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  1. Replies
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    I am a homeowner with a VisionPro-equivalent...

    I am a homeowner with a VisionPro-equivalent TRANE tstat for a 2-stage scroll comp in a XL16i straight A/C.

    According to my experience, 2nd stage gets called when either 1st stage loses ground and...
  2. Thread: New Trane System

    by bdawg
    Replies
    18
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    5,073

    I (garden-variety home owner) have the...

    I (garden-variety home owner) have the XL16i-TCONT803 combo, and as Mark's said, it does an excellent job in humidty removal. Even Adaptive Intelligent Recovery works in tandem with humidity control...
  3. If you live not too far from the North-Eastern...

    If you live not too far from the North-Eastern 'burbs, I'd recommend KNIGHT Air & Heating in Snellville. I had a complete TRANE HVAC system installed by them last fall, and I am a happy camper. (See...
  4. Replies
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    2,233

    In short, last fall I had a new TRANE system,...

    In short, last fall I had a new TRANE system, consisting of XV80, XL16i (A/C) and TCONT803 (OEM VisionPro TH8321) installed, and I couldn't be happier during our mild southern winter.

    Cooling...
  5. Replies
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    3,786

    Yep, Nord, that's exactly how I felt first: ...I...

    Yep, Nord, that's exactly how I felt first: ...I don't need no stinkin' thermostat tellin' me what's goor fer me... :D

    Then I gave it a try,... and, now I like it. Well, I am an old fart and warm...
  6. Replies
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    1,755

    ... because of the conventional wisdom of this...

    ... because of the conventional wisdom of this Forum. :D

    The furnace needs to output a certain amount of heat to maintain or to reach a Setpoint. This can be delivered in either lots of short...
  7. Replies
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    1,755

    I have the Cho-Cho version (XL803) of the TH8321,...

    I have the Cho-Cho version (XL803) of the TH8321, and this is how it works in HEAT mode: It always calls for 1st stage HEAT, except when
    [list=a]
    in recovery and the Inside Temp is two...
  8. Thread: 1st or snd stage

    by bdawg
    Replies
    7
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    923

    IF you have one of the VP-832x series multi-stage...

    IF you have one of the VP-832x series multi-stage TS AND straight gas heat (No FP!) AND the common terminal in your TS is hooked up (backlight is on), THEN, with a piece of wire jumper the unused...
  9. Replies
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    1,281

    Satisfied Trane (subsidiary of American Standard)...

    Satisfied Trane (subsidiary of American Standard) owner here...

    Get a 10-year manufacturer (if AS offers it) parts and labor warranty. Usually, with such a warranty, any factory-authorized...
  10. i g: I have the Cho-Cho version of TH8321, and...

    i g:

    I have the Cho-Cho version of TH8321, and it behaves the way you've described. I have learned on this Forum that all VP thermostats play this little "cheating game" just to make the dumb home...
  11. Replies
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    1,807

    I am homeowner with a XV80 and a XL803 with a...

    I am homeowner with a XV80 and a XL803 with a XL16i straight A/C unit, so I can only answer your second question(s).

    Yes, the XL803 has built-in humidity control and you can use that to dehumidify...
  12. Replies
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    1,588

    Check out the AutoFlo S2000...

    Check out the AutoFlo S2000 steam humidifier. It has its own humidistat, and controls the furnace/airhandler blower independently of the thermostat.
  13. Replies
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    1,417

    Either that, or we've been mixing Fahrenheit and...

    Either that, or we've been mixing Fahrenheit and Celsius. ;)
    (deltaTf = 1.8deltaTc, that is a temperature change of 1C is almost 2F!)

    In my previous post, I am also guilty of being sloppy; I...
  14. mayguy is right, if additional indoor sensors...

    mayguy is right,

    if additional indoor sensors are used, the thermostat's internal sensor is inoperative.

    Although there is only one pair of terminals (S1 and S2) for external temp sensors on...
  15. Replies
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    1,417

    I have the Trane-version of the VP-8321, and...

    I have the Trane-version of the VP-8321, and according to my experience, the TS calls for 2nd stage heat in two occasions; both being independent of whether Adaptive Intelligent Recovery or...
  16. Thread: Insulate duct's

    by bdawg
    Replies
    12
    Views
    1,522

    As cem-bsee has said, sealing off the crawl space...

    As cem-bsee has said, sealing off the crawl space is a good idea; however, whether you do it or not, you should insulate the supply ducts.

    Your contractor should've done this already, but you can...
  17. Thread: Insulate duct's

    by bdawg
    Replies
    12
    Views
    1,522

    I am not an expert, just another homeowner,... ...

    I am not an expert, just another homeowner,...

    You may have several factors contributing to your less than satisfactory heating. Inadequate insulation or lack of it in the crawl space might be one...
  18. Replies
    2
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    732

    Is that the RTH8500? If it is, then it's a...

    Is that the RTH8500? If it is, then it's a touch-screen digital TS.

    I have a VP8321, and found that it cheats by manipulating the Inside Temperature display. It works (governs the furnace) as...
  19. Replies
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    1,465

    Okay, so it's a feature, not a bug...:rolleyes:...

    Okay, so it's a feature, not a bug...:rolleyes: Thanks hq4ever!



    Aw Mark, but this is my hobby (now, that the grass' stopped growing outside...)! :D
  20. Replies
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    1,465

    Thermostat is a Trane TCONT803, that is the...

    Thermostat is a Trane TCONT803, that is the VisionPro TH8321, and I have noticed a very peculiar behavior to which I was reminded by the Haunted Thermostat thread.

    When it's Recovery-time at...
  21. Replies
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    1,043

    Thanks, mayguy! Now, I know what to do... I...

    Thanks, mayguy!

    Now, I know what to do... I wish I had one more LED tho (have 2-stage heat & cool).
  22. Replies
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    1,043

    TCONT803 is in heat-mode with HC enabled. I have...

    TCONT803 is in heat-mode with HC enabled. I have switched over from Conventional Recovery (CR) to AR, and it works. With a setback of 2F it always starts with 2nd stage (just as in CR mode), then,...
  23. Thread: xv90

    by bdawg
    Replies
    1
    Views
    647

    I am not a Tech and I only have a XV80, but...

    I am not a Tech and I only have a XV80, but wiring and operation should be the same as with your XV90.

    Comfort-R, or 'enhanced mode' works in 'cool' only and the setup has no effects on heating.
    ...
  24. Replies
    47
    Views
    3,786

    Wow! the VisionPro 8000 Touchscreen Programmable...

    Wow! the VisionPro 8000 Touchscreen Programmable Thermostats
    don't even have Setup Number 0290! Nada! What verison of VP do you have?
  25. Replies
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    919

    Question is, whether it's just a 'dumb' reminder...

    Question is, whether it's just a 'dumb' reminder popping up the message after a set 'elapsed' time, or it calculates time of 'service'. Even in this latter scenario, there may be no option to display...
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