How to know if the thermostat wire is bad?

Wanna Learn more about hvac? Check out my hvac tips for technicians playist.

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How to troubleshoot ecm motors?
https://youtu.be/sDst2N_fbDo

HVAC Transformer and Relays Basics
https://youtu.be/-jA7kyS9EAI

For some technicians this is a hard problem to solve.
But not for you because you are being trained by the master.

Video #1
Troubleshooting Low Voltage Short HVAC Basics Video
https://youtu.be/yr98GmVtQ7I

Video #2
How to find a low voltage short HVAC Basics/ Process of elimination Video.
https://youtu.be/69m3s2tqSMM

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If you want to learn more about relays and transformers check out the video
https://youtu.be/-jA7kyS9EAI

Fieldpiece SC440 True RMS Clamp Meter
https://amzn.to/3rdGZ0e