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  1. Replies
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    If you connect a single stage thermostat to a 2...

    If you connect a single stage thermostat to a 2 stage furnace, the furnace board controls the stages based on time. A proper 2 stage thermostat will allow the furnace to switch between the stages as...
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    660

    It hasn't totally rusted yet, which is why I...

    It hasn't totally rusted yet, which is why I figured it might behoove me to ask your opinions before something bad might happen. Thanks for alleviating my worries; I will have to get over to the...
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    660

    Thanks for the advice. This was my first time...

    Thanks for the advice. This was my first time dealing with outside gas piping, and didn't want to find out I was screwing something up by either letting it go, or putting the wrong things on it.
    ...
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    660

    When we had a new furnace installed last year, a...

    When we had a new furnace installed last year, a leak was found in the gas pipe on the first elbow on our side of the gas meter outside. The contractor replaced the pipe section to eliminate the...
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    672

    I agree with Mayguy. I had a Trane XV90...

    I agree with Mayguy. I had a Trane XV90 installed last year, and requested the Bayvent termination kit. It keeps the termination in a very small area, and is about as noticeable as a dryer vent. ...
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    Just being curious as to why a 120k furnace with...

    Just being curious as to why a 120k furnace with 5 tons would require dual returns? Not being in the HVAC field, I don't have all of the base knowledge to understand the rationale. For comparison,...
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    2,218

    I have a VisionPro 8320, and it does in fact have...

    I have a VisionPro 8320, and it does in fact have a "circ" function which will cycle the fan on and off independent of a call for heat/cool. I don't know exactly the intervals, but it seems to split...
  8. Thread: Trane XV90

    by slab
    Replies
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    826

    I am experiencing the same sort of thing with my...

    I am experiencing the same sort of thing with my new XV90. It sounds like a minor vibration after the inducer fan kicks in, but then goes away once the main blower ramps up?

    The installation...
  9. Nea, I'm just a homeowner, but I just had a...

    Nea,

    I'm just a homeowner, but I just had a Trane XV90 2 stage variable speed installed , connected to an existing Goodman 5 ton 1 stage A/C in a 2 story house. I upgraded to the Honeywell...
  10. Replies
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    1,257

    Mark--thanks for the response. I had heard that...

    Mark--thanks for the response. I had heard that the Trane XL had some changes in the controls, but couldn't find any info to back that up.

    I have really learned alot from this site. Keep up the...
  11. Replies
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    1,257

    Is there really any difference between Trane's XL...

    Is there really any difference between Trane's XL thermostat and Honeywell's Vision Pro 8000 (other than the name stamped on the front)? I know the Trane is made for them by Honeywell, but also...
  12. Replies
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    I just didn't know if the being licensed by the...

    I just didn't know if the being licensed by the town would have any effect on insurance coverage or not. It's my experience that anything I don't ask about will probably bite me in the butt later...
  13. Replies
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    1,552

    Thanks, jutzya. That answered everything that I...

    Thanks, jutzya. That answered everything that I was wondering about. As always, I appreciate your taking the time to help.

    and to pagirl--I hope you didn't mind my adding the question to your...
  14. Replies
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    1,552

    Sorry about that, jultzya! I'm probably WAY...

    Sorry about that, jultzya! I'm probably WAY overthinking things. Alot of the information I have found relates to a whole system (2 stage VS furnace with 2 stage A/C); just making sure what is...
  15. Replies
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    I am planning on replacing my furnace soon, and...

    I am planning on replacing my furnace soon, and relatives of mine have a HVAC company that I would prefer to have do the work. The problem is they aren't licensed in our town (though they are in...
  16. Replies
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    1,552

    The question came up since I had upgraded to a...

    The question came up since I had upgraded to a digital programable single stage t-stat last year, and was wondering if it needed to be replaced with a new XV90 furnace. The contractor said he...
  17. Replies
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    1,552

    I have been told by one contractor that you don't...

    I have been told by one contractor that you don't necessarily need a 2 stage t-stat to run a 2 stage furnace; that you can set the 2nd stage to kick in after a certain time limit (i.e. 10 minutes if...
  18. Replies
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    1,196

    Just trying to show the wife approx. what we will...

    Just trying to show the wife approx. what we will be saving, since she is a little overwhelmed on the price of a 93% 2 stage VS furnace.

    Thanks for the insight. I have found the members here to...
  19. Replies
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    1,196

    I have a Lennox G11 furnace from 1978 that is...

    I have a Lennox G11 furnace from 1978 that is rated on the tag as 200,000btu input/160,000btu output. From those #'s , it would seem that the furnace is 80% AFUE, yet everyone I have talked to says...
  20. Replies
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    1,869

    I have a similar dilemma with only changing the...

    I have a similar dilemma with only changing the furnace, not the A/C. The previous homeowners had the outside unit changed due to hail damage, but the inside coil is still the original 27 year old...
  21. Replies
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    I am just a homeowner who has also heard the tale...

    I am just a homeowner who has also heard the tale concerning closing the registers to increase flow to the second story. I just want to make sure I understand the theory: By closing off the...
  22. Replies
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    That was my thinking; even though the cost of a...

    That was my thinking; even though the cost of a coil is nothing compared to the whole A/C system, it is enough to make me ask. When the topic was brought up, they suggested replacing the existing...
  23. Replies
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    Thanks for the advice. I have seen posts here...

    Thanks for the advice. I have seen posts here talking about outside units being matched to different sized inside coils, so it had just gotten me down that track. I figured it couldn't hurt to ask,...
  24. Replies
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    1,028

    I will be replacing my 27 year old 200K btu...

    I will be replacing my 27 year old 200K btu Lennox G11 furnace this summer with a Trane XV90 120K btu, and it has been suggested to replace the inside A/C coil at the same time. A previous homeowner...
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    6,883

    I have a Lennox G11 that is original to my house...

    I have a Lennox G11 that is original to my house built in 1979. Even though the heat exchanger is in great shape, I will be upgrading to a new furnace this summer; the furnace is way oversized, and...
  26. Replies
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    2,114

    Thanks for the tips. I am already planning on...

    Thanks for the tips. I am already planning on replacing this monster this summer, so it won't be an issue for much longer; It just took this long to convince the wife that a new furnace would pay for...
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    1,128

    I'm probably just overthinking the whole thing. ...

    I'm probably just overthinking the whole thing. I have a habit of trying to understand how everything works before I purchase, and from following this forum I felt the advice given here would be...
  28. Replies
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    2,114

    I appreciate the insight. I don't have any...

    I appreciate the insight. I don't have any experience with this type of filter, so I'm not exactly sure what is wrong
    I agree that a prop rod shouldn't have to be used, but without it, the cage...
  29. Replies
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    2,114

    My Lennox G11E-200V-4 upflow furnace uses a...

    My Lennox G11E-200V-4 upflow furnace uses a rolled fiberglass batting instead of a traditional 1 inch filter. The batting is stretched over a wire frame that covers the entire blower assembly, and...
  30. Replies
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    My second floor heats and cools okay; I think it...

    My second floor heats and cools okay; I think it is more a matter of my wanting more constant air flow. That is why I am considering the VS, so I can keep the airflow moving; just wasn't sure if...
  31. Replies
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    I have a 2600+ s.q. 2 story house located in NW...

    I have a 2600+ s.q. 2 story house located in NW Indiana (built in 1979) that I have owned for 5 years. It currently has a Lennox G11E-200V-4 (200k input/160k bonnet) which I think is original, plus...
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