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Thread: new member with power window motor question

  1. #1
    Join Date
    Sep 2021
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    Wimberley
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    3

    Default new member with power window motor question

    we just got our first Prevost 2008 XLII Legendary #26. I'm needing to replace a couple of the power window motors Prevost part number 790619. Not to excited about $729. each. Anyone found a better price on these?

    Thanks

  2. #2
    Join Date
    Dec 2012
    Location
    La Quinta
    Posts
    250

    Default

    There is a work around. I thought I posted it years ago but I doubt it's the motor. This was a problem in that era chassis. Think how many times you open and close a window. It is rarely the motor.

    Take the inside frame off the window and you will see the motor. There is a resistor wrapped in silver tape before the motor, cut it out and splice in a 5 amp fuse in that wire and it should work.

    I did 4 windows in my 06 chassis and many other guys made this work.

    Later
    bv


    Bernie & Deborah
    2019 Marathon X3 #1291
    2019 Intech Stacker

  3. #3
    Join Date
    Sep 2021
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    Wimberley
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    Default

    Bv

    thanks for that tip. I will check that out and reply

    FM

  4. #4
    Join Date
    May 2012
    Location
    Beverly Hills
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    4,652

    Default

    Bernie, great tip. I suspect the resistor is their to reduce the voltage. It's likely a 12V, not 14V motor. I wonder if a higher current rated resistor wouldn't be a good fix.


    Gil and Durlene
    2003 H-3 Hoffman Conversion

  5. #5
    Join Date
    Dec 2012
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    La Quinta
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    Default

    Well I'm sure you could try that. We've always used a fuss because it's readily available.

    Later
    bv


    Bernie & Deborah
    2019 Marathon X3 #1291
    2019 Intech Stacker

  6. #6
    Join Date
    Sep 2021
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    Wimberley
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    Default

    so i removed the window cover piece at the bottom of the window frame to expose the motor & wiring. I could not find a resistor wrapped in silver tape. There is a relay that the switch controls to turn the motor in both directions. Open & close. Did I miss something?
    Thanks

  7. #7
    Join Date
    Dec 2012
    Location
    La Quinta
    Posts
    250

    Default

    Yours could have black heat sink tape on it close to motor. Cut it open with a razor blade. Sorry

    Replace with a 2 or 5 amp fuse.

    Let me know.

    Later
    bv


    Bernie & Deborah
    2019 Marathon X3 #1291
    2019 Intech Stacker

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