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  1. #1
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    Feb 2008
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    Hitachi outdoor compressor hot



    Gone to a job and the compressor is hot all the time without running tried the test run but no codes and just runs for 10 seconds can anyone help



  2. #2
    Join Date
    Apr 2008
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    Canada
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    Re: Hitachi outdoor compressor hot

    To do have proper power? Are you drawing locked rotor amps? Perhaps it's tripping off on the compressor overload? Is the overload auto-resetting? Your compressor may be mechanically seized! Grab a meter and an amp probe and start troubleshooting!

  3. #3
    Join Date
    Sep 2007
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    Re: Hitachi outdoor compressor hot

    We are lucky, since there is only one Hitachi outdoor unit model in whole world!

  4. #4
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    Oct 2007
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    Re: Hitachi outdoor compressor hot

    crankcase heater works then

  5. #5
    Join Date
    Aug 2012
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    Russian Federation
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    Re: Hitachi outdoor compressor hot

    Quote Originally Posted by eurocooling View Post
    Gone to a job and the compressor is hot all the time without running tried the test run but no codes and just runs for 10 seconds can anyone help
    Outdoor unit series UTOPIA or SET FREE (FreeSystem) ?

    install monkey he's right ! It is crankcase heater works then

    For example: page135 SMGB0065 rev.0

    crankcase heater ON Temp. on the top compressor less than 55 CelsiusFile0123.JPG

    crankcase heater OFF Temp. on the top compressor over 60 Celsius

  6. #6
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    Oct 2007
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    Re: Hitachi outdoor compressor hot

    i meant it sarcastically! haha

  7. #7
    Join Date
    Aug 2012
    Location
    Russian Federation
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    Re: Hitachi outdoor compressor hot

    Sarcasm? Ok!
    But the heater on Hitachi ES & IVX and Set Free works - 24/7

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