How To Check My Hot Water Heater Thermostat

If the water temperature is cold then the meter won t show reading.

How to check my hot water heater thermostat. If the water is hot enough at appointed temperature the multimeter will point near zero. Turn the temperature to its highest setting on the upper element. Shut off the power supply by switching off the breaker that is connected to the water heater. Remove the upper and the lower access panels with a phillips screwdriver.

You want to use the water heater tester to check terminals 1 and 2 on the upper element this will be the lower set of 1 and 2 terminals. Connect the multimeter pin ends on point 1 3 as shown in the picture below. Make sure that the power is off. How to troubleshoot the water heater electric thermostats preparing for a water heater thermostat test.

A water heater repair will be unnecessary if there s another reason why. If not check your electrical panel. Pull out the faulty thermostat. Place the leads from your multi meter across the terminals at the top of the thermostat pictured above.

Pull away any insulation that is. Your meter should read 240 volts. Turn the water heater circuit breaker off inside the main service panel. The access panels are on the side of.

A thermostat continuity test. How to replace a faulty thermostat on an electric water heater. Deactivate the power supply. Set up the new thermostat.

Normally water heater. Check for power to your water heater. A continuity test will tell you if the thermostat circuit is open which means you need.