How To Test Rheem Water Heater Thermostat. Move to the thermostat terminals and check if it is supplied with power. Now move the second lead to the right side of the terminal.
However, if it is working, it should read as 0 ohms or near to it. Look at your water heater and locate a rectangular metal cover on the side. If you have a voltage stick, you can use that as well.
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Steps For Testing A Water Heater With A Multimeter.
Rotate the thermostat to your desired temperature. Take an analog multimeter and adjust it to the lowest ohms of resistance. Now let us get started with the following steps on how to test a water heater with multimeter.
A Good Thermostat Should Have A Reading Of 0 Ohms.
To test a water heater thermostat, start by turning off power at the breaker then remove cover plates and insulation. Move to the thermostat terminals and check if it is supplied with power. Resetting a rheem water heater may sound complicated, but it is straightforward.
Shut Off The Gas Supply To The Water Heater.
Test the thermostat using an analog or digital multimeter. Another thing that is going to come in handy is the manual that came with your rheem heater. You must access the water heater’s internal components to test a water heater thermostat and heating elements.
Rotate The Thermostat To Your Desired Temperature.
If it reads 1, your upper thermostat has no continuity and requires replacement. A water heater reset button that keeps tripping is also another sign of a bad thermostat. Use a multimeter to test for continuity between 2 thermostat terminals.
Before Handling Anything On The Thermostat, Use A Multimeter To Confirm The Power Is Off To The Water Heater.
First, you have to make sure that the upper thermostat is. How to replace a rheem hot water tank Cut off the water heater’s power supply.