Electric Water Heaters, Hot Water Heater, Hot Water Heaters Water Heater, Electric Heater
An electric water heater consists of one High Temperature Cutoff Switch (the upper most component with 4 leads and the red reset button), two thermostats (the second component from top with temperature dial), and two heating elements (the lowest component). This picture was taken at the top of the access panel. A voltage meter can be used to check all of these components.