Before closing up the walls, run through this checklist:
Follow these steps precisely to avoid damaging the circuit boards. Carrier Infinity Thermostat Wiring Diagram
If you are uncomfortable verifying 24V AC with a multimeter, or if your home requires new wire runs through finished walls, contact a Carrier Factory Authorized Dealer. A single crossed wire can destroy a $500 thermostat or a $2,000 control board. However, with the correct diagram and careful attention, wiring an Infinity thermostat is a satisfying DIY project that unlocks the full potential of one of the best HVAC systems on the market. Before closing up the walls, run through this
In a zoned setup, the Infinity Control connects to the via the ABCD bus. Each subsequent Smart Sensor or additional zone thermostat also connects to the Zone Board using the same four-wire ABCD configuration. 🛡️ Safety Warning However, with the correct diagram and careful attention,