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  1. Replies
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    Carrier will respond typically when the...

    Carrier will respond typically when the "Installing Carrier Dealer" threatens to stop selling their equipment unless they send a factory rep.



    Efficiency setting adjust to max air flow to keep...
  2. Replies
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    If you go to the home owner website you can enter...

    If you go to the home owner website you can enter your zip code and pull up contractors in your area that install Arzel

    http://www.arzel.com/locate.php
  3. Replies
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    Yes...Zoning is usually the best option in that...

    Yes...Zoning is usually the best option in that application.
  4. Replies
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    Not sure if these are close but here are a few...

    Not sure if these are close but here are a few recommendations...Awesome Services and ATS Mechanical. If you get me your zip code I can get you a few more recommendations that might be closer to you.
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    Your really not comparing oranges to...

    Your really not comparing oranges to oranges...Emme is a much more complex system than Arzel. Emme uses a bladder type duct closure and Arzel uses a gasketed blade, both actuated by low press/vac. If...
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    A few options to look into; Arzel "Balance-Pro"...

    A few options to look into;
    Arzel "Balance-Pro" dampers, insert-able manual balancing damper that can be replaced with an air driven damper if zoning is installed at a later date.
    Arzel...
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    855

    If the two zones being heated by a common forced...

    If the two zones being heated by a common forced air system are isolated from each other, than the importance of having functional returns in each zone is critical.
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    If the temperature at the thermostat is correct...

    If the temperature at the thermostat is correct than why do you want it to run longer?
    The middle of the house has much less of a heat loss then the other two and is most likely being heated by...
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    Great application for zoning...if your registers...

    Great application for zoning...if your registers will be in the ceiling be sure that you design for max velocity to push the warm air towards the floor.
    Our system (available to contractors only)...
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    It is actually not an "Error Message" but simply...

    It is actually not an "Error Message" but simply a "message" indicating what is happening with the management of the equipment.
    "Below Balance Point" can indicate one of two things;

    1st- If...
  11. I believe you are on the wrong thread...

    I believe you are on the wrong thread...
  12. Typically the room by room load diversity will...

    Typically the room by room load diversity will remain regardless of where your system is located. You might move the problem to another room or another season by changing delivered air flow...
  13. Replies
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    The Nest stat is not something to take lightly or...

    The Nest stat is not something to take lightly or thumb your noise at...it was well developed and being well marketed. You need to look at it as an opportunity to either help your customer get it...
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    You are joking right???

    You are joking right???
  15. Replies
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    I sure am glad that I don't perceive that "most"...

    I sure am glad that I don't perceive that "most" hvac technicians are like "those guys" that make me crazy when they call in for tech support and don't have a clue about diagnosing a system problem. ...
  16. Replies
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    Do realize that the thousands of systems that...

    Do realize that the thousands of systems that have been installed properly and therefore work very well are only seen by the contractors that installed them. Those home owners see their contractors...
  17. Replies
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    We have been working towards "non bypass" designs...

    We have been working towards "non bypass" designs for the past 10 years and agree with the CEC study pertaining to bypass ducts as an energy hit.

    My opinion is that you should "never" have a...
  18. Replies
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    2,832

    It again comes down to proper application...if...

    It again comes down to proper application...if properly applied the results of magic beans is golden!

    They really weren't magic...they just led to something that wasn't expected.

    The magic of...
  19. Replies
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    2,832

    How do you change the cfm values from htg to clg?...

    How do you change the cfm values from htg to clg?

    I understand that equipment cfm is different for htg to clg but the cfm ratios to each register is the same unless you re-balance the system for...
  20. Replies
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    If you use the wrong zoning control and the wrong...

    If you use the wrong zoning control and the wrong bypass and the wrong installer than you will have issues, so don't do that!

    In most applications redesigning duct work is not required. If the...
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    Magic it is not...a problem solver it most...

    Magic it is not...a problem solver it most definitely can be!

    Most things don't work when improperly installed!

    "Won't need Zoning"...That's your opinion...Many people want more control than...
  22. Ceiling registers are great for cooling if you...

    Ceiling registers are great for cooling if you can optimize the air flow to them when you need it. If you don't close the doors to those 2nd fl rooms the air will make its way to the return air...
  23. Replies
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    I read this as two zoned systems with a total of...

    I read this as two zoned systems with a total of 7 tons of capacity.

    We have many very experienced Geo contractors using our zoning systems with much success.

    If sized properly a bypass damper...
  24. If you could possibly pull 100% of the return air...

    If you could possibly pull 100% of the return air from the 2nd fl, it might help, but it still won't be what you're looking for.

    I live in an old farm house that has zero returns on the 2nd fl and...
  25. Replies
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    I would also agree that 5 tons for even 2775 sq...

    I would also agree that 5 tons for even 2775 sq ft seems excessive. I do very much agree with your zoning request, we have been providing the controls/dampers to contractors for do that very thing...
  26. Replies
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    I would interject that the Arzel zoning panel...

    I would interject that the Arzel zoning panel would most likely be re-usable with what ever solution you end up with. Zoning with chillers and hot water coils is a very good comfort solution...I...
  27. Replies
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    Chris...how is your building progress going? I...

