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  1. Replies
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    The best that I can translate your model number...

    The best that I can translate your model number tells us:

    AC/Base model/R410a/13seer/3.5 ton/standard/208-230v,single phase

    Correcting for altitude from standard air, your target airflow would...
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    What size AC unit do you have? you mentioned the...

    What size AC unit do you have? you mentioned the model number, not the BTU capacity. You say you are in the Denver area. So that would put you just over 5000 Ft, correct? I just want to make sure...
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    When it comes down to it, if a tech has gotten...

    When it comes down to it, if a tech has gotten into the mode of BSing the client I don't think there is an easy way to keep them on the straight and narrow. The best the client could hope for is to...
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    I'm not certain what the OP's end goal is in this...

    I'm not certain what the OP's end goal is in this thread, but measuring airflow flying solo isn't serving him well. As per usual even the august pro's here are forgetting altitude in the calculation....
  5. yup. except... the use of dyes are in...

    yup.

    except... the use of dyes are in contention to say the least. I have a dye injection kit but I got wise and I don't use it.

    my leak detection kit is made of:

    eyes
    ears
    2 electronic...
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    Rob, first thanks for posting your location. Many...

    Rob, first thanks for posting your location. Many time it factors into the advice we give home owners because systems are built differently depending on your climate.

    So- in a nutshell I would...
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    I suggest you contact the company directly. While...

    I suggest you contact the company directly. While I understand your strategy, it might not work directly. The AOP map was designed specifically not to do what you are asking for. The board member may...
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    I'm not sure if this has been asked yet, but what...

    I'm not sure if this has been asked yet, but what is the temperature of the discharge air?
  9. Thread: DIGI AK900

    by darctangent
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    2,860

    all the stuff about POE/AB/MO is fine in that you...

    all the stuff about POE/AB/MO is fine in that you can get away with some mixing, But you will also note that most guys still keep two sets of manifolds.

    It's still a "best practice" to blow them...
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    So, what is your total external static pressure?

    So, what is your total external static pressure?
  11. Thread: DIGI AK900

    by darctangent
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    Why don't you guys put a Digicool in a cage with...

    Why don't you guys put a Digicool in a cage with an orangutang and have done with it.

    That should make the point adequately.
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    I'm having trouble following your post but I'll...

    I'm having trouble following your post but I'll try to reply.

    First, you say that the furnace is a mod, then you talk about low and high fire as if there's nothing in between. That being said, the...
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    First, I just re-read post last post and I...

    First, I just re-read post last post and I realized how poorly some of that was put together, so sorry about my tortured language skills.

    Next- while the angle of that photo leaves something to be...
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    You need to PLAN for your replacement to get a...

    You need to PLAN for your replacement to get a good result. People who get their work done in a hurry screw themselves.
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    BiH the H 2S is the likely the source of your...

    BiH the H 2S is the likely the source of your rotten egg smell.

    The only things left in my mind are that you smell it most prominently when the furnace is running.

    That leads me back to...
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    The aristocracy of HVAC TALK are getting an early...

    The aristocracy of HVAC TALK are getting an early peak. :)

    just kidding!

    some members are beta testers.
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    Very much agreed beenthere. BIH, you may have...

    Very much agreed beenthere.

    BIH, you may have a gas leak. you describe a sulfur smell from the furnace while it is running. sulfur, or rotten eggs as you say, is the classic odorant added to...
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    the thermostat is the brain of the system- it...

    the thermostat is the brain of the system- it should shift from one stage to another as needed to maintain thermostat setpoint. some variance should be expected, but the short run cycles you reported...
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    Ask them what The "external static pressure"...

    Ask them what The "external static pressure" reading is when the system is in second stage/full capacity heating mode. Watch their reaction carefully, it will tell you a great deal about who you are...
  20. I think you might still be missing the main thing...

    I think you might still be missing the main thing here-

    Much of the engineering is done on site. The manufacture can't design for every application, nor do they try.

    Hydronic systems are a very...
  21. I would choke on my cherrios if a home warranty...

    I would choke on my cherrios if a home warranty company put in anything more than a 80 when they didn't have too.
  22. Sorry to hear of your circumstance. I can't...

    Sorry to hear of your circumstance.

    I can't say that I'm surprised that your home warranty company install has problems. They tend to attract the very dreggs of the contracting industry. If you...
  23. Sorry jahujahu, We are not in the DIY support...

    Sorry jahujahu,

    We are not in the DIY support industry.

    Past that Hydronic system designs are individual to the application they serve. WE do not assemble systems like a house made of legos,...
  24. There are many factors in how the system...

    There are many factors in how the system operates, but if you are using a "air to air" heatpump like yours in low temperatures like that you should understand that your heat capacity and efficiency...
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    The air from your return ducts gets carried down...

    The air from your return ducts gets carried down to the Furnace, after which it is pushed back through the "supply" ducts and into the home, so yes, the odor will circulate through the system.
    ...
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