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  1. Replies
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    long level or straight edge is fine. Belt tension...

    long level or straight edge is fine. Belt tension usually 3/4" to 7/8" I usually use my finger and a tape measure. More than likely HVAC contractor had them that tight, because belt does 70-80% of...
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    wasn't talking about your app. Said that's what...

    wasn't talking about your app. Said that's what we set them at here as temp regularly gets down to -20 post #16. So there's never a chance it goes lower than -2*. The weather is changing all over....
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    thats fine except @ -20 deg f r-22 is 10.2#

    thats fine except @ -20 deg f r-22 is 10.2#
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    Holy chr*** You're seriously over-thinking this....

    Holy chr***
    You're seriously over-thinking this. I'm assuming that system has a box temperature switch and a solenoid valve. Just set the switch to cutout @ 2-3 psi and cut-in @ 10. lots of them...
  5. standard single stage thermostat is all you need....

    standard single stage thermostat is all you need. can't even use a 2 stage one as there's no w2 terminal and like said above it's not a communicating furnace.
  6. doesn't look bad from here, but I'm not there....

    doesn't look bad from here, but I'm not there. I'm just looking at it through the internet. It sounds to me instead of a professional HVAC service tech they sent out a salesman. Just because the heat...
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    not really. Make sure you bolt it to the floor,...

    not really. Make sure you bolt it to the floor, install mufflers in both intake and exhaust, install a vibration eliminator on the gas inlet line, flexible supports on all attached piping, and...
  8. I would insist on the 45,000. Unless they can...

    I would insist on the 45,000. Unless they can show that you need the larger furnace. I doubt that they're going to offer to do one.
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    167

    x2

    x2
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    constant waterflow uses more water, but the other...

    constant waterflow uses more water, but the other type unless you clean them weekly get full of minerals, scum, mold, & mildew. I wouldn't wanna be breathing that
  11. Replies
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    I had same problem. I work for a professional...

    I had same problem. I work for a professional hvac contractor. we installed (2) LG 2 ton "Hyper
    Heat" units. Both worked great in the summer, but in the winter when outside temperatures got down to...
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    why not a combo of 1 and 3. Essentially the same...

    why not a combo of 1 and 3. Essentially the same except you can have hydro coil to bring up the temperatures quicker then go to baseboards. If you use setback.
  13. I'd install 90% + efficient furnace and heatpump...

    I'd install 90% + efficient furnace and heatpump and set no outdoor lockout on the heatpump as if it can't keep up or breaks down you have a reliable backup that will kick on seamlessly if needed and...
  14. reciprocating a lot more forgiving than a scroll...

    reciprocating a lot more forgiving than a scroll under vacuum. That being said you won't know until you find and repair the leak evacuate and charge. Just inform the customer, tell them their...
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    beware the copper inside the coil the copper is a...

    beware the copper inside the coil the copper is a lot thinner not schedule L or M more like schedule Z if that even existed, it's literally wafer thin. It's made that way and rifled on the inside for...
  16. he meant multisplit as in ductless split with...

    he meant multisplit as in ductless split with multiple heads not window shakers. Multisplits are super quiet also. Plus they don't have to be that large and don't have to be white (LG Artcool for...
  17. put a magnet to them Stainless isn't magnetic...

    put a magnet to them Stainless isn't magnetic (except 430 stainless is slightly magnetic) on the other hand galvanized steel is extremely magnetic.:whistle:
  18. If you are successful in getting your humidifier...

    If you are successful in getting your humidifier to run with the fan only on cold water it will not humidify at all. It will just waste your cold water. The only humidifiers that will humidify...
  19. I prefer Coleman but that's just me

    I prefer Coleman but that's just me
  20. if you say your house is too dry 2 things...

    if you say your house is too dry 2 things mentioned earlier. Make sure it's being supplied by hot water/not cold and if your house is only 1 year old and is tight and in a cold weather city like...
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    Pipefitter vs Plumber

    http://youtu.be/5OwCSRuw1Lw

    :eek2:
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    HVAC tech

    https://www.youtube.com/watch?v=CcF0ConzjH0:angel:
  23. Replies
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    why not install a water softener for the whole...

    why not install a water softener for the whole house. Your appliances, piping and humidifier will all benefit.
  24. mini split is considerably quieter than most...

    mini split is considerably quieter than most ducted systems and being inverter driven much more comfortable and efficient. As far as the 40' if you're concerned you could also install ceiling fans or...
  25. maybe in your state you don't, but in my state...

