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    If you have an aux condensate drain pan under the...

    If you have an aux condensate drain pan under the indoor unit you can put a float switch that set so when detects a certain water level it will shut of the unit. This is in lieu of the aux drain to...
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    Your architect should be familiar with the code...

    Your architect should be familiar with the code minimum requirements for insulation thickness (or max U values) and should be able to give you some indication on the cost for construction using...
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    I agree with Tom. You may consider calling your...

    I agree with Tom. You may consider calling your local Trane Rep and ask them what contractor sells Trane in your area. I would then check with the BBB in your area on the contractors you select. With...
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    Through disconnect switch shutting off power to...

    Through disconnect switch shutting off power to the condenser unit. Test the compressor for open circuit and short wih ohm meter (ohms resistance not amps). Disconnects power leads on the compressor....
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    I agree with Jad... I put in ~400 feet of PVC...

    I agree with Jad... I put in ~400 feet of PVC (not CPVC) to the house as service water (allowed by code) supply in 1987, deep enought not to freeze and never had a problem with it.
    The only...
  6. luc I am unfamiliar with the mechanical code...

    luc
    I am unfamiliar with the mechanical code requirements (shower/locker room, etc. exhaust) in your area but you might want to check the exhaust requirements just to make sure.
    Definitely need to...
  7. Not sure I understand the total question but you...

    Not sure I understand the total question but you want to have the shower area under a negative pressure. Does your exhaust fan, exhaust to the outside?
    Where is the condensate forming?
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    Cookie said this earlier, but I would check or...

    Cookie said this earlier, but I would check or have verified that you are the only one on your meter and invest in an electric blanket.
    Looked like an older wood home and if real old it probably...
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    Chinese families

    Terry
    Funny you mentioned your Chinese friend on another forum.
    My wife and I are pushing 70 now and about 4 years ago we were adopted as American parents and grand parents by a group of Chinese...
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    I agree with ballvalve. Get your serial number...

    I agree with ballvalve. Get your serial number off the unit along with the part number of your board and the Trane store in your area should be able to help.
    You may be able to look it up on...
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    Normally in design you shoot for 50% RH, plus or...

    Normally in design you shoot for 50% RH, plus or minus 5%.
    Ideally, in reference to your change in RH, if you look at a psychrometric chart you can see that if you heat or cool sensibly (no moisture...
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    I agree with Basement-Lurker. What they are...

    I agree with Basement-Lurker. What they are worried about is pulling the odor into the inhabited area which would refer to HVAC ventilation intakes or makeup air.
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    You are correct if what you show are for a toilet...

    You are correct if what you show are for a toilet fan, dryer vent, or hood exhaust, the 10' rule does not apply. The rule would apply it they were intakes, but it does not look like it.
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    Sounds a little flakey to require insulation...

    Sounds a little flakey to require insulation downstream or the traps.
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    You should have some papers with the AHU that...

    You should have some papers with the AHU that tell you what the static capibility of your AHU is at 1640 CFM. Typically they would look like .2" SP @ 1700 CFM, or .4" SP @ 1500 CFM, etc. and it is...
  16. jadnashua is correct about sizing but if you...

    jadnashua is correct about sizing

    but if you get an estimate on a condenser, refrigerant lines, A coil and electric to your condenser plus a new heat/cool T-stat, you might want to consider a...
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    For the hole I would use a flat piece of metal...

    For the hole I would use a flat piece of metal from another piece of duct and attach it with 3/8" self taping metal screws. I would recommend using a mastic since over time the foil back tape may...
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    For duct you could use duct board with stapled...

    For duct you could use duct board with stapled and taped joints or metal duct wrapped on internally insulated. If you are not used to working metal or do not have a metal duct fabrication company in...
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    For a natural gas meter, 245000 btuh total input...

    For a natural gas meter, 245000 btuh total input is approximated as 245 CFH demand. (~1000btu per CF)
  20. If it has always worked like this you may want to...

    If it has always worked like this you may want to visit the site http://www.jrsmith.com/products/inter/tech/td_sizing_inter.htm to check the size required and reference the results back...
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    My experience has been in reference to gas...

    My experience has been in reference to gas furnaces is that when you select an off the shelf cooling coil you have limited selections on the heating furnaces and the heating furnace you would like to...
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    It your new bathroom is adjacent and opening to...

    It your new bathroom is adjacent and opening to the bedroom just undercut the door and add an exhaust fan (exhausting to the outside) to the bathroom. Operate the fan off the light switch.
    If you...
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    Wally Hays has the correct approach. This has...

    Wally Hays has the correct approach. This has been addressed before under a different thread BUT again adding to Wally's suggestion, distance to the building from the meter, elevation to the highest...
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    Need a plan view rough sketch of the trunk lines...

    Need a plan view rough sketch of the trunk lines and the approximate location of each of the 6" duct in reference to each other and approximate length in feet between the 6" ducts totaling the 48' of...
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    Try searching for "measuring external static...

    Try searching for "measuring external static pressure" on the web. One page that gives you an idea is http://contractingbusiness.com/enewsletters/cb_imp_70061/

    To give you an example for air...
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