Search:

Type: Posts; User: Fireferg73

Search: Search took 0.01 seconds.

  1. Replies
    12
    Views
    942

    So, after a bit more experimenting, I have...

    So, after a bit more experimenting, I have concluded that the condenser only makes a loud noise starting if it is starting in 1st stage. If I turn down the stat enough to make it start in 2nd stage,...
  2. Replies
    12
    Views
    942

    I do have the I Comfort stat connected to the...

    I do have the I Comfort stat connected to the XC-21 and SL280 furnace.
  3. Replies
    12
    Views
    942

    Yeah, I figured it would want full capacity for a...

    Yeah, I figured it would want full capacity for a colder coil and then cut airflow. Works very well during our monsoon time, which is right now in Tucson. Hot and muggy.
    No bang on startup if it is...
  4. Replies
    12
    Views
    942

    Mine calls 2nd stage for dehum. Cuts airflow by...

    Mine calls 2nd stage for dehum. Cuts airflow by 70%.
  5. Replies
    12
    Views
    942

    XC-21 loud start

    Hello, I also have a Lennox XC-21 condenser that starts with a loud bang. The thing is, it doesn't do it all of the time. There appears to be no rhyme or reason when it does it. It was installed...
  6. Replies
    20
    Views
    2,719

    I made some tweaks in my IComfort tstat to help...

    I made some tweaks in my IComfort tstat to help mine. Not sure about giving advice since I am just a homeowner and not a professional. Good idea to get your installer to give it a look.
    I found I...
  7. Replies
    20
    Views
    2,719

    Very true, this is a Lennox IComfort...

    Very true, this is a Lennox IComfort communicating stat.
    One thing the installer did was raise the stat differential up one degree because he stated that it was off a little in reading the house...
  8. Replies
    20
    Views
    2,719

    No CPH choice in stat that I can see. It has...

    No CPH choice in stat that I can see. It has something that says heat/cooling stages locked in but that is all I can see. This is an I comfort stat.
  9. Replies
    20
    Views
    2,719

    Old unit was 3.5tons, single stage Rheem 10 Seer...

    Old unit was 3.5tons, single stage Rheem 10 Seer coupled with a single speed furnace.
    And yes, I agree I need to confirm the J calculations.
  10. Replies
    20
    Views
    2,719

    Ok, first stage is set for 1000 CFM and second...

    Ok, first stage is set for 1000 CFM and second stage is set for 1500 CFM.
    It seems to do most of its work in first stage, day and night but it definitely doesn't run for fifteen or twenty minutes...
  11. Replies
    20
    Views
    2,719

    I can see in the diagnostics on the Icomfort that...

    I can see in the diagnostics on the Icomfort that it does operate a lot of the time at 70% on the condensor, which is low stage.
    Temp in the house feels ok, Rh @ around 35-38% per the stat.
    ...
  12. Replies
    20
    Views
    2,719

    New Lennox system

    Hello, I have a question regarding a new Lennox split system
    system info:
    Condensor:XC21-048-230-08
    Furnace:SL280UH090V60C-03
    Coil:CH33-50/60C-2P-3

    Do these components match?
    I believe the...
Results 1 to 12 of 12
Comfortech Show Promo Image

Related Forums

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