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2004 Marquis 59' fuel sender

Discussion in 'Marquis Yacht' started by M Hillman, Apr 10, 2019.

  1. M Hillman

    M Hillman New Member

    Joined:
    Sep 5, 2018
    Messages:
    1
    Location:
    San Diego
    I just purchased my 2004 59' Marquis in December. The port fuel gauge does not work. I am told it is the sender but to replace it you need to cut a hole in the floor. The ones they put in were supposedly flexible and now changed to a rigid sender which does not give enough head space to replace. Anyone have any knowledge or experience on this
  2. Scott M

    Scott M Member

    Joined:
    Mar 9, 2016
    Messages:
    63
    Location:
    Annapolis, MD
    I replaced mine...yes we had to drill a hole in the floor to do it. Not a big deal because it is under a moveable couch. Sorry for the late reply, I just saw this.
  3. av8tor69r

    av8tor69r New Member

    Joined:
    Aug 14, 2018
    Messages:
    23
    Location:
    Newport Beach, California
    I just bought a Marquis 59 with this same problem. Was it an expensive fix? Both port and stbd on mine need to be replaced! Where did they drill the hole in the floor relative to the tank? In other words, where is the sensor on the top of the tank...?

    Anthony
  4. Scott M

    Scott M Member

    Joined:
    Mar 9, 2016
    Messages:
    63
    Location:
    Annapolis, MD
    If you are replacing both....they will have to drill a hole beneath the starboard salon couch and port salon couch/seating. The hole has to be drilled directly above the current sender on the top of the tanks. It is not expensive or difficult.
  5. Scott M

    Scott M Member

    Joined:
    Mar 9, 2016
    Messages:
    63
    Location:
    Annapolis, MD
    You can see the top of the sender on the top of the tank..the hard part is lining it up in order to drill the hole in the right place....measure twice...maybe 3 times...before drilling.
  6. av8tor69r

    av8tor69r New Member

    Joined:
    Aug 14, 2018
    Messages:
    23
    Location:
    Newport Beach, California
    Got it. Thanks so much for the response! We're excited about the boat and have a lot of learning ahead.
  7. Scott M

    Scott M Member

    Joined:
    Mar 9, 2016
    Messages:
    63
    Location:
    Annapolis, MD
    Enjoy...feel free to reach out if you have any other questions. Just sold mine a few months ago. On to new adventures.