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Type: Posts; User: richz

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  1. Replies
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    so, based on these figures, I should go with a 5...

    so, based on these figures, I should go with a 5 ton unit?
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    Found some more information the load calc. ...

    Found some more information the load calc.

    Structure load = 38618 Btuh
    Sensible load = 43676 Btuh

    What does this mean?
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    what does sensible load mean? Why did you say it...

    what does sensible load mean? Why did you say it wont get under 80 degrees?

    Sorry for being stupid, just trying to understand.
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    so that is why they spec'd out a 5 ton unit (2...

    so that is why they spec'd out a 5 ton unit (2 stage)?
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    Sensible equipment load : 43676 Btuh

    Sensible equipment load : 43676 Btuh
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    Anybody?

    Anybody?
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    Equipment sensible load and equipment total load...

    Equipment sensible load and equipment total load is 43676. So, does this mean I need a 5 TON unit?

    Appreciate the feedback.
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    Well the results are in... The Load calc shows...

    Well the results are in...

    The Load calc shows BTU loads;

    Heating: 20963
    Cooling: 43676

    The guy said something about needing 1828 cfm to cool the house and that would require a 5 ton unit....
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    Thanks everyone..... We see what the load...

    Thanks everyone.....

    We see what the load calculation reveals.
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    I asked the last company to do a load calc. They...

    I asked the last company to do a load calc. They are coming out this afternoon to do it. I've asked a few contractors about adding an extra return on the east side and they agreed as well. Does it...
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    If I close the doors on the east side rooms,...

    If I close the doors on the east side rooms, there is a decent amount of air coming out when I open the door. If the doors are about half open, and the a/c comes on, it doesn't close the doors. I'll...
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    Does this make sense?

    We have a 1986 sq. ft house built in 1970 and live in Scottsdale, AZ. The current Packaged heat pump is a 4ton. Our problem is that the east side of the house is 3-4 degrees cooler in the winter...
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    Thanks "Baldloonie"...I've wittled my way down to...

    Thanks "Baldloonie"...I've wittled my way down to two dealers. Thanks everyone for your help.
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    Sorry for acting stupid, not really sure. How do...

    Sorry for acting stupid, not really sure. How do I find these numbers?
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    Nobody?

    Nobody?
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    Decisions...Help me decide

    I live in Phoenix. We have a packaged heat pump on the roof and needs to
    be replaced. I've been quoted a Trane unit and a Carrier unit.

    Carrier - 50XT0603TP with Infinity control. 14.5...
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    So, the 2 stage compressor probably wouldn't be a...

    So, the 2 stage compressor probably wouldn't be a good return on the $ investment.

    Should I go with the performance model instead and save the $?

    No prices in post.
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    I'm more interested in the best system for the...

    I'm more interested in the best system for the money ( efficiency and longevity). We do have humidity for approx. 2 months during
    our monsoon season.

    Is the two stage cooling more efficient? ...
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    Help, which package unit is better

    I live in phoenix and am replacing a rooftop packaged unit. I've received quotes on Carrier Infinity 15(50XT0603TP) and a Carrier Performance (50VT0603TP).

    Infinity system - 14.5 SEER, 11.0 EER...
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