    maybe in your state you don't, but in my state and probably most other cold weather states tempered mua is required for heat only, but not required for cooling
  26. Replies
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    check the hub on the plastic gear attached to the...

    check the hub on the plastic gear attached to the actuator. They usually crack & or round out so even though the actuator goes to a full open or closed many times the dampers don't
  27. Replies
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    m7415a opened ccw m7415 opened cw last 4 # were...

    m7415a opened ccw
    m7415 opened cw
    last 4 # were for oem

    both motors are now obsolete and no longer available
  28. yes you're making a probably undersized duct...

    yes you're making a probably undersized duct system even more undersized.
  29. Replies
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    mini splits do not shut off the indoor fan. They...

    mini splits do not shut off the indoor fan. They close the door and lower the fan speed along with the compressor speed
  30. Replies
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    should have relocated hot water pump to the...

    should have relocated hot water pump to the supply side to take a suction instead of pumping through the boiler.
  31. Replies
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    I'm in Minnesota. house 2400 sq' house built in...

    I'm in Minnesota. house 2400 sq' house built in 70's my furnace output btu's is 72,000 and it's oversized
  32. Replies
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    if you have currently a 96,000 btu output furnace...

    if you have currently a 96,000 btu output furnace then either you have a poorly insulated huge house or current furnace is probably oversized.
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    my opinion manufacturers use hot surface ignition...

    my opinion manufacturers use hot surface ignition to sell more parts. They don't have to do it on RTU's since they're outside in more severe environments plenty of parts get replaced
  34. Replies
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    they said the same thing last year. Just sayin....

    they said the same thing last year. Just sayin. Telling a homeowner prices going thru the roof!! Could always install alternatives. If your not there who knows could be a pretty good unit. You're not...
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    are you in bed with the EPA and refrigerant...

    are you in bed with the EPA and refrigerant manufacturers, a time traveler from the future or just someone who likes to bull**** people. Really so you know what the price of R-22 is going to be in 3...
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    the problems I find with t plus 2 and rectorseal...

    the problems I find with t plus 2 and rectorseal 100 is the Teflon it makes threads extra slick, just like slick tite on galvanized and black iron pipe fittings sometimes you end up over tightening...
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    some are motorized actuators. They use 120 volt...

    some are motorized actuators. They use 120 volt to open and spring closed. Others are accordion style with a lead link keeping them open. I suppose you would only verify that they are all open. The...
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    x2 much better than ceiling fans or the most...

    x2
    much better than ceiling fans
    or the most efficient is the Cambridge "S" series
    look here
    http://www.cambridge-eng.com/products/s_series.asp
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    I'd show you my impact driver, but I'd have to...

    I'd show you my impact driver, but I'd have to unzip my fly 1st
  40. Replies
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    let's say for example that your furnace is 21"...

    let's say for example that your furnace is 21" wide, but the coil sitting up on top is only 12" wide sitting inside a sheetmetal plenum (really for a 14" wide furnace). Then a sheetmetal plate is...
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    some of the predators still using obsolete...

    some of the predators still using obsolete honeywell logic modules, but now using belimo actuators
  42. Replies
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    is the thermostat designed for electric heat? If...

    is the thermostat designed for electric heat? If it is it will have a gas/electric switch probably on the back or in setup need to change to electric heat and fan on in heat
  43. Replies
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    More than likely you have your thermostat setup...

    More than likely you have your thermostat setup for heat pump. This needs to be changed to conventional
  44. leaking seals or doors

    leaking seals or doors
  45. most carrier's limit switch kills 24v power to...

    most carrier's limit switch kills 24v power to the board. Get your post count up and apply for pro status for more info
  46. 2 things. One replace the liquid line filter...

    2 things. One replace the liquid line filter dryer with a new one, don't replace with a piece of copper. Two in post #1 you said charge appeared low, you added 4.5 kg of r-22 and later recovered 5.5...
  47. uh not in Minnesota. Full referral here. we...

    uh not in Minnesota. Full referral here. we always have enough. If not we bring in travelers
  48. Replies
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    new one on me. Since we're in the pro's forum...

    new one on me. Since we're in the pro's forum mind elaborating
  49. sorry you apparently didn't read the rules NO...

    sorry you apparently didn't read the rules

    NO DIY
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    are you a tech??? change the gauges out

    are you a tech???
    change the gauges out
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