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GE Fanuc Series Three PLC FAQ Support

Please click below to find the answers to our most Frequently Asked Questions (FAQ):

  • My Series Three PLC quit working; how do I troubleshoot the problem myself?
  • How can I view, print, or change the ladder-logic program in my Series Three PLC?
  • Is there software I can run on a personal computer to communicate with a Series Three PLC?
  • How can I create a backup copy of the program in my Series Three PLC?
  • What does error code E21 on a Series Three PLC mean?
  • What does error code E22 on a Series Three PLC mean?
  • What does error code E41 on a Series Three PLC mean?
  • How do I know what a particular Series Three PLC error code means?

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