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  1. Replies
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    265

    Payne!!! The new Goodman :(

    Payne!!! The new Goodman :(
  2. Thread: MO99

    by BaldLoonie
    Replies
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    289

    What is 4150a?

    What is 4150a?
  3. Replies
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    497

    Pressure switches are a factory option on the...

    Pressure switches are a factory option on the RA13, 14 and 16. Pretty cheap too but our distributor still decided to stock without. The new tech rep, friend of mine, is trying to convince them...
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    131

    Do the PVC pipes go out the roof or sidewall?

    Do the PVC pipes go out the roof or sidewall?
  5. Replies
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    141

    Rheem has all new equipment and it is well...

    Rheem has all new equipment and it is well thought out. The R96V is a great furnace. You can use the Econet communicating control with it and have extra control over the blower, it will do dehumidify...
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    122

    How's your insulation?

    How's your insulation?
  7. Replies
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    246

    7 year old Thermopride is just getting broken in....

    7 year old Thermopride is just getting broken in. They are right, best you could get. Oil bills seem pretty cheap. Do have to know your cost per gallon of oil and what the cost per therm of natural...
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    497

    The trouble with auto reset switches without a...

    The trouble with auto reset switches without a time delay is they'll cycle the compressor like a turn signal, especially with low pressure. I think there should be a time delay in the unit but most...
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    497

    We've got a few out. I don't like the idea that...

    We've got a few out. I don't like the idea that pressure switches are optional and our supplier won't stock the versions with them. For what they get for the units, they should have them. I guess it...
  10. Replies
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    150

    You need a professional to help you. Mismatched...

    You need a professional to help you. Mismatched system, coil in the return. You are going to have a mess.
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    94

    Ecobee comes with an adapter to make a C. Sensi...

    Ecobee comes with an adapter to make a C. Sensi doesn't require a C for heat/cool applications. Honeywell Vision Pro with EIM & Gateway require no wires.
  12. Replies
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    182

    Manual N for commercial.

    Manual N for commercial.
  13. Replies
    3
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    135

    That looks like a cooling coil serial number from...

    That looks like a cooling coil serial number from back when Armstrong made them. 60 is one of the Lennox/ADP coil plants.
  14. Replies
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    294

    Some of them old La Crosse Choo Choos were dual...

    Some of them old La Crosse Choo Choos were dual compressor even in 3 tons like that one.
  15. Replies
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    602

    Go for it. Sounds like you need ceiling registers...

    Go for it. Sounds like you need ceiling registers but we can tell more after seeing.
  16. Today's boilers run a lot cooler flue gas temp....

    Today's boilers run a lot cooler flue gas temp. They also have a vent damper that shut off warm house air from going up the chimney during the off cycle keeping the tile liner warm. So between those...
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    150

    Any new Rheem heat pump should be matched with a...

    Any new Rheem heat pump should be matched with a Rheem indoor coil which will have a TXV. If your indoor coil came with a piston, it is not a Rheem coil.
  18. Replies
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    416

    What crap is going to fall down a b-vent?

    What crap is going to fall down a b-vent?
  19. Wireless stat usually. The Prestige IAQ only...

    Wireless stat usually. The Prestige IAQ only needs 2 wires. The new Redlink Vision Pro with EIM is wireless. The old VP IAQ took 3 wires.

    Since labor is pricey, can slap a wireless stat on vs 2...
  20. My little 2 ton puts out a steady stream of water...

    My little 2 ton puts out a steady stream of water in humid weather with indoor humidity under 55%. So if you aren't getting any, your coil is above the dewpoint which would be rather high with 70% RH.
  21. Replies
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    151

    Still question that sizing. 2500 sq ft 1st floor...

    Still question that sizing. 2500 sq ft 1st floor and 5 ton in Maine? We don't see that here and we are now 92 with a dewpoint of 72. Steamy. How much of that glass is shaded or north facing?

    The...
  22. We had a lady complain about her cooling with new...

    We had a lady complain about her cooling with new equipment we installed last year. Turns out we had the low voltage wired wrong and we didn't have 100% blower capacity running.

    Anyway, despite it...
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    542

    Where is the evap in relation to the condenser?...

    Where is the evap in relation to the condenser? How long are the lines?
  24. Replies
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    416

    We do it all the time around here. I'd bet almost...

    We do it all the time around here. I'd bet almost every area does. If you look at the venting tables from GAMA, you'll see common flue sizing for FAN + NAT which is an 80 and a water heater. ...
  25. Replies
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    151

    Better be a huge space for 5 tons in Maine!!! You...

    Better be a huge space for 5 tons in Maine!!! You size to the cooling needs of the space. Someone needs to do a careful load calc to be sure unit is sized properly. With zoning, the variable capacity...
  26. Replies
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    416

    Looks really nice to me. Lot of small touches...

    Looks really nice to me. Lot of small touches that say there were professionals. I like the transition to the wider cased coil, most would just set it on the furnace and hope air got through the N...
  27. The SEER or efficiency (like MPG in a car) of a...

    The SEER or efficiency (like MPG in a car) of a cooling system depends upon both indoor and outdoor unit. The high velocity systems usually rate out so much lower in efficiency than the same outdoor...
  28. Replies
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    242

    Not all manufacturers recommend a 5 ton coil with...

