Gas Water Heater Thermal Switch Keeps Tripping

Reset the thermal switch.

Gas water heater thermal switch keeps tripping.

Thermal switch keeps tripping hi i bought an american standard water heater and within 3 months the thermal fuse kept blowing. To reduce the risk of property damage serious injury or death read and follow all labels on the water heater and the safety instructions in the printed owner s manual. The thermal switch can trip. Turn off the power to the water heater at the service panel and disconnect the wires from the thermostat.

Blocked vents at the top and bottom of the water heater can cause excessive heat buildup inside the chamber and trip. So the red reset button on your electric water heater keeps popping out and needing to be reset. Your water heater reset button is a safety device that shuts off power to your water heater when the water temperature inside it exceeds 180 degrees fahrenheit. Here s the most likely problem.

The information on this web site is supplemental to the printed instructions that came with your water heater. There s a good chance that the water in the tank is dangerously hot and since the problem is usually caused by a failed component it won t get better until the bad part is identified and replaced. After3 visits from warranty. The reset button is also sometimes referred to as the eco emergency cut off switch or high limit safety thermostat switch.

Set the meter s function switch to its r x 1 scale and place the meter s test probes. When a water heater starts tripping the eco repeatedly it s time to call a plumber for service. When the water temperature in your water heater exceeds 180 the red reset button also known as the high limit switch trips. Your water heater trips the circuit breaker in your house.

Has this ever happened to you. The water in your water heater is getting too hot. So you go and reset the circuit breaker.