How do I troubleshoot my electric hot water heater thermostat?
How to Troubleshoot a Defective Thermostat on An Electric Water Heater
- Head to the circuit breaker and turn off the power to the thermostat.
- Pull out the two panels that protect the thermostat.
- Locate a plastic panel on the thermostat and heating element.
- Check for a “snapping” movement as you push the button.
Where is the thermostat on an AO Smith electric water heater?
Most A.O. Smith water heaters have two, but some may have only a single thermostat located behind the lower access panel. The thermostat’s control is a small screw set into a covered housing, and you’ll need a flathead screwdriver to turn it.
How to adjust the temperature on an AO Smith Electric?
On a two-thermostat model, such as the 55-gallon PNT-55, you’ll need to adjust the lower thermostat to match the upper one. Again, fold the insulation out of the way and use a flathead screwdriver to adjust the temperature. The temperature settings for both thermostats should be as close as you can make them.
How old is A.O.Smith hot water system?
A.O. Smith supports you with a wide range of parts and accessories and has over 40 years of experience in providing reliable hot water solutions. We also provide information on all the parts of our various devices with drawings in which all parts are clearly shown.
Why is my AO Smith electric water heater not working?
If the upper thermostat is set to a higher temperature than the lower, you might sometimes find yourself short of hot water. Once you’ve finished, replace the insulation over the thermostats, screw the cover panels back into place and restore power to the water heater.
Most A.O. Smith water heaters have two, but some may have only a single thermostat located behind the lower access panel. The thermostat’s control is a small screw set into a covered housing, and you’ll need a flathead screwdriver to turn it.
On a two-thermostat model, such as the 55-gallon PNT-55, you’ll need to adjust the lower thermostat to match the upper one. Again, fold the insulation out of the way and use a flathead screwdriver to adjust the temperature. The temperature settings for both thermostats should be as close as you can make them.
How do you turn off a digital thermostat?
Turn your thermostat to the ‘off’ position… Then venture off to your home’s breaker box. Find the breaker to your HVAC system, flipping it ‘off’. Make sure the breaker is flipped all the way ‘off,’ then wait for 30-seconds.
What’s the best way to reset a thermostat?
Though you can get more precise directions by jotting down your thermostat model number and visiting your thermostat manufacturer’s website, overall, most units can achieve a successful reset via one of the following methods: Install the batteries backwards. Wait 5 seconds, then reinstall batteries properly to reset.
