If the switch does not light up this typically means it is connected incorrectly or the fuse circuit breaker for the water heater circuit has blown is tripped.
Atwood water heater switch light.
Rv water heater thermal cut off switch kit replace for atwood 93866 work for the electronic water heater models gch6 4e gch6 6e g6a 7e g6a 8e gc6aa 9e gch10a 2e g610 3e gh610 3e xt series.
I spoke with my contact at dometic who took on the atwood water heaters and they said that the dsi fault light on the switch for your atwood rv water heater at94022 gc10a 4e will only come on for two reasons.
Atwood 91859 water heater switch additional information.
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My atwood gas only water heater won t light red light is on but no sparking from ignighter.
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The first reason is that the water heater has attempted to ignite and failed while the second reason is that the eco has become an open circuit.
The wall mount atwood replacement 12v single panel on off switch at91959 operates either the gas burner or the electric heating element in your rv s atwood water heater.