HVAC and Thermostat Wiring Quiz

What does the 'C' wire in thermostat wiring typically represent?

Which color is commonly used for the 'R' wire in thermostat wiring?

What is the primary function of the 'G' wire in thermostat systems?

Which wire is typically used for heating in a thermostat setup?

What does the 'Y' wire connect to in a thermostat system?

In a 5-wire thermostat setup, which additional wire is included compared to a 4-wire setup?

What is the purpose of the 'O/B' wire in a thermostat?

Which wire is not typically found in a basic thermostat wiring setup?

What is the minimum number of wires needed for a basic thermostat operation?

What does the 'W' wire typically control in a thermostat?