Assertion: thermostat's wire | /r/HasProperty | red
Facets:
value: usually
type: DEGREE
value: for white
type: CAUSE
value: for hot
type: CAUSE
Source sentences:
text: Four wires come to the centrally-located thermostat from the main heating/cooling unit (usually located in a closet, basement, or occasionally in the attic): One wire, usually red, supplies 24 volts AC power to the thermostat, while the other three supply control signals from the thermostat, usually white for heat, yellow for cooling, and green to turn on the blower fan.
text: If the wires are red and black, note those wires are hot or active wires and are not a C-Wire.
text: The wire is generally red, although there is no color standardization -- but more importantly, the "R" really means that the wire and terminal are hot; it's a live electrical wire.
text: Commonly, line wires are black and load wire are red.
text: The two wires likely are red for 24-volt hot and white for the heat.
text: A dead giveaway for a low-voltage system is if you see a handful of tiny wires in all sorts of different colors, but if you see only two or four larger wires (usually red and black) that are connected with wire nuts, then that’s a sign of a high-voltage system.