WorksheetsUnderstanding Thermostat Wiring
Total questions: 11
Worksheet time: 6mins
What color is the wire connected to the heating system?
None of the above
Green
Yellow
White
Which wire connects to the air conditioning compressor?
Rc wire
G wire
Y wire
W wire
What color is the G wire?
Red
Blue
Yellow
Green
What do the Rc and Rh wires represent?
Power source for the thermostat
Fan connection
Heating system
Air conditioning compressor
What is the common color for the wire that connects to the fan?
Green
White
Blue
Red
How many wires are most commonly seen in thermostat configurations?
Four
Two
Seven
Five
What is the difference between B and C wires on a thermostat?
There is no difference
B is for battery, C is for current
B is for boiler, C is for cooling
B is for blue (cooling), C is for common
Which wire is typically used for the 24-volt common connection?
Red wire
White wire
Blue wire
Green wire
What function does the Y wire serve in a thermostat configuration?
Controls the fan
Signals the air conditioning unit
Provides power to the thermostat
Connects to the heating system
Which color is commonly used for the wire that provides power to the thermostat?
Red
Blue
Yellow
Green
How is the W wire typically used in thermostat wiring?
For cooling
For heating
As a common wire
To power the thermostat