    Chris...how is your building progress going? I am very interested in the installation and commissioning of the My Temp system.
    jcr
  28. Replies
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    Yes...accessibility is required. The Ten year...

    Yes...accessibility is required. The Ten year damper warranty does not imply that they NEVER fail, just very rarely. It's typically the ones you bury above drywall that end up with an issue and...
  29. Replies
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    I did not interpret it that way...but you could...

    I did not interpret it that way...but you could be right.
  30. Replies
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    The beauty of "Branch" dampering is that the home...

    The beauty of "Branch" dampering is that the home owner now has options in regards to adding a zone (or two) when they realize how much more effective their HVAC system is working. The "Trunk"...
  31. Replies
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    You spent $50k to zone the heating system but...

    You spent $50k to zone the heating system but settle for a "one setting fits all" balancing for cooling...wow! That seems a bit out of balance!
  32. Replies
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    Not completely true...once you increase air flow...

    Not completely true...once you increase air flow to the 2nd floor and eliminate the temp difference in cooling you will have too much air during heating operation and will overheat the 2nd floor. ...
  33. Replies
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    Your simple test was indeed simple and only gives...

    Your simple test was indeed simple and only gives you a partial representation of the dynamics of zoning.
    You are still controlling the system from a thermostat on the first floor, once that...
  34. Replies
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    This is the perfect Zoning application...it will...

    This is the perfect Zoning application...it will give the best results at the most cost effective price and operate at the lowest long term energy and maintenance cost.
  35. We have a control (CoolMizer) that is an...

    We have a control (CoolMizer) that is an Economizer for residential/commercial split systems. The CoolMizer will monitor outdoor temp/RH and allow ventilation and/or economizer operation only when...
  36. Replies
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    Actually there is less of a need for bypassing...

    Actually there is less of a need for bypassing since the panel will only engage Hi-stage when adequate ducts are open (calling). So bypass need is determined at the low stage cfm values.

    My guess...
  37. Replies
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    In the HPP data I saw that when one zone called...

    In the HPP data I saw that when one zone called for heat the W2 (High stage) was initiated and the Leaving Air Temp (LAT) was rising to 136 deg. That is a relatively high duct temperature that could...
  38. Replies
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    http://www.arzelzoning.com/manuals/hpp_instruction...

    http://www.arzelzoning.com/manuals/hpp_instructions.pdf

    Go to the Arzelzoning website and click on the upper "Tools" tab and then go to "Literature Download" and under "Product Installation...
  39. Replies
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    You are judging the validity of zoning based on a...

    You are judging the validity of zoning based on a worst case scenario, we would typically never recommend a bypass sized for 80% of the air or a zone size small enough to require that.

    The...
  40. Replies
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    We have been successfully zoning homes that way...

    We have been successfully zoning homes that way for about twenty years. You will need to allow for servicing accessibility since these are mechanical devises that can fail. We do offer a 10yr...
  41. Replies
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    Yes...You should power down the board before...

    Yes...You should power down the board before switching the sensor wires, this will not cause the loss of any of the stored data.

    If your two zones are equal in size than stay with the 50/50...
  42. Replies
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    I did talk with you on Friday...There are so many...

    I did talk with you on Friday...There are so many wiring variables that we only show a few basics scenarios on the web-site. Please have them call with any questions (800-611-8312)
    ...
  43. someone please smack this guy...:beat:

    someone please smack this guy...:beat:
  44. Replies
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    His HPP Zone panel is designed for Dual/Fuel and...

    His HPP Zone panel is designed for Dual/Fuel and will engage FF if the ODT drops below the Balance Point setting or if the discharge Temp (LAT) does not exceed the set "Heat Stage Threshold" in the...
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    I had some time to look the IAQ diagram over and...

    I had some time to look the IAQ diagram over and simulate the inputs on the HPP Board
    My recommendation;
    From the IQA stat - (R, C), Y, G, O/B, Aux, H
    To HPP Zone 1 input - R, C, ...
  46. Replies
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    I have found that most things that cost more...

    I have found that most things that cost more up-front are worth every penny to the consumers that can see the value to them or their life style!

    Weather or not you can justify the cost has no...
  47. Replies
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    Sorry for the sarcasm...I get a little frustrated...

    Sorry for the sarcasm...I get a little frustrated when a home owner comes to this site looking to invest in our industries technology and we tell them to open the windows or the attic access door, or...
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    Although in some smaller homes this might be...

    Although in some smaller homes this might be effective...I do believe they are looking for a much more automatic, centralized, 21st century solution that doesn't involve climbing a ladder in the...
  49. Replies
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    This is referred to as "Solar Load", your problem...

    This is referred to as "Solar Load", your problem in the spring/fall (shoulder seasons) is rather common with south facing glass. Our CoolMizer panel monitors the outdoor temp/humidity levels and...
  50. Sorry...I missed the total sq ft of 3500, do you...

    Sorry...I missed the total sq ft of 3500, do you know where the high static is occurring? Is it a supply duct and/or return duct issue or a restrictive filter, coil etc...?

    I know you are low on...
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