Electric Hot Water Heater Thermostat

Many modern homes come with dual element water heaters.

Electric hot water heater thermostat.

A dual element water heater uses two heating elements controlled. 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. When it goes bad you don t have any hot water at all. An electric water heater thermostat tells the heating elements when to heat up.

The upper thermostat controls both the upper and lower element. Electric water heaters have one or two elements and each is controlled by a thermostat. How to set the upper and lower thermostats on dual element water heaters. The top element heats the water first and then the bottom element kicks in.

Rinnai temperature controller for rinnai commercial tankless water heaters model mcc 91 2w 119 55 119 55. Free delivery with 45 order. Set your store to see local availability add to cart. This article deals with thermostats on electric water heaters.

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. The elements do not heat up at the same time. Testing water heater thermostats is important in locating water heater problems. 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. 110v 120v electric mini tank hot water heater storage 1 5kw kitchen household compact size point of use hot water output of 2 5 gallon 2 pcs 16 long 1 2 fip stainless steel water hoses gfci plug.