928: Replacing a Logic Board

This video demonstrates the procedure to replace a logic board onĀ the Guardian model 928 residential jackshaft garage door opener.

  1. Brian's picture
    Oct 29, 2023

    The model 628 would be a good replacement for the 600SL

  1. Michael's picture
    Aug 25, 2023

    Replacement for model 600sl 3)4 H.P

Leave a comment

Plain text

  • No HTML tags allowed.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Lines and paragraphs break automatically.