How do I reset my hot water cylinder thermostat?

Somewhere on your electric water heater, you’ll find a reset button. It’s usually red and often located near the thermostat. It may also be hidden behind a removable metal panel on the unit—and then behind some insulation. Once you find the button, push and release it.

Why does my water heater have 2 thermostats?

An electric storage-tank-style water heater has two thermostats because it has two heating elements. The thermostats are designed so only one element is active at a time. The reason only one element is active at a time is because it allows for smaller wire sizes and lower amperage demand when in operation.

Is the thermostat on my hot water tank working?

The hot water thermostat is failing, so says a number of alarming warning signs. The tank is fine, completely free of leaks, but the temperature controller is on the brink of a system-undermining breakdown.

What to do if your hot water tank is not working?

Turner down boiler thermostat today to min and adjusted radiators so nearest had thermostats set low, the far end of house has no thermostats due to constantly not working since it was put in. This did help lower water temperature in both tanks.

What happens if your hot water thermostat is out of commission?

If your water is cold or taking forever to heat, then this temperature watchdog is potentially defective. That’s an annoying problem, but it’s hardly the end of the world, not when a repair engineer can swiftly replace the faulty thermostat. But what if the regulator’s upper thermal limits are out of commission?

What’s the best way to replace a water heater thermostat?

For a replacement kit containing 2 heating elements, upper and lower thermostats, and seals we recommend the Rheem SP20060 Electric Water Heater Tune-Up Kit available at Amazon.com. If you only prefer to only purchase the upper thermostat see the Rheem UV11698 UV11698-Thermostat-Electric.