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  1. Did he give the outdoor coil a good wash? And...

    Did he give the outdoor coil a good wash? And drybulb temp does tell a lot but the wetbulb temp is just as important.
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    I'm a NATE proctor and believe in it. It is a...

    I'm a NATE proctor and believe in it. It is a "service man's test". Not much crazy b.s. like our Oklahoma state Journeyman's test (which I prep my guys for too) that is filled with nonsense about...
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    Most digital stats will start staging on aux heat...

    Most digital stats will start staging on aux heat with set point is .5 degrees above room temp. It may be impossible to watch it stage unless you camp on it a while.
    The 3h/2c is depending on how...
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    :LOL: This happened a while back just down the...

    :LOL: This happened a while back just down the road from where I work. It was a little manufacturing place of steel products. I believe they ended up going under soon after this happened. OKLA...
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    Copper thieves...

    They hit 4 of these 10 ton package units but left the 2 ton split. They even pulled the whips and a ton of wiring from the units...
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    2,184

    Speaking on this same topic about btu's,...

    Speaking on this same topic about btu's, capacity, and higher efficiency equipment, are we losing capacity with higher efficiency units? Its probably already been discussed but smaller compressors...
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    Trane Voyager positive pressure forced draft. ...

    Trane Voyager positive pressure forced draft. But it depends on where the crack is at that can determine if the air from the blower motor is entering the heat exchanger or pulling flue gases from...
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    I have no idea what you mean by carrying twice...

    I have no idea what you mean by carrying twice the heat?? 410a runs at higher pressures to achieve the same temperature as R-22. The both carry a temp/press relationship. 410a's is just on a...
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    Smoke- 410a systems do run at higher pressures...

    Smoke- 410a systems do run at higher pressures but NOT higher temperatures. R22 or 410a heat pumps will both run roughly a coil temp of 30 degrees above the indoor temp in heat mode.
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    With a heat pump with electric Aux heat, I say...

    With a heat pump with electric Aux heat, I say run run the HP until there's ice flying off the outdoor fan blade. Heat Pump C.O.P at 20 degrees OD air temp is around 2:1. Still more efficient than...
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    X2. Check the run cap. If it's ok and it has...

    X2. Check the run cap. If it's ok and it has the correct motor in it then it has to be something in the start windings (bad motor)
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    Combustion analyzer for me. There's not a good...

    Combustion analyzer for me. There's not a good way to see the entire heat exchanger no matter how you do it (unless you rip the furnace out). Also, I would not have a gas burning appliance without...
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    Small world! Go pokes! Dogboy, when did you...

    Small world! Go pokes! Dogboy, when did you graduate? I graduated from OSU-Okmulgee ACR program in 2004. Went to work in Tulsa for 3 yrs and now I work at OSU-Okmulgee! I'm in the physical plant,...
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    How did you get that?? So it's a 3 ton? I...

    How did you get that?? So it's a 3 ton? I haven't seen this unit but a friend looked at it. Thanks for the info.
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    Help with AC model number

    Sun Dial condensing unit
    model- CH3 0CAF2A
    ser- TEB5-39991_
    missing last number of seral. Can anybody tell me what size this unit is? 30K BTU? Thanks
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    Write his number down and give it to all your...

    Write his number down and give it to all your no-pay customers or just anybody you don't like. :callpro:
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    This is true. Oops.. :rolleyes: If you...

    This is true. Oops.. :rolleyes:

    If you decide to go with filter grilles, make sure they are sized properly (as stated) since filter grilles are more restrictive than regular stamp faced grilles....
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    Some people just can't look past the bottom line....

    Some people just can't look past the bottom line. $$$$
  19. Thread: Is this safe?

    by joey83
    Replies
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    669

    It's ok to me. In fact, that flue pipe actually...

    It's ok to me. In fact, that flue pipe actually runs through the blower compartment of that particular furnace.
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    That's the first time I've seen those charts...

    That's the first time I've seen those charts Beenthere. The 410 PSI and 87 degrees of subcooling pretty much put it into perspective! lol.

    I wonder if we'll have the problems with 410a after...
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    I'm a big fan of the Spacegard 2200 and 2400...

    I'm a big fan of the Spacegard 2200 and 2400 filter systems. They will go 6 months before needing changed in most cases. You could possibly push them a little further if you have a tidy house with...
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    So now you're telling the contractor what you're...

    So now you're telling the contractor what you're going to pay? :D

    Are you an engineer of some sort?? I did some work at an engineer's house one time... He was just like you.... DANGEROUS! ...
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    I'm going to agree with the Trane Man. A TXV is...

    I'm going to agree with the Trane Man. A TXV is a good idea that maybe should have been done with the coil change out, but isn't going to make the difference he's hoping for. Maybe it's time for a...
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    It's good that homeowners want to be informed and...

    It's good that homeowners want to be informed and educated on their HVAC equipment, but it's not so good that you feel like you have to find out the problem of your unit and pass it on to your tech. ...
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    I would never try to replace just the pan! The...

    I would never try to replace just the pan! The entire evap coil needs to be replaced. The the evap coils are much larger so that part is true. I know that I have about a 80-90% success rate of...
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