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Type: Posts; User: RACMT

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  1. I'm just curious why you require 20 head units...

    I'm just curious why you require 20 head units and 20 outdoor units? LG has the Multi Flex Max that can handle 8 head units with one 54,000BTU Outdoor unit utilizing Variable Refrigerant flow (VRF)...
  2. Thread: solenoid magnet

    by RACMT
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    425

    Same. I have three of those.

    Same. I have three of those.
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    Nothing duct tape and bubble gum cant fix...

    Nothing duct tape and bubble gum cant fix...
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    432

    If this is a replacement and not OEM then check...

    If this is a replacement and not OEM then check to make sure that the motor it self is the same size. Newer motors are shorter and they come with longer shafts to compensate. You have to really...
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    How did you get the degree symbol?

    How did you get the degree symbol?
  6. Replies
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    962

    Fare enough.

    Fare enough.
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    962

    From the outlet of the condenser to the inlet of...

    From the outlet of the condenser to the inlet of the metering device there should be no more than 2 degree temp drop. If you have a difference in your LLFD then replace it, specially if you replaced...
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    Hot and smart, she could be the president.

    Hot and smart, she could be the president.
  9. Replies
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    507

    Believe it or not there used to be a card with a...

    Believe it or not there used to be a card with a rectangle cut out of it and you were supposed to hold it in front of you and then you walk backwards until the house fit inside the box. Then you...
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    I don't know how it works in the USA but here in...

    I don't know how it works in the USA but here in Canada We get certified to give Heat Load Calcs and Duct design Calcs. If it is the the same in the States then I would ask him to show me that he is...
  11. Thread: Undersized AC

    by RACMT
    Replies
    37
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    1,456

    12,000 BTU/H is 1 Ton of cooling or 288,000 Btu...

    12,000 BTU/H is 1 Ton of cooling or 288,000 Btu per day.
  12. Thread: Undersized AC

    by RACMT
    Replies
    37
    Views
    1,456

    Thats why I want to know the actual number..

    Thats why I want to know the actual number..
  13. Nice work, Its just sad that the customer will...

    Nice work, Its just sad that the customer will still neglect those weeds and he wont see 15.5 seer from that unit in a couple weeks. But your install is tight.
  14. Thread: Undersized AC

    by RACMT
    Replies
    37
    Views
    1,456

    Can you get the load calc form that the company...

    Can you get the load calc form that the company gave you with all your other papers. Go to the line "Total Heat gain" What is the exact number?
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    1,510

    It depends what setting you have it on. "Fan On"...

    It depends what setting you have it on. "Fan On" Will make the fan stay on all the time Fan auto makes it turn on when ever the outdoor unit is turned on. There are pros and cons to both.
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    1,510

    Since your stats are set to different...

    Since your stats are set to different temperatures and the upstairs stat is in the hallway, if the the downstairs is set to be warmer then all the warm air in the house is going to travel to the...
  17. Thread: Undersized AC

    by RACMT
    Replies
    37
    Views
    1,456

    So if its a new system and you know that your...

    So if its a new system and you know that your room is under insulated then try this:

    Insulate the walls to maximum capacity for the size of the studs
    Insulate the attic to r50
    Upgrade the attic...
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    394

    If the pressures fluctuate like that there could...

    If the pressures fluctuate like that there could be some noncons in the system that cause it to freeze at the TXV.. All other options are to be considered too.
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    962

    Sensing bulb installed properly? Liquid line...

    Sensing bulb installed properly? Liquid line service valved fully back seated? temp drop across LLFD? How much air volume are your evap coils getting?
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    1,510

    I think your warranty expired when he said have a...

    I think your warranty expired when he said have a nice day... Definitely not a reputable company. Did you shop around or get multiple quotes, check their references?

    I feel bad, your power bill...
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    1,510

    3 tons of cooling capacity on 1000 ft 2 and...

    3 tons of cooling capacity on 1000 ft 2 and runtimes of 60 minuteS?????? REALLY?? Where is your upstairs thermostat? I would definitely check and make 100% sure that the return air is not pulling air...
  22. I know but what the OP originally posted is that...

    I know but what the OP originally posted is that he is installing three outdoor inverter units with 11 indoor units. "Ductless Splits" Your talking about the slim duct head.
  23. I know I install Daikin.. I guess it depends on...

    I know I install Daikin.. I guess it depends on what way you look at it.
  24. If you are building a new house why would you...

    If you are building a new house why would you plan to use ductless splits? Not being judgemental, just curious. 11 head units, is this for an apartment complex where you want to monitor the space...
  25. If your A/C was running and they put the tarp...

    If your A/C was running and they put the tarp over it then it most likely went off on high pressure switch. It may be a manual reset causing your system to have no low voltage control. System wont...
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