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  1. Replies
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    333

    I assume he used Wrightsoft, which is a good...

    I assume he used Wrightsoft, which is a good program but there are so many variables it is easy for contractors to make it look like it needs more capacity than it really does. Like infiltration...
  2. 300psig head pressure is pretty high for a r22...

    300psig head pressure is pretty high for a r22 system. I understand its vegas and a rooftop unit but it could be working its way higher throughout the day which can cause the unit to shutdown and...
  3. They don't make them like they used to! I have...

    They don't make them like they used to! I have an aunt who lives alone and uses 2 110v window units in her small old singlewide and the ducts are a mess and existing original coleman electric...
  4. Home many zones do you have? If you have a 2...

    Home many zones do you have? If you have a 2 story house with 2 zones one for each floor, and a centrally located thermostat on each floor, a remote sensor will not help. The thermostat should be...
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    12
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    282

    I think you meant PG92s and I don't am not...

    I think you meant PG92s and I don't am not familiar with the GMMV model#, but assume its a Variable speed blower version of G9MXE. Payne and Day and Night are the same, and I would suggest the Day...
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    542

    If mechanical room is on same level as the bonus...

    If mechanical room is on same level as the bonus room, why not just put a extra return and a extra supply register or 2 in shared wall btw bonus and Mech room? I am assuming that the ceiling is roof...
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    18
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    542

    You are lucky that the mechanical room is on the...

    You are lucky that the mechanical room is on the 3rd/ Bonus Room Floor. As has been said the only way to correctly solve this is zoning by modifying your existing system or adding a separate system...
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    295

    a 4 degree temp swing is pretty noticeable, and...

    a 4 degree temp swing is pretty noticeable, and would be uncomfortable to most people.
  9. Replies
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    390

    Seems like they accidently crossed high voltage...

    Seems like they accidently crossed high voltage into the 24v controls. I don't see how this could have directly damaged the compressor or any other 240 volt motor. If they were checking the...
  10. I have not installed a Lennox, but am a HEIL...

    I have not installed a Lennox, but am a HEIL (Comfortmaker), Trane (American Standard) and Goodman (previously) dealer. As you have heard installation is more important than the brand of equipment. ...
  11. Replies
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    2,554

    Reminds me of a while back when the Hyperion...

    Reminds me of a while back when the Hyperion first came out. I pulled up on a job site and one of the installers had the coil out trying to flip it! He was happy to learn that it was multi position...
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    1,181

    Better to pull controls out than go to the coil...

    Better to pull controls out than go to the coil with a ice pick or screwdriver.
  13. plastic tie bands/straps FTW.

    plastic tie bands/straps FTW.
  14. If system isn't to old, you can get a new r 410 a...

    If system isn't to old, you can get a new r 410 a condenser and change out TXV for r410a one. I would consider going with a 4 ton condenser since it appears you have a 4 ton airhandler. Have them do...
  15. Can u post entire model #s for condenser and air...

    Can u post entire model #s for condenser and air handler. Also age of system.
  16. Replies
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    1,264

    Regardless I would have high pressure switch tied...

    Regardless I would have high pressure switch tied back in even if you have to rest it while waiting. Nothing wrong with a water heater heating exchanger if installed correctly. But it seems to me...
  17. Replies
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    655

    Trane don't use 5-2-1 relay from factory on...

    Trane don't use 5-2-1 relay from factory on scroll comps. Only recips, and they only put those in smaller XB units. Can't check comfort site right now will later. But I thought 1.5 to 3 Tons was...
  18. Replies
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    2,009

    Those are white plumbing straps. Looks very...

    Those are white plumbing straps. Looks very nice, and good idea with carpet, easy on knees and don't have to worry about tearing plastic. Not a big fan of black flex but that crawl space looks to be...
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    4,631

    It happens. I had three start ups side by side...

    It happens. I had three start ups side by side all new construction. We have a rule that if the person who sets the heat pump or condenser doesn't pull a vac, leak test and open valves, MUST not...
  20. Replies
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    1,186

    looks like HVAC installers had to cut the flue...

    looks like HVAC installers had to cut the flue vent to get duct installed and threw some spare collars together to make that picaso. I hope they at least planned to come back and "forgot". ...
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    4,013

    That does look dangerous, We don't have many...

    That does look dangerous, We don't have many basements and luckily the majority of oil customers have outdoor above ground tanks. Not a fan of oil by any means, messy as all get out and the soot is...
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    1,785

    More reason to use duct wrap instead of liner,...

    More reason to use duct wrap instead of liner, but a problem regardless.
  23. Remember, lift with your knees and not your back!

    Remember, lift with your knees and not your back!
  24. I have noticed there are some customers (usually...

    I have noticed there are some customers (usually used to work in some type of contracting business or think they know HVAC as well as we do) who ask questions like how much more for a 3 Ton if we...
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    744

    I see where you are coming from. On our end...

    I see where you are coming from. On our end (Techs, Sales) variable or variable speed is distinct to blower motors. I havent heard anyone call a VS blower a modulating blower. Modulating is...
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