Next remove the screws and open the panel.
Troubleshooting thermostat electric water heater.
You cannot inspect a thermostat with the power turned off.
A continuity test will tell you if the thermostat circuit is open which means you need.
The water heater may not heat the water at all it may heat mildly or it may heat too much.
Turn off the power to the water heater in the service panel.
Remember a few things before you try to troubleshoot a thermostat.
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.
When you check different components of an electric water heater you do so after turning off the power.
A thermostat continuity test.
Locate the screws that hold the electric access panel to the water heater.
Remove the access panel insulation and plastic safety guard from each heating element on the water heater.
Check the heat setting on both.