Nest Thermostat Wiring Diagram 6 Wires. Unlike other wires connected to your thermostat, a common wire doesn’t control heating or cooling functions. Pull the wires through the thermostat opening and attach the back plate with the provided screws.
Remove existing thermostat, trace the wires back to the wiring center, disconnect the wires from the wiring center and use them to power up your nest with 12v dc supplied from the heat link. Otherwise, i’d recommend that you just find a technician to help you accomplish the task. Thermostat wiring on these systems can be very similar.
The 5 strands of wire provide enough functions for the modern.
Each part should be set and linked to other parts in specific way. It may also test to check if the c wire delivers enough power to your nest thermostat. Check to make sure the thermostat is secured. Otherwise, i’d recommend that you just find a technician to help you accomplish the task.