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  1. Thread: AC run times

    by cjccmc
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    3
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    601

    AC run times

    I had a new 4 ton Amana system installed a few weeks ago for my 2000 sqft home. Having been home this hot weekend I noticed the cycle times seemed kind of short to me.
    With it being 95 outside and...
  2. Thread: Anthony Weiner

    by cjccmc
    Replies
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    872

    It's comical that his name is "Weiner". Couldn't...

    It's comical that his name is "Weiner". Couldn't make up a better one than that :grin2:

    Even more comical that polls have him as the early favorite!
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    Lennox or Amana?

    I'm replacing my home hvac system, finally narrowed down to two quotes from contractors who have equally good reputations, prices nearly same:

    1) Lennox: furnace Merit ML180UH090XP48B , condenser...
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    412

    Thanks for the info. I could possibly go with a...

    Thanks for the info. I could possibly go with a higher cost unit if the difference isn't too much. Do most people find variable speed an improvement that is very noticable and well worth the extra...
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    Is this Amana combo OK?

    After kicking around different options, I think I'm going with this one for various reasons, one being that the install company has a high customer satisfaction rating and the tech they sent out...
  6. Replies
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    4,447

    GA: I see your point. After hearing many PROs...

    GA: I see your point. After hearing many PROs here advise that 1t/500 is not valid and that load calcs were needed for proper sizing, I was hoping that the results from my stab wud show 3tons or...
  7. Replies
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    Sorry you feel that way. I was only exploring a...

    Sorry you feel that way. I was only exploring a topic of interest to me. "Trolling"? really?
  8. Replies
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    4,447

    Interesting. My Lennox 4 ton a/c which was the...

    Interesting. My Lennox 4 ton a/c which was the original builder unit installed in 1980 is still in running condition. I use the a/c sparingly, about 6 weeks total per year. Most of my neighbors who...
  9. Replies
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    Darrell: Interesting website, I can see that...

    Darrell: Interesting website, I can see that you're passionate about energy conservation and have developed some innovative measures for your home. You must enjoy the cool interior after mowing all...
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    GA: You make a lot of valid points. The issue of...

    GA: You make a lot of valid points. The issue of leakage however only adds to the cooling load, correct? So if any type of Manual J software program can be simplified down to the type and quantity...
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    SM, would you mind sharing your results? What...

    SM, would you mind sharing your results? What did the calc show as cooling load and what tonnage do you actually have?
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    Just spoke with a city building inspector who...

    Just spoke with a city building inspector who advised going thru the roof if possible. Couldn't say for sure if there is a code requirement that would be violated if I did go thru that side wall. ...
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    Just curious if anyone here has had Manual J...

    Just curious if anyone here has had Manual J calcs done on a standard type home construction that shows cooling load considerably less than the 1ton/500sqft.
    Using this program:...
  14. Replies
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    4,447

    Yeah, in winter my gas bill skyrockets from...

    Yeah, in winter my gas bill skyrockets from summertime low of 40 bucks all the way to 95!
    My quote to "Replace the exposed attic ducts using R-8 value Mylar flex type" was $. Better chance of...
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    OK, thanks for reviewing. The grains I just took...

    OK, thanks for reviewing. The grains I just took from the default for LA area. I put 100F the first time as that is the kind of day when I want the a/c to effectively cool, but we always cool down...
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    If that means adding more/better insulation will...

    If that means adding more/better insulation will likely not pay for itself assuming current utility costs. Only run the a/c about 6 weeks per year. Heater is used more, Nov-March but outside temps...
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    Thanks all for your inputs, I really appreciate...

    Thanks all for your inputs, I really appreciate the help.

    Udarrell: thanks for the link to the load calc page. I made399411399421399431 some window and door measurements and input those. Wow! 50k...
  18. Replies
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    Have a 5" transite pipe in place that goes from...

    Have a 5" transite pipe in place that goes from garage thru top of 2 story roof, which the water heater shared with the furnace. Expensive to remove that and replace, less costly option is to run the...
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    When we bought the house, that original builder...

    When we bought the house, that original builder Lennox came with it. On the hottest 100F outside days, we typically did not turn on a/c until about 1 pm when inside temps were 85 or higher. Then that...
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    Who's really cooling 2000 sq ft with 3 tons?

    In reading some posts here there seem to be a number of pros who think the 1ton/500sqft is overkill. The 3 contractors who quoted replacement systems to me all insist the rule is correct. My original...
  21. Replies
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    Forced vent code

    The higher efficiency furnaces proposed by a contractor require "side vents" thru the wall in my garage, 2.5" pvc for 4 ton system. I looked around my neighborhood of tract homes that are same floor...
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    Turns out they quoted Amana AMH80804BX and...

    Turns out they quoted Amana AMH80804BX and ASX130481 condenser. Amana and Goodman are essentially the same, right?
  23. Replies
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    Thanks for the inputs. BTW, where do you get...

    Thanks for the inputs. BTW, where do you get detailed info like fan capacity, etc? All I see on the websites I Google are dumbed down sales brochures with pretty pictures.
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    Two contractors I had out both insist it's 1ton...

    Two contractors I had out both insist it's 1ton per 500 sq ft. Even when I bring up the idea that 3 ton could be adequate from what I've read on this forum they are close to adamant that it's...
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    Does 4" B-vent fit inside 5" transite?

    I have quote for ac and furnace replacement that I like except for one caveat. They need to pass city inspection that requires 4" b-vent. I have a 35 yr old home built with 5" transite as the flue...
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