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  1. #1
    Join Date
    Apr 2015
    Posts
    1

    Freqrol FR-SF Error 17

    Hi. The drive Mitsubishi FR-SF shows error ALO17, after power on and turn on the main contactor and after contactor turns off. Troubleshooting manual: "ALO17 - PCB error ". What does this mean?

  2. #2
    Join Date
    Jun 2004
    Posts
    511

    Re: Freqrol FR-SF Error 17

    Printed Circuit Board Error = failure of circuit board.

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