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  1. Replies
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    one leg (240v) goes straight to the run winging...

    one leg (240v) goes straight to the run winging R...the same leg also goes through the run cap to the start winding S, the second leg goes to common on the compressor for a complete circuit. the run...
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    751

    pvc piping and pex in 1984...they had problems...

    pvc piping and pex in 1984...they had problems with solar deterioration on that stuff. its breaking down now and causing focused integral overlay on various installs with in residential construction...
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    1,427

    Apparently they...

    Apparently they do...http://hvac-talk.com/vbb/showthread.php?t=994801
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    man...they all have their own thing...some dont...

    man...they all have their own thing...some dont have it at all....york affinity is yet another dip switch labeled something else and in a different spot...you need to get the contact numbers for all...
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    on carriers it says quiet shift on armstrong air...

    on carriers it says quiet shift on armstrong air it is a pin you take off that says delay...
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    751

    my bad...loose bulb senses false increased super...

    my bad...loose bulb senses false increased super heat.
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    1,862

    the super boost goes in parallel with the run...

    the super boost goes in parallel with the run cap...a start cap is plastic and a run cap is metal.
    Parallel increases the capacitance and series reduces it...there is a formula for the series with...
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    sounds like its working normally...does it have a...

    sounds like its working normally...does it have a quiet shift dip switch or dip pin which stops the compressor when shifting the rev valve during defrost
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    2,107

    mmmm, liquid slug...ouch.

    mmmm, liquid slug...ouch.
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    751

    loose txv bulb or if fixed orifice...possible...

    loose txv bulb or if fixed orifice...possible plugged pre-screen before distributor on a piston orifice or sticky piston orifice.
    Maybe not enough back pressure due to low head...low ambient...
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    8,026

    yes, I am experiencing the same thing here in the...

    yes, I am experiencing the same thing here in the west coast of canada...basically same climate as seattle, inspectors wanting heat loss/load calculations...not that they know if they are right or...
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    8,026

    What is a computer and where can I get one, i...

    What is a computer and where can I get one, i hear they are the way to go....
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    general rule...17 btu/sq ft. when sizing a heat...

    general rule...17 btu/sq ft.
    when sizing a heat pump option if the structure has above average heat loss or is not utilizing ac...up sizing up to 25% on the first calculation can be done.
    eg....
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