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  1. Thermostat doesn't know if the heater is working...

    Thermostat doesn't know if the heater is working or not. So having a thermostat that periodically opens its contacts would slow down a working heater.

    The units control board probably has an error...
  2. It may be that your return duct is drawing in...

    It may be that your return duct is drawing in attic air, causing the low temp delta. Could also be that the duct in the attic is gaining too much heat, and causing the low temp delta.

    Check on the...
  3. You have a malfunctioning temp sensor. Or, its...

    You have a malfunctioning temp sensor. Or, its just too hot outside for it to operate.
  4. 500 gallons of water frozen at 32įF. Would give...

    500 gallons of water frozen at 32įF. Would give you roughly 50 tons of stored cooling.

    You'd probably need a 10 HP refrigeration condenser. To keep the house cool during the day, and still be able...
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    Then a 4 ton condenser with a 5 ton air handler...

    Then a 4 ton condenser with a 5 ton air handler would probably work pretty well.
  6. The register boxes in the ceiling may not be...

    The register boxes in the ceiling may not be sealed to the ceiling anymore, and pulling in unconditioned air, and its that air that is condensing.
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    Could be that its over charged.

    Could be that its over charged.
  8. When you shade the hood of your car. You are...

    When you shade the hood of your car. You are preventing the fresh air your car's A/C brings from being as hot when it enters the car's A/C. Not the same thing as shading the home's A/C condenser.
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    What temp do you keep the thermostat set to.

    What temp do you keep the thermostat set to.
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    Put a Radon detector down there. And then see if...

    Put a Radon detector down there. And then see if you have a Radon problem. No Radon, no ventilation needed.
  11. Email address removed. Please put it in your...

    Email address removed. Please put it in your profile, hey are not allowed in post. Thank you.
  12. Thread: Not cooling

    by beenthere
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    Sorry, we're not a DIY site. Thread closed.

    Sorry, we're not a DIY site.

    Thread closed.
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    We prefer if you don't. But I won't delete X...

    We prefer if you don't.

    But I won't delete X is 1200 dollars more than Y.
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    No.

    No.
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    Attachments removed due to containing prices.

    Attachments removed due to containing prices.
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    Personnaly, I'd use the Aprilaire, and just get a...

    Personnaly, I'd use the Aprilaire, and just get a WiFi thermostat that can also control a humidifier. And then be able to monitor the heat cooling and humidity.
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    Aprilaire is probably the largest humidifier...

    Aprilaire is probably the largest humidifier manufacturer.

    The 400 is okay, but requires its pad to be changed twice a year.
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    In order to push air out, it has to come from...

    In order to push air out, it has to come from somewhere. That somewhere is going to be the outside.

    An encapsulated crawl space with a dehumidifier shouldn't need any air exhausted.
  19. Wait, so he didn't actually see the crack. Or do...

    Wait, so he didn't actually see the crack. Or do Combustion Reading to see i there where any indications o a crack?
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    Aprilaire 600A.

    Aprilaire 600A.
  21. There is a link to our Contractor Locator Map, in...

    There is a link to our Contractor Locator Map, in my sig.
  22. Don't know of any manufacturer that recommends...

    Don't know of any manufacturer that recommends series.

    A. If the water is shut of to either, the second one can't be used.

    B. When both are running, the second one is then using hotter/warmer...
  23. You have a single stage heat pump with aux...

    You have a single stage heat pump with aux electric heat.

    Common to have W2 and and E jumpered together.
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    You can set the CPH to 1. It won't hurt the...

    You can set the CPH to 1. It won't hurt the compressor, or any other part of the system.
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    Not if there was even just one person in the...

    Not if there was even just one person in the house it wouldn't. At 2000 CFM, that .0001 temp delta would only come out to .22 BTUs an hour.
  26. Telling him what the fans are called isn't...

    Telling him what the fans are called isn't anything DIY. Saying to use line voltage thermostats might be.

    Telling him how to wire it up would be.

    If you believe a thread to be DIY, report it....
  27. PETA doesn't matter. Look up Chin farming in...

    PETA doesn't matter.

    Look up Chin farming in the USA. A few states may require a license. But Chins are raised in ever state. Some as pets, other for fur.
  28. So you know of laws banning someone from raising...

    So you know of laws banning someone from raising Chinchillas in the USA. That need to be addressed before telling someone that his idea for using duct boosters to aid his portables A/Cs will work.
    ...
  29. Will probably work.

    Will probably work.
  30. He's cooling it so the Chinchillas don't die from...

    He's cooling it so the Chinchillas don't die from heat strokes.
  31. So you want two 4" duct boosters and two line...

    So you want two 4" duct boosters and two line voltage thermostat.
  32. Go to that other forum. Remind who ever over...

    Go to that other forum. Remind who ever over there that said to have them put in new refrigerant. That R410A itself isn't hydroscopic. And can easily have moisture filtered out of it. And then ask...
  33. Don't know why the refrigerant couldn't be used...

    Don't know why the refrigerant couldn't be used again. Since its not the refrigerant that is hydroscopic.

    They're relying on the filter driers to get any moisture out that the vacuum may not have...
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    444 sq ft per ton is way too much. unless your...

    444 sq ft per ton is way too much. unless your walls are mostly windows. Or no insulation in them.

    Might need close to 2 tons second floor, and 1.5 for first floor.
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    High humidity from run times being to short.

    High humidity from run times being to short.
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    Which ever one they wired up to control the unit.

    Which ever one they wired up to control the unit.
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    Wow. 5.5 tons for 2000 sq ft. Must get a heck of...

    Wow. 5.5 tons for 2000 sq ft. Must get a heck of a lot hotter in RI than I thought.

    How many sq ft first, how many second floor?
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    Okay, so is one unit for the area above grade,...

    Okay, so is one unit for the area above grade, and the other just for the basement?
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    Okay, you have 2 return grilles sized for 4 tons...

    Okay, you have 2 return grilles sized for 4 tons total. What size ducts are ran to them?
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    6 Months old. May not be charged exactly correct....

    6 Months old. May not be charged exactly correct. Easy to be slightly off when done in winter. Call the installing company to check it out.
  41. Could be they wired it incorrectly, and the...

    Could be they wired it incorrectly, and the furnace is running in low cooling stage, which won't provide enough air flow.
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    Its common to pump larger split systems down to...

    Its common to pump larger split systems down to what the condenser can safely hold, then recover what couldn't be pumped back.

    A 60 ton 4 stage condenser can hold a large amount of charge, but...
  43. A restriction further down stream wouldn't cause...

    A restriction further down stream wouldn't cause the liquid line temp to be cooler than the outdoor air temp.

    It would only cause the liquid line temp to be the same temp as the ambient air.
  44. This thread has out lasted its usefulness. ...

    This thread has out lasted its usefulness.

    Thread closed.
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    Sorry, we're not a DIY site. Thread closed.

    Sorry, we're not a DIY site.

    Thread closed.
  46. Insulated sheet metal duct is better.

    Insulated sheet metal duct is better.
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    Please put your email address in your profile....

    Please put your email address in your profile. They are not allowed in post. And are removed from post.

    Thank you.
  48. Afraid that is more DIY aid then the site permits...

    Afraid that is more DIY aid then the site permits us to give.
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    So do/did one of those systems do the second...

    So do/did one of those systems do the second floor?
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    After its replaced, it should be touched up with...

    After its replaced, it should be touched up with paint to help prevent rusting out. The heat of the torch will damage the factory paint.

    How long, varies with the brand/model of the unit, some are...
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