In this HVAC Thermostat Troubleshooting video, I show you how to diagnose bad thermostat wiring possibly resulting in a blown 24v fuse. If the Thermostat is blank or you can't turn on the furnace or air handler then this video is for you. I show you the step-by-step instructions on how to troubleshoot if the problem is in the thermostat face, the thermostat sub-base, the thermostat wiring, the control board terminals, or the 24v sensor wires as well as other tips! Supervision is needed by a licensed HVACR Tech while performing tasks as Experience and Apprenticeship garners Wisdom and Safety.

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️ Disclaimer:
Information in this video is intended for educational purposes only. Any work related to the topics in this video should be performed by licensed technicians or by apprentices under the supervision of licensed technicians. AC Service Tech LLC is not responsible for any possible damages or injuries caused by the use or misuse of any information provided. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
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