Assertion: water heater's thermostat | /r/CapableOf | control lower heating element
Facets:
Source sentences:
text: Once the temperature set on the upper heater's thermostat has been reached, the thermostat control will then flip power down to the lower thermostat that controls the lower heating element.
text: The thermostat at the bottom controls the lower heating element while the top thermostat controls the upper heating element.