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The model # is GR 20 and the serial# GR10-16323. The part # on the ecm' s are the same.
I'm good with 12 volt systems but the 24 volt is throwing me off. I've been hooking my test light to the b- on the controller to test what is hot. Thanks
  • Posted 27 Dec 2021 12:27
  • By Andy1
  • joined 24 Dec'21 - 6 messages
  • Virginia, United States

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