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YouTubeHVAC SOLUTION
Why Your AC Won’t Start – Economizer Wiring Issue Explained
AC not turning on during summer? This service call reveals a bad economizer that prevented 24V from reaching the contactor — stopping the AC from running completely. In this video, I troubleshoot a rooftop unit (RTU) and discover the economizer wasn’t sending power back due to a wiring issue. After jumping the wire, the system started ...
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