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  1. Replies
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    Pergola over direct vent gas FP exhaust

    I'm considering buidling a pergola off the back of our house, however, the wall I want to attach to also has the exhaust thimble from a direct vent gas fireplace, about 5 feet below where the pergola...
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    VS blower and AC question

    I know there is probably not simple answer to this but here goes... For central AC, is there a difference in cooling output when the blower is slowed to dehumidify?

    Thanks.
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    Can the xv95 be adapted to work with the new...

    Can the xv95 be adapted to work with the new communicating trane stat? Just curious.
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    Pros, correct me if I'm wrong. But, because of...

    Pros, correct me if I'm wrong. But, because of how the 16 is wired to the furnace, I'm pretty sure the reduction in fan speed is the same (approx 80% of 2nd stage), first stage on the 16 vs....
  5. Thanks, BaldLoonie. If it is paired with the...

    Thanks, BaldLoonie.

    If it is paired with the xv, do you know if it has the same dehumidify-on-demand issue as the non-communicating 16i?
  6. Trane question, communicating w/ non communicating

    Question for the Trane guys...

    Can an xv95 (non-communicating) gas furnace be paired with the new communicating version of the xl16?
  7. Thread: Trane XL20i

    by Cub
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    Was keeping an eye out for this one. Checked out...

    Was keeping an eye out for this one. Checked out ARI -- was hoping the btu numbers for the HP would be better.
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    Trane xv95 - is this normal?

    Hi all,

    When our furnace switches from second stage heat to first stage heat (right after the stat clicks), the blower sounds like it shuts off completely for a split second, then engages in low...
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    Honeywell IAQ and dual fuel

    Hi all,

    Wondering about the Honeywell IAQ and adaptive recovery for a dual fuel setup. In this case, heat pump and natural gas. I read on here a while back that if the heat pump is not heating...
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    Bathroom fans, humidistats, and ducting quesiton

    We have a full bath whose bathtub is somewhat closed off from the rest of the bathroom. So, the existing exhaust fan doesn't always remove humidity from the bathtub area, even if left on for 30 min...
  11. Thread: Trane Units

    by Cub
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    813

    That's great news. I'm in a similar situation as...

    That's great news. I'm in a similar situation as you, and would love to have a 2 stage HP. But, at least on the ahridirectory.org site, the 15's performance is so much better than the 19 in...
  12. Thread: Trane Units

    by Cub
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    813

    Any word on when they might have the 410 version...

    Any word on when they might have the 410 version of the 19i?
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    Top of page... ...

    Top of page...

    http://www.hvac-talk.com/vbb/showthread.php?t=163699&page=3
  14. Replies
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    Thanks for the info. Agree on the 2 stage setup...

    Thanks for the info. Agree on the 2 stage setup -- I'd like to have it for both the HP and furnace. I like the comfort and quiet it brings. With the understanding that the added cost will likely...
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    Good question, Drippy. I go back and forth on...

    Good question, Drippy. I go back and forth on the 16i mostly because I want to get the IAQ thermostat. I don't like the way the 16i messes with the dehumidify-on-demand feature to slow down the...
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    Hey man, I'm on a budget... :D

    Hey man, I'm on a budget... :D
  17. Replies
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    Thanks for the responses. We tend to run the...

    Thanks for the responses.

    We tend to run the AC a bit more often, esp in the spring, b/c my wife has allergies and mild asthma. Even with that, I doubt we'd save enough to offset the added cost...
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    Natural gas. Located in southern Ohio. ...

    Natural gas. Located in southern Ohio.

    Electric is about $.11 per KWH, gas is about $1.40 per CCF.

    Not sure what DX cooling is...Current AC is a Carrier Weathermaker 10-12 seer model from...
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    Trane heat pump - 15i vs 19i

    Wanted to get some opinions on how the Trane xl15i heat pump compares to the xl19i heat pump. I currently have an 80,000btu xv95 gas furnace and am interested in setting up a dual fuel system. It...
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    Ours is a direct vent model, the directions...

    Ours is a direct vent model, the directions recommended shutting off. I'll check to see if they gave a specific reason; I can't remember off the top of my head.

    Is yours ventless? -- Maybe the...
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    Thanks, key. Does your fan speed slow down...

    Thanks, key. Does your fan speed slow down slightly, during the 90 seconds?
  22. Replies
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    Trane Question - blower speed at shutdown

    Have a Trane xv95 currently working with an older carrier AC unit. It's working great, keeps the house cool and rh down, but I have a question. When the thermostat (TCONT803) is satisfied, I hear...
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    Off for the summer. There's something in the...

    Off for the summer. There's something in the directions about shutting it off for extended periods of non use. Also saves some $$.
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    We have a ng stove, one that looks like a wood...

    We have a ng stove, one that looks like a wood burner. Its pilot has four flames and I think we calculated that it uses something like 6 ccf a month.
  25. I'd keep fighting it -- seems like if 40 therms...

