928: Replacing a Logic Board

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

4 Comments
  1. Larry bodma's picture
    Jan 31, 2024

    I need the door pad unit for a 615cc 1/2hp. Ph 701 729 1572 thank you and can you please call me and take my order.

  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

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