Water Heater Thermostat Burned Up

About 10 days ago my electric hot water got really hot then cold then the breaker shut off power.

Water heater thermostat burned up.

Electric water heaters have 2 components that can fail and cause the burned smell. Apr 17 2020 location. Water heater smells like. You may be able to pull some wire up from the lower element if the wire is not imbedded in the insulation.

Thermostat burned up etcetera. Discussion in water heater forum tanks started by grumpypuffin apr 17 2020. When the water temperature in your water heater exceeds 180 the red reset button also known as the high limit switch trips. I need to go and buy a volt ohm meter to test the element.

Electric water heater thermostat burned up. I flipped the breaker for heat in the living room and removed the cover and unit from the wall just to take a look and found this. Over time your water heater can accumulate dust and other debris and when it runs the dust and other debris can burn up causing a burning dust smell. The thermostat is constantly opening and closing electrical contacts after years of operating the contacts get eroded and cause a higher resistance then they heat up and arc this is probably what happened the breaker won t trip in this case because it is not drawing any more amperage but the heat generated is at.

Keeping the hatch covers on tightly is good as it likely prevents much oxygen from getting to the fire snuffing it out. I reset next day the red button tripped on the. I have a 3 year old kenmore electric water heater. What causes burned wires on electric water heater thermostat.

Water came from somewhere possibly upper head weld caused corrosion and arcing of contacts inside thermostat. The water heater is running 240 volt on 10 awg wire with a 30 amp breaker at the box which never tripped. I turned the thermostat up and it would click but nothing from the heater. The most likely cause is a bad thermostat.

After discovering this my wife mentioned that she noticed the thermostat would buzz sometimes. Finding the source of the leak will tell you where fault lies. Once a year we change elements replace the lime built up one with the cleaned one then clean the crusted one with vinager and use it for next years switch w. Ok but then what s causing the water in your water heater to get so hot.

Hj az both upper screws seem to be discolored so it could be either or both. Water heater smells like. Clean your water heater regularly and wipe off the dust and other debris that accumulate over time to resolve this issue.