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  1. cturg

    20 year old ac compressor replacement for high rise bldg

    What is the 38AE044570? 40 ton condensing unit? Would that have a Carlyle semi-hermetic compressor(sealed-motor)? Not worth the expense retro-fitting another style compressor in there. Go back with the OEM compressor, identify and repair what took it out.
  2. cturg

    AC Compressor damage in VAV system

    Ok, so the compressors are taking a drink and wreaking havoc inside. More than likely you are having a low load situation and the condensing unit cannot shed enough capacity. How many stages is the condensing unit/evaporator set up for??? How many circuits, TXV's per circuit, etc. What is...

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