I have a whirlpool 40 gallon water heater model ee2h40rd045v.
Whirlpool electric hot water heater sensor failure.
If the high limit sensor or water temperature sensor malfunctions let the water drain from the heater tube by loosening the black split nuts on each side of the heater tube.
Switch the two house circuit breakers dedicated for the water heater to off.
I have pushed the reset button but it still blinks whether the water is in use or not also still have hot water.
Turn the gas control knob off turn the gas supply valve off and click on need more help below.
Troubleshoot a water heater that puts out overly hot water.
Remove the control panel and check the electrical connections on the electronic thermostat.
Plumber matthew plumber replied 11 years ago.
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I would like to order the part and get assistance with replacement procedures.
If the temperature is properly set then one of the thermostats is to blame.
Check the temperature set screw.
According to the label on top of the energy saving thingy it says it is a start up failure.
How to diagnose and repair a faulty atmospherically vented gas fired water heater.
Energy smart troubleshooting guide american water heaters 10 thermistor resistance chart using the chart make sure power to the heater has.
If the sensor does have a short it requires replacement.
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Sometimes sensors simply become loosened and you must reattach them to the water tank.
If the wiring and connections are okay replace the lower thermistor sensor located above the lower heating element.
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Example tank is a john wood 40 gallo.
I just replaced the electronic control board located on the top of the tank.
The lite blinks a steady single blink.
It should not be set above 125 degrees f.
Sensor failure sometimes the sensors that read the temperature of the water can fail which is difficult to detect without using a multimeter to measure the temperature sensor for a shorted circuit.
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Air control valves 10.
