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  1. #13
    Join Date
    Apr 2005
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    Manchester England
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    43
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    Re: Mitsubishi PUHY-250YMF-C

    hi there on my list of city multi fault codes i have down
    In My PUHY book which is for R410a so not exactly the model number for yours

    • 4230 radiator panel overheat protection

    Says the heat sink temp is above 105 degrees c

    Could Be Faulty FAN BOARD FAILURE
    OUTDOOR UNIT FAN FAILURE
    AIR PASSAGE BLOCKAGE
    THHS FAILURE
    cheers lee
    Last edited by moondawn; 31-10-2010 at 12:22 PM. Reason: updating

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