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    It holds around 60 deg for a few min before it...

    It holds around 60 deg for a few min before it starts to ice up. Ofcourse the temp drops as it ices up. Demand cooling working. Discharge temp 140 deg
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    3/4

    3/4
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    Distance between condenser and evap 80'. 15ton...

    Distance between condenser and evap 80'. 15ton condenser. Outside. Suction line 1 5/8. R22. head psi 218psi. suction psi 17psi. temp 61 deg. but its icing up after 20 min run time
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    This is a new account for us! FYI

    This is a new account for us! FYI
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    I just added another 10 lbs r-22 as Im onsite and...

    I just added another 10 lbs r-22 as Im onsite and the same thing. Bubbles clear but comeback in a few min. This thing cant be that low on refrigerant. It does have a receiver. We have given customer...
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    Copeland recip with Bi-directional oil pump...

    Copeland recip with Bi-directional oil pump rotation does not matter. this is why Copeland uses a bi directional oil pump. The compressor was replaced in april and apparently due to bad design and...
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    Walkin freezer troubles.

    I got a call for a 15 ton walkin freezer we take care of. Compressor off on oil psi safety. Reset safety. Net oil psi would start off at 20psi then slowly fall to 9psi cutout. Found liquid line drier...
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    Mrak, tell me some more about your particular...

    Mrak, tell me some more about your particular experience with the Mcquay unit you referred to?
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    Mrak: We got the oil analysis back indicating...

    Mrak: We got the oil analysis back indicating minimal moisture, high acid, high aluminum high iron and silicon. Mcquay just sent us 2 more compressors. Had a quality assurance guy come out from...
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    The compressor oil level was half way when they...

    The compressor oil level was half way when they were off. While running one compressor the sight glass was full when both compressors run they both are below the halfway mark on the sight glass. Oil...
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    I plan on doing oil analysis on monday. I did...

    I plan on doing oil analysis on monday. I did drain some oil. That was when I noticed the color. The RLA are 58 amps. Changing the oil in the compressors is going to be my first attempt at saving...
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    Copeland tandem compressors over amping.

    Having a problem with copeland tandem scroll compressors. The compressors are over amping and tripping breakers in machine. They will run but the amps at startup are 100 + then fall back to 60 amps...
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