    Not all manufacturers recommend a 5 ton coil with a 4 ton A/C. None of ours do. As for older units, I'd probably go with a 4 ton coil with the appropriately sized metering device. The 5 ton coil may...
  29. Something fishy there for sure!!! Kinda sounds...

    Something fishy there for sure!!! Kinda sounds like a chilled water fan coil. Don't know why you'd get a hiss with the system off though. But if the pumps are running and the water valve in your fan...
  30. The industry standard is to size equipment to...

    The industry standard is to size equipment to maintain 75 inside on the hottest day of the year, called the design temp. I tend to fudge that number down to 72 inside and fudge our local design temp...
  31. 1. Somewhere in the 10-20 range 2. Low...

    1. Somewhere in the 10-20 range
    2. Low refrigerant, dirty outdoor coil, dirty filter
    3. No, all the stat does is turn on the unit
    4. Unico units kill efficiency so buying a high SEER unit usually...
  32. The ones I mentioned will work with variable...

    The ones I mentioned will work with variable speed equipment that does dehumidify on demand. My Prestige IAQ triggers it on my Tappan and the blower slows way down. I can watch the humidity drop. Of...
  33. Replies
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    313

    Then there's the job we saw Friday. 2 older...

    Then there's the job we saw Friday. 2 older Bryant 2 stage units, wired on high only :(
  34. Replies
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    294

    Everyone makes a 3.5 ton in single stage. 1500 sq...

    Everyone makes a 3.5 ton in single stage. 1500 sq ft sounds more like a 2.5 ton to me in a mild climate but a GOOD dealer would do a load calc and size properly. Rarely is a current duct system sized...
  35. Replies
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    Holy cow! What are you getting for that. Gold...

    Holy cow! What are you getting for that. Gold plated equipment? It better be an entire duct system plus equipment.

    Get a couple more bids from dealers who come recommended by friends and...
  36. I would say that it is cheaper during a slow time...

    I would say that it is cheaper during a slow time of the year. Up here, winter can be wild, it's usually March/April when we have guys sitting home so the salesmen get pretty generous on their prices...
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    Don't know the answer to your question but this...

    Don't know the answer to your question but this thing will do the job.

    http://www.jacksonsystems.com/category/wireless-relays.html
  38. A lot of them do these days. The Honeywell 8321...

    A lot of them do these days. The Honeywell 8321 Vision Pros, Vision Pro IAQ, Prestige IAQ, Ecobee3, high end Emerson, couple of the high end Aprilaire. Some won't run a humidifier and do dehumidify...
  39. Replies
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    Opening Keynote: Who Do You Think You Are?...

    Opening Keynote:
    Who Do You Think You Are? Live Right, Do Right, LEAD Right Wednesday, September 16 Presenter: Jim "The Rookie" Morris
    A consummate storyteller, Jim will take the audience...
  40. Replies
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    386

    Glad you are coming again, GA. That keynote was...

    Glad you are coming again, GA. That keynote was an amazing story.
  41. Thread: Blu Vac

    by BaldLoonie
    Replies
    29
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    1,415

    My colleagues all had Thermals and I was...

    My colleagues all had Thermals and I was constantly sending them to repair. Most switched to Blu Vac and only problem and it was replaced in a week.
  42. Replies
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    287

    How old is it? Had a couple with problems and the...

    How old is it? Had a couple with problems and the mfr. said 5 year warranty, here's a new one. I think one was empty, other had a bad TXV. One was Aprilaire, can't recall the other - Santa Fe I think.
  43. You got Mexican instead of Chinese, probably a...

    You got Mexican instead of Chinese, probably a slight benefit.
  44. Replies
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    525

    Pretty typical to common vent the furnace & water...

    Pretty typical to common vent the furnace & water heater. The chimney needs a metal liner, can't tell from the picture if it has one.

    Liquid line drier is where it should be.

    Where is the air...
  45. I'd bet not with Trane. But you can give us the...

    I'd bet not with Trane. But you can give us the air handler model # and we can see.
  46. Then along came cheap homeowners with the...

    Then along came cheap homeowners with the Wal-Mart mentality of CHEAP CHEAP CHEAP. When I first started selling HVAC to homeowners in the early 90s, I gave a price and usually got the job. Now, the...
  47. Model #s? Don't know if you are comparing...

    Model #s? Don't know if you are comparing builder, deluxe or whatever.

    The Carrier Comfort outdoor unit and the Heil Entry Level are essentially the same. When you get into the deluxe, there are...
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    267

    We've had oodles of Rheem indoor coils leak, Nick...

    We've had oodles of Rheem indoor coils leak, Nick just changed one this morning. But none on the outdoor coil or compressor. So likely they got it. You could get a 2nd opinion - someone to sniff...
  49. Replies
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    442

    Not many packaged units out there that aren't...

    Not many packaged units out there that aren't using them. Rheem's new residential packs have them in & out.
  50. Replies
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    283

    Whole house ventilating dehumidifier is the best...

    Whole house ventilating dehumidifier is the best solution, it will dehumidify when there is no need for cooling.

    There was a thread on here about poor dehumidification on low when you have a...
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