Search:

Type: Posts; User: geob

Search: Search took 0.00 seconds.

  1. Replies
    5
    Views
    949

    I have a Trane XV90 variable speed furnace with a...

    I have a Trane XV90 variable speed furnace with a TXC036C A-Coil. There a two main outlet trucks, one coming off each side of the plenum. I'm measuring the outlet temp where each truck mates with the...
  2. Replies
    129
    Views
    5,999

    Got back from a Thanksgiving trip last night, I...

    Got back from a Thanksgiving trip last night, I was hoping for a few replies to my original post of this question. When I seen the number of replies I instantly new I wouldn't find a simple answer to...
  3. Replies
    129
    Views
    5,999

    Why do you ask??

    When I had my furnance replaced the contractor told me that I had more than required. I asked if he should remove some so as to optimize the system. He said that's not required. I don't know if this...
  4. Replies
    129
    Views
    5,999

    Is there any downside to having more return runs...

    Is there any downside to having more return runs than are actual needed to support the outlet(heat\AC) runs. I have a 2 stage , variable speed furnance.
  5. Replies
    1
    Views
    1,088

    For a crawl space application I want to use...

    For a crawl space application I want to use flexible insulated ducting. They are offered in both a metal foil or mylar outer wrapping. They both are rated at the same R value....so what's the...
  6. Replies
    12
    Views
    1,059

    THANKS chapmanf .... I did a BTUH input...

    THANKS chapmanf .... I did a BTUH input measurement for both stages and they appear to be close, not within 2% more like 5-6%, but I only time input Cu Ft for a minute. So the 5-6% I'm seeing may be...
  7. Replies
    12
    Views
    1,059

    I can see how a high temp would hurt the heat...

    I can see how a high temp would hurt the heat exchanger ...but how does a low temp rise damage it.

    Also, the measured BTUH input is about 6% lower than the furnaces rated input BTUH. Although...
  8. Replies
    12
    Views
    1,059

    The 29 degree rise is at 2nd stage heating, and I...

    The 29 degree rise is at 2nd stage heating, and I misquoted the CFM setting. The lowest for 2nd stage is 1100 CFM, the 800 CFM is the lowest for the 1st stage. Since the temp rise is below spec can I...
  9. Replies
    12
    Views
    1,059

    I have a Trane XV90(80,000BTU) 2-stage, variable...

    I have a Trane XV90(80,000BTU) 2-stage, variable speed furnace. The temp rise(inlet to outlet) is measuring only 29 degrees, while the furnaces spec's a 35-65 degree rise. The blowers airflow is set...
Results 1 to 9 of 9
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event