How To Check Hot Water Heater Thermostat

If the reading shows zero then it s safe to proceed.

How to check hot water heater thermostat. Check your heater s power connecting point. If the connection point does not get electricity then change the power cable and start your heater. Steps for checking thermostats. A thermostat continuity test.

Pull away any insulation that is. If the power supply is okay then manage a series lamp or multimeter. This step is vital because it protects you from electrical shocks. Check for power to your water heater.

Pull out the two panels that protect the thermostat. In some time you should hear the water boiling inside which means your repair was successful. Turn the power back on and place your ear to the drum of the heater. Head to the circuit breaker and turn off the power to the thermostat.

Turn the temperature to its highest setting on the upper element. You may insert the power pluck and hold a tester at the heater s connecting point to check if the power is available. This insures that the thermostat will call for heat. Turn the water heater circuit breaker off inside the main service panel.

How to troubleshoot a defective thermostat on an electric water heater. The access panels are on the side of. Under the cover lies. A water heater repair will be unnecessary if there s another reason why.

Remove the upper and the lower access panels with a phillips screwdriver. You can also try a voltage stick instead of it is available. You should get a glow or light if the contacts are engaging. Push the red reset button to set it with the water heater.

Place the leads from your multi meter across the terminals at the top of the thermostat pictured above. How to test an electric hot water heater thermostat step 1. How to troubleshoot the water heater electric thermostats preparing for a water heater thermostat test. Screw the panel back in.

Fit the insulation covering back on and place back behind the panel. Now use multimeter to check that the power is really off from water heater.