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  1. Replies
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    Poll: This thread is 10 years old. :gah:

    This thread is 10 years old. :gah:
  2. If you have concerns about the ducts and the...

    If you have concerns about the ducts and the system then I strongly advise you to simply get a technician who can perform a combustion analysis and measure static pressure. I think you’ll understand...
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    Flame rectification confirmed!

    Flame rectification confirmed!
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    What do you mean "used to be a forced air?" Isn't...

    What do you mean "used to be a forced air?" Isn't the new one a forced air? They're all forced air if there is a blower.
  5. Your TESP calculation is wrong. Ignore the...

    Your TESP calculation is wrong. Ignore the negative sign. Just add the numbers. If I understand your readings, the TESP is .58" W.C.

    I suggest you get a technician who has experience measuring...
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    Removing the blower door will open the door...

    Removing the blower door will open the door safety switch. It will change things by keeping it from operating.
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    It is an air flow issue. Did they install large...

    It is an air flow issue. Did they install large equipment than the old system?
    Have they measured static pressure?
    Why did you let them give up?Hold them responsible.
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    Site rules prohibit giving advice for DIY. This...

    Site rules prohibit giving advice for DIY. This is not a matter of replacing a visibly broken part. This is something which can leak exhaust fumes into your house. You need a tech to properly fix it.
  9. Thread: Low Humidity

    by kdean1
    Replies
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    230

    All the equipment does is heat the air. It only...

    All the equipment does is heat the air. It only removes moisture in cooling mode.
  10. Honeywell support is good. I haven’t had long...

    Honeywell support is good. I haven’t had long wait times.
  11. Whose customer support? Ecobee, Honeywell or your...

    Whose customer support? Ecobee, Honeywell or your equipment brand?
    I will advise you to stay away from White-Rodgers as I grew frustrated with the poor quality.
  12. From what I hear, Ecobee is a good thermostat. I...

    From what I hear, Ecobee is a good thermostat. I like Honeywell Prestige IAQ.
    But, if your premium packages have communicating equipment you're likely to be better off using the thermostat by the...
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    Site rules do not allow giving advice for DIY...

    Site rules do not allow giving advice for DIY repairs. You need to have it examined by a technician who is familiar with PTAC units.
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    We must have the furnace model number to know if...

    We must have the furnace model number to know if 2” or 3” pipes are needed. Please provide the model number. Some pictures of the installation would be helpful.
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    Joe, Heathman is an expert on the topic. You...

    Joe,
    Heathman is an expert on the topic. You should follow precisely any advice he gives.
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    There are other instructors at NCI. None of them...

    There are other instructors at NCI. None of them are 2nd rate. They are all the real deal.
  17. Replies
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    Now I can say it. “Why is it always a Goodman?”

    Now I can say it. “Why is it always a Goodman?”
  18. Site rules do not allow giving advice for DIY. A...

    Site rules do not allow giving advice for DIY. A technician can probably figure out what you need.
  19. Replies
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    Are you going to install them for free if the...

    Are you going to install them for free if the ceilings are level?
  20. Site rules prohibit give advice for DIY. Why...

    Site rules prohibit give advice for DIY.

    Why did management not have the maintenance department replace it?
  21. Replies
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    Jim, Rudy certifies the calibration of our...

    Jim, Rudy certifies the calibration of our analyzers. I’d love to learn the mechanical ins and outs of them if you are not able to find a young guy to be your protoge.
  22. You have posted in the Ask Our Pros Forum where...

    You have posted in the Ask Our Pros Forum where we cannot give technical advice.
    Click the little black triangle at the bottom of your post and ask to have it moved to the Tech to Tech forum. Be...
  23. Watch this video to understand why duct design is...

    Watch this video to understand why duct design is NOT something you can learn in an hour or a day from a website or a video.
    https://www.youtube.com/watch?v=rpdRUXr-KDo
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    It does not look like a 2 tee to me, either....

    It does not look like a 2 tee to me, either. Does the furnace run at all with that venting.

    I have encountered concentric kits where the installer did not glue the inner 2 exhaust piece at...
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    I adhere to a diet of the four Cowboy food groups...

    I adhere to a diet of the four Cowboy food groups - whiskey, beans, bacon, and lard.
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    I am curious about why a homeowner is interested...

    I am curious about why a homeowner is interested in this topic.
  27. If your homework had been thorough you would...

    If your homework had been thorough you would never have bought a Nest. It is the worst thermostat EVAR!
  28. I don't see any mention of garage in his post. If...

    I don't see any mention of garage in his post. If the ducts do there, it is certainly a code violation and a safety issue.
    The duct work is certainly of bad design and poorly done.

