Most of the industry use ECM motors in high-efficiency heating and cooling systems. We have found them to be very reliable. This video is designed to help technicians troubleshoot an ECM motor if a failed motor is suspected. As always, remember a failed component is the symptom, not the cause of the failure. Be sure to download the accompanying troubleshooting guide.  Thanks for watching Geothermal University!

http://www.youtube.com/watch?v=Rq5CAlJCQNc

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FileDescriptionFile size
Download this file (ecm_textbook.pdf)ecm_textbook.pdf 1338 kB
Download this file (Electronically Commuted Motors (ECM) Troubleshooting.pdf)Electronically Commuted Motors (ECM) Troubleshooting.pdf 310 kB