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Thread: error codes

  1. #1
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    error codes






  2. #2
    Join Date
    Apr 2013
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    Re: error codes

    What does IPM error mean?? and anyone know the diagnosis for "compressor rotor position cannot detect"?
    ac unit is FUJITSU model # AOT45LJBYL.....anybody please.........!

  3. #3
    Join Date
    Oct 2007
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    manchester
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    Re: error codes

    inverter power module- u need to isolate it and thest resistance between diodes + to u,v,w and - to u.v.w and swap ur leads over and test again to ensure u get equal resistances each time- either 0 ohm or infinity on each 3 checks

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