    OP, have a...
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    Site rules prohibit giving DIY instructions. ...

    Site rules prohibit giving DIY instructions.

    Your techs haven't been very thorough if the problem has been going on this long. Call other service companies and ask it they can perform combustion...
  30. Replies
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    A sequencer is just a switch to turn on the...

    A sequencer is just a switch to turn on the heating elements in stages. They all do the same thing.
  31. Replies
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    We have an Appion G5 Twin, an MR45, and I tried a...

    We have an Appion G5 Twin, an MR45, and I tried a Hilmor.
    The Hilmor was very noisy and it didn’t transfer as well as either of the others. I prefer the MR45 for several reasons - it has a soft...
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    How are you going to mount this on the wall?...

    How are you going to mount this on the wall? Something other than a shelf?
    Put unistrut under the unit and support it with threaded rod would be my suggestion.
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    That is DIY. Doing It Yourself.

    That is DIY. Doing It Yourself.
  34. Replies
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    Site rules prohibit giving DIY instructions. ...

    Site rules prohibit giving DIY instructions.

    Calling a technician is the best advice we can give for your situation.
  35. Replies
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    Site rules do not allow giving part numbers or...

    Site rules do not allow giving part numbers or wiring diagrams.

    Your tech should be charging for the time he spends ordering and installing the part.
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    Many units are rated for 0 clearance for sides...

    Many units are rated for 0 clearance for sides and back. I don't know any reason it can't be mounted on a shelf on the wall. Provide proper support along the length because supporting only on the...
  37. Thread: duct design ?

    by kdean1
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    261

    How about a MERV 8? I have found that can make a...

    How about a MERV 8? I have found that can make a difference.
  38. Replies
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    I don't understand your question. Are you...

    I don't understand your question.
    Are you having the indoor unit installed in the attic? Why are you concerned with the ceiling? The unit should be installed in accord with specified clearances. ...
  39. Nope. The heat pump doesn't learn anything. It...

    Nope. The heat pump doesn't learn anything. It receives a call for heat or cool and regulates capacity based on the suction line temperature. That is mainly affected by indoor air flow and outdoor...
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    Site rules do not allow giving advice for DIY...

    Site rules do not allow giving advice for DIY efforts.

    It will be necessary after the work to perform a combustion analysis to confirm safe furnace operation. Only a trained professional will...
  41. Thread: Heat Pump/Aux

    by kdean1
    Replies
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    443

    I stand corrected about it being for dual fuel....

    I stand corrected about it being for dual fuel. The manuals make absolutely no mention of it.

    I steer clear of the VisonPRO because it is less helpful for tech set up. I remember the menu of 3...
  42. That’s a hard block of text to read. What...

    That’s a hard block of text to read.

    What point are you making with it?
  43. Thread: Heat Pump/Aux

    by kdean1
    Replies
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    I have examined the manual again, and although...

    I have examined the manual again, and although the thermostat has terminals for an outdoor sensor, the manual makes no mention of a dual fuel system. I think there must be another component on the...
  44. The thermostat needs 24V. Any 24V. source will...

    The thermostat needs 24V. Any 24V. source will do. It does not need it from the HVAC system or zone panel. A good technician can install a transformer for it somewhere close by.
    The thermostat...
  45. In addition, all Redlink products are compatible...

    In addition, all Redlink products are compatible with the rest. At least that is Honeywell's representation. I haven't run into any compatibility issues yet.
    The Prestige IAQ is expensive so you may...
  46. Thread: Heat Pump/Aux

    by kdean1
    Replies
    14
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    443

    From what I can see in the VisionPRO 8000...

    From what I can see in the VisionPRO 8000 installation instructions, that is not a dual fuel thermostat. Perhaps he installed a separate kit for dual fuel, in which case you'll need the installer to...
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    What do you mean "blew?" Blew a fuse, the...

    What do you mean "blew?" Blew a fuse, the condenser fan blows, the indoor blower blows?
    AFAIK, the compressor doesn't blow anything.
  48. Thread: Heat Pump/Aux

    by kdean1
    Replies
    14
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    443

    Without knowing what thermostat you have, we...

    Without knowing what thermostat you have, we don't know how to change the settings. Additionally we don't know your location. It will probably be simpler for you to simply set the system for...
  49. The Prestige IAQ can also use a portable comfort...

    The Prestige IAQ can also use a portable comfort control which can act as a wireless thermostat wherever you take in the house. We like ours a lot. We even installed one with 10 individual...
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    A cycle that short will reveal nothing about...

    A cycle that short will reveal nothing about refrigerant pressures. All of those "OK" findings don't tell us anything as they are not measurements. You need a more capable technician.
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