are okay you need to test the water heater elements.