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Fisher MM1 what year??

Discussion in 'Fisher Engineering Discussion' started by 7441aaron, Aug 7, 2011.

  1. 7441aaron

    7441aaron Junior Member
    Messages: 17

    I just bought a used fisher MM1 and I was wondering how to figure out what year it is. The stickers are all long gone.
  2. NHresident

    NHresident Senior Member
    Messages: 304

    if its electric over hydraulic the label on the pump (if there) might help u other than that it will be pretty tough
  3. 7441aaron

    7441aaron Junior Member
    Messages: 17

    There is a F23N8A and 66244 cast in to the pump housing