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  1. I set the settings to a 3 ton with normal air...

    I set the settings to a 3 ton with normal air flow setting and 180 second run when the AC kicks off. I live in ft. Lauderdale. With my old settings at 2.5 ton and low air flow without the additional...
  2. I thought it was a 3 ton. Not sure why they had...

    I thought it was a 3 ton. Not sure why they had the dip switch in the AH set for 2.5 ton, or if it even makes a difference? I changed it to the 3 ton setting, maybe it will make a difference?
  3. 484511

    484511
  4. My AH dip switch settings are for a 2.5 ton, but...

    My AH dip switch settings are for a 2.5 ton, but I think it's a 3 ton
  5. Can someone tell me what tonnage my unit is?

    I have a Trane XR13
    Model 4TTR3036A1000AA
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    Never ran it without filters. I had to have a...

    Never ran it without filters. I had to have a coil cleaned many moons ago and don't want that again.

    It does run non stop during the day. My main problem is if the door is opened a few times, the...
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    398641 398651 The ceiling return is 18X18...

    398641

    398651

    The ceiling return is 18X18 but is reduced before entering the AH. The AC contractor suggested I have a 20X20 installed to help( the second pic). That's what they call a 20X20...
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    Why would that guy say smaller ducts would be...

    Why would that guy say smaller ducts would be better for me? I would think the solution would be to rebuild the plenum so I can add one or two additional supplies and increase the return so that its...
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    My humidity is less than 50, normally 45-47. My...

    My humidity is less than 50, normally 45-47. My AC runs 13 + hours a day. We keep the tstat on 76 and during the hottest times it is a couple degrees hotter and doesn't reach the set temp until the...
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    This is my problem. I get different opinions with...

    This is my problem. I get different opinions with different AC contractors. This last guy insisted 6" supplies with one direction vents would,cool quicker. I also wanted to add a vent or two,to the...
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    So, this guy is wrong? I told him I couldn't...

    So, this guy is wrong? I told him I couldn't understand why a 6" supply would be better than my 8" supplies, but he insisted it would cool the house better? And advise?
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    Need some more advise. The original contractor...

    Need some more advise.

    The original contractor won't return my calls, so I had another company come out and gave me another estimate, but his solutions were vastly different. He said my existing...
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    My wife called today and they just do commercial...

    My wife called today and they just do commercial properties.
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    No. I've had bad luck with precious contractors...

    No. I've had bad luck with precious contractors leading up to this point. I had one tell me I just needed a bigger return, which I paid for only to be in the exact situation ( this was the contractor...
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    I'm having trouble contacting the contractor who...

    I'm having trouble contacting the contractor who said I needed new duct work. Does anybody know any reputable contractors in the Ft Lauderdale area? I really need to get this done. Now that is
    Ts in...
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    Anybody know of any reputable contractors in the...

    Anybody know of any reputable contractors in the Ft Lauderdale area?
  17. Replies
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    Not sure what a heat load is, just that they...

    Not sure what a heat load is, just that they mentioned it. By the way, this is the first company to tell me they would get a permit, so I would think they are going to do it right. All my supply...
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    I think the hallway one will be used, but the one...

    I think the hallway one will be used, but the one in the ceiling will be removed.
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    Thanks- 387501

    Thanks-

    387501
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    My attic has probable 4 feet at the highest part,...

    My attic has probable 4 feet at the highest part, so there's got to be at least 4 feet from the top of AH to work with. They are going to remove the return in the ceiling to access to attic and...
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    Thanks for the info. The AC guy I was talking to...

    Thanks for the info. The AC guy I was talking to said they would eliminate the return in the ceiling and use that to access the attic. My house is a small 1200 SF and the attic space is 4' at most...
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    I don't have easy access to my attic without...

    I don't have easy access to my attic without moving a stackable washer/dryer. I've been told all my vents hook up to the plenum and that there is no room on the plenum to add additional vents. The...
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    1 more 387281

    1 more
    387281
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    More 387261 387271

    More
    387261
    387271
  25. Replies
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    Ok, thanks-387231387241387251

    Ok, thanks-387231387241387251
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