Nest thermostat has detected a problem with the Y1 wire E103 Nest 103 how to fix it?

This wire controls the cooling system in your home, and if it is shorted, your #Nest thermostat will not be able to communicate with your HVAC system. I will show you how to check the Y1 wire for shorts, and how to replace the contactor if the wire is shorted. I will also show you how to check the #capacitor, which is another component that can cause this error code. By the end of this video, you will be able to fix Nest error code #E103 yourself, and you will save yourself a lot of money on service calls. Timestamps: 0:00 - Introduction 0:30 - What is Nest error code E103? 1:00 - How to check the Y1 wire for shorts 2:00 - How to replace the contactor 3:00 - How to check the capacitor 4:00 - Conclusion Tools and materials needed: multimeter screwdriver contactor capacitor Safety precautions: Make sure to unplug the furnace before you start working on it. Be careful when working with the contactor, as it can be dangerous if it is not properly discharged. I hope this video helps you fix the Nest error code E103! AirBlueOC.com 714-200-0002 Instagram:   / airbluehvac   Facebook:   / airbluehvac   Nest thermostat has detected a problem E103 How to fix it? / Orange County California #hvacinstallation #acinstallation #heatpumpservices #hvaccontractor #hvacrepair #hvacr #heatpumprepair #hvac #nesttechnical