    I'd keep fighting it -- seems like if 40 therms worth of gas went somewhere you'd either have a really warm house or a really strong ng smell...
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    Key, I've got the 803, too. Do you have...

    Key,

    I've got the 803, too. Do you have humidity control enabled on the stat along with comfort-r? ? How well is it doing?
  27. Thread: Warranty Questions

    by Cub
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    OK, that makes sense. The new furnace is an...

    OK, that makes sense. The new furnace is an xv95, 80k -- not sure of the exact serial number.
  28. Thread: Warranty Questions

    by Cub
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    In all likelihood, I won't be. We have a service...

    In all likelihood, I won't be. We have a service contract with the company that installed the furnace, and have been pretty happy with them. I'm just curious about how these things work.

    So...
  29. Thread: Warranty Questions

    by Cub
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    It's not a dealer's warranty -- hey, give me some...

    It's not a dealer's warranty -- hey, give me some credit, I'd have figured that out :o .
  30. Thread: Warranty Questions

    by Cub
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    947

    Appreciate the responses -- very helpful. ...

    Appreciate the responses -- very helpful.

    So, is warranty work basically exclusive to the installing company? Can it be taken over by another company? Or is that a no-no?
  31. Thread: Warranty Questions

    by Cub
    Replies
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    947

    Warranty Questions

    I purchased new furnace last winter, but did not have the AC done because it still works. So basically my hvac system is a loveable mutt -- new Trane furnace and an old Carrier AC. The new furnace...
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    My guess is that with the AC essentially off...

    My guess is that with the AC essentially off until the house warms up 4-5 degrees... for the amount of time it takes for the indoor temp to rise that much, the indoor RH could go up 10-20%.
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    Thanks for the responses.

    Thanks for the responses.
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    Kevin, I re-checked it -- there's no "a" in...

    Kevin,

    I re-checked it -- there's no "a" in the model number. Does that make a difference? :confused:
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    Thanks Kevin.

    Thanks Kevin.
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    Pros -- what's my SEER?

    Hi,

    I have an "older" Carrier Weathermaker/Performance series AC, Installed in the early 1990s. It's a 3.5 ton, as far as I can tell. Model numbers are:

    Outdoor: 38TRO42300
    Coils: ...
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    Keeping it from cycling between the two stages --...

    Keeping it from cycling between the two stages -- would that also help reduce wear and tear on the equipment?
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    Belt drive is quieter, multi speed is nice. Most...

    Belt drive is quieter, multi speed is nice. Most important, make sure you have enough ventilation on the exhaust side of the fan.

    Ours is an Attic Aire; had it for about 4-5 years, no problems. ...
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    I also have the 803. Hole in the wall is sealed,...

    I also have the 803. Hole in the wall is sealed, no direct sun, central location in house. I see the exact same thing happen. I just chalk it up to one of those nuances.

    What's funny, is that...
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    It was set to 3 CPH and cycling basically 10...

    It was set to 3 CPH and cycling basically 10 minutes on and 10 minutes off. RH would drop a point or two, but come back to where it was during the off time. Now it basically runs 15 on and 15 off. ...
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    This is exactly what we did and it worked. ...

    This is exactly what we did and it worked. Dropped the RH about by about 5-7%.
  42. Thread: Cool down time.

    by Cub
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    Don't get me wrong -- I love having the 803. And...

    Don't get me wrong -- I love having the 803. And it's cool looking, too.

    On the fuzzy math, I'm saying it helps to know about it.
  43. Thread: Cool down time.

    by Cub
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    Pepster, there was a dicsussion on here a while...

    Pepster, there was a dicsussion on here a while back about the Trane/Honewell stats and their use of 'fuzzy math' when displaying temperature. Basically, if the room temp is within one degree of the...
  44. Thread: Exhaust Fan?

    by Cub
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    1,248

    Pretty sure you need to open some windows to make...

    Pretty sure you need to open some windows to make a whole house fan work properly.
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    Not a tech, but 100 watts doesn't seem like much...

    Not a tech, but 100 watts doesn't seem like much from an energy savings standpoint. On some other posts, the techs have said that lowering blower speed decreases efficiency. So, I'd have to wonder...
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    Gotcha -- thanks for the explanation.

    Gotcha -- thanks for the explanation.
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    Beenthere, How would that work? The more...

    Beenthere,

    How would that work? The more humid your location, the better off you'd be with 2 stage for dehumidification?
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    If you have 2 stage AC, would comfort R be less...

    If you have 2 stage AC, would comfort R be less critical for dehumidification?
  49. Thread: House Insulation

    by Cub
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    Agree with Pikey. Depending on what you are...

    Agree with Pikey. Depending on what you are upgrading from, sealing leaks might give you a higher ROI.
  50. Thread: Your Opinion !!!

    by Cub
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    If you like 2-stage gas heat, consider that...

    If you like 2-stage gas heat, consider that depending on how gas and electric prices fluctuate, going with the higher end HP will give you the best options of both for heating.
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