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Type: Posts; User: hammerone

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  1. Replies
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    Sorry. Forgot to add that the driller and...

    Sorry. Forgot to add that the driller and trencher found a large quantity of buried timber, some limbs over 7 inches around. In some cases that had to be cut through.
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    704

    Need advice on install

    This has been a strange install, nothing is going by the book.
    First the vertical drillers hit water @ about 80 feet.
    The directional drill team shows up to trench between the wells and directional...
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    1,328

    Driller hit water

    Drilled six holes for geo, ten feet apart. Hit water in every one. Driller estimated flow at 20 gal minute in at least three holes. Found water @ about 80-100 feet. I am thinking with flowing...
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    1,711

    Have had four different load calculations done. ...

    Have had four different load calculations done. Three using Manual J. All results are close. Trees are all mature providing good shade. Basement is also 2550 square feet but only 1500 square feet...
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    Hi Jerryd2008, Currently have 7 tons air source...

    Hi Jerryd2008,
    Currently have 7 tons air source heat pump. House is an atrium ranch. Atrium is approx 20 by 23 wall of glass. Front of house = due West. House shaded all around by trees. First...
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    1,711

    Read through the 63 page post on Jongig's problem...

    Read through the 63 page post on Jongig's problem and the solution of adding another well. Trying to learn and my reading has been that heat energy can exhaust from the wells over time if not enough...
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    Thanks for all of your replies. Finally got...

    Thanks for all of your replies. Finally got closure on this. Lost a bidder in the process. Solved by adding more insulation to the basement walls. Thanks again.
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    1,711

    Extra well - opinions?

    In a bid for a seven ton two stage geo system (4T/3T) a dealer has included an extra 150 foot well. Eight wells for seven tons. His reason is that at the end of the heating season, ground source...
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    Thanks for all of your replies. The $15 a...

    Thanks for all of your replies. The $15 a ton/month is additional operating cost due to the larger compressor/air handler. The latest bid is for 100% geo heat pump @ 5 degrees. The contractor said...
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    Geo bids/load calculations

    Bids have been all over the place. Finally got to look at load calculations and I think I now understand. With one exception the load cals are close. How the bidders use the load cals is what is...
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    Help understanding Load calc.

    Have obtained load calculations based on 8 edition of ACCA Manual J. System is geo thermal.
    Question is final calculation of building loads.
    Analysis shows:
    Total Heating Required with outside...
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    2,187

    Split vs all in one

    What is the difference between split systems and all in one systems.
    Thanks
  13. Thanks for the response. I am not sure of your...

    Thanks for the response. I am not sure of your answer, guess my question wording was bad.
    My thinking is that the unconditioned basement area should not be included in the basement load...
  14. Load Calculation for a partially finished basement

    How is a partially finished basement handled when doing a load calculation. The finished basement is separately heated and cooled. Only the finished area has vents/returns. No vents/returns are...
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    Location mid Illinois. Basement is walkout. ...

    Location mid Illinois. Basement is walkout. Primary heating, two air source heat pumps, 3 and 4 ton. Electric power supplied by two 200A panels. Currently, each panel supports two 60Amp 220V...
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    Thanks for your reply. An atrium ranch is a...

    Thanks for your reply.
    An atrium ranch is a ranch with the rear foundation exposed and part of the rear wall replaced with windows.
    Some atrium's even have earth pits for flower gardens.
    In this...
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    498

    What size geo?

    I am replacing air source 3 and 4 ton. Have obtained bids from three Waterfurnace dealers. Every bidder is giving a different equipment sizing. One says 6 ton with dampers between floors. ...
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    Thanks all for their comments. Here is an...

    Thanks all for their comments. Here is an update. Tech came by and adjusted freon. Blower still running backward.While he was here the compressor shut down. Bearings bad in compressor motor, you...
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    2,181

    The first tech, the one who added 8# did not...

    The first tech, the one who added 8# did not comment on the fan direction. And yes he added 8# to the unit. Second tech said motor was not reversable. Again, the second tech said that pressure was...
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    Thanks for your reply. The Lineset is 40 feet. ...

    Thanks for your reply. The Lineset is 40 feet. The leak may have been slow to come. This supports out lower level and we do not normally run it in the summer. We had a mild fall so it did not get...
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    I forgot to add. Did not leak test before adding...

    I forgot to add. Did not leak test before adding freon.
    Question why it was so low and he said it happens with older units. Had freon added a few years ago. Tech did not leak test and another...
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    2,181

    Capacitor is a dual capacitor. Center terminal...

    Capacitor is a dual capacitor. Center terminal is marked "C", outside terminals marked "FAN" and "HERM".
    He charged the unit with outside temps in the mid 40s. The only equipment was his gauge set...
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    You are all right. the 4T was been problems...

    You are all right. the 4T was been problems almost since day one. Started to get bids on replacing both units.
    I am not sure if I want another Lennox. But then maybe I should not judge build...
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    Lennox HP not putting out much heat

    I have two 10HPB heat pumps one 3T, one 4T.
    The 3T has been trouble free until recently. With the cold weather it has not been able to keep up, maintaining 66deg when outside temps in the 30s. ...
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