Search Results - HVAC-Talk: Heating, Air & Refrigeration Discussion

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Type: Posts; User: Mackie007

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  1. Replies
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    Optimize the duct work, adding extra duct even if...

    Optimize the duct work, adding extra duct even if properly insulated still adds additional sq footage that needs to be cooled / heated. Extra lineset just gives you a bit more refrigerant capacity.
    ...
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    So you are saying the low side valve remains...

    So you are saying the low side valve remains closed after opening it?


    As to the low loss hose set... I personally use the ones that just use a ball valve on the end, simpler is better as I see...
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    3,615

    Allen, Can you be a bit more specific as to...

    Allen,

    Can you be a bit more specific as to what is wrong.



    Remove all the hoses of the sman3 manifold.

    Using only the charging hose hooked up to your nitrogen tank test each of the ports...
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    2,191

    Sorry thought you were dealing with too much...

    Sorry thought you were dealing with too much noise outside the home, the fence would look silly and serve little purpose between the cu and the homes exterior wall.

    "Or maybe a vibration mat...
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    The freestanding shadowbox mentioned above is a...

    The freestanding shadowbox mentioned above is a good suggestion. Don't have a picture but a shawdow box fence lets air freely move through, but blocks the view and can reduce much of the noise. They...
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    Do the front lights, led/lcd come on the indoor...

    Do the front lights, led/lcd come on the indoor air handler?
    Do you here a beep or anything such as a relay when you turn it on?
    You are saying nothing happens at all?
    Have you confirmed the...
  7. Replies
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    1,314

    410a runs at insane pressures, 450psi cut is to...

    410a runs at insane pressures, 450psi cut is to low for 410a recovery on a warm day, much less a hot day. The garden hose trick is a good suggestion if you forget to bring the ice.

    Peace,
    Mac
  8. It's my understanding the unit will need to be...

    It's my understanding the unit will need to be recovered, then the proper charge weighed in. The OEM will have the info you need, it will be based on model# and line-set lengths.


    Mac
  9. Replies
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    Flux Capacitor...:)

    Flux Capacitor...:)
  10. Replies
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    1,651

    The brand choice is like picking out a car...

    The brand choice is like picking out a car everyone has their favorites and you can get a lemon with any of them. More important buy from a dealer you would be comfortable working with if warranty...
  11. I had some additional comments / questions...

    I had some additional comments / questions regarding this situation.

    First off making an educated guess the crew that moved the line-set did the job something like this: (simplified)

    a) Recover...
  12. Replies
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    2,285

    Yes these units leave something to be desired...

    Yes these units leave something to be desired with the installation instructions and unit terminal labels. I did one don't remember the brand, other than it was made in China.

    Anyway the terminal...
  13. This is a completely different situation than...

    This is a completely different situation than flushing a line set, and also something that should be rarely to happen in the field.

    Basically they took a fully charged 410a condenser unit and a...
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    2,285

    Just curious are they sending you a replacement...

    Just curious are they sending you a replacement board or making you buy one? I wasn't sure the way it was worded.

    Thanks,
    Mac
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    Disconnect the power and carefully go through...

    Disconnect the power and carefully go through everything one more time, especially the communication cable.

    Then call a pro,

    Best Regards,
    Mac
  16. Mixing the line sets was careless enough, not...

    Mixing the line sets was careless enough, not catching the mix-up when setting the charge borders on incompetence, having the customer figure it out 5 months later is priceless.

    If the mix-up was...
  17. As others have said... Install two units. ...

    As others have said...

    Install two units.

    Based on your description you have two separate buildings that are connected. The duct work that was added for the addition is clearly not working,...
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