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  1. Old Thread with an update, My Dealer just...

    Old Thread with an update,

    My Dealer just replaced my 2nd reversing valve Saturday. After being in cool mode all summer and working fine, the first time the XP-21 went in to heat mode it had the...
  2. Thank You VERY much for the bulletin you sent. ...

    Thank You VERY much for the bulletin you sent. My tech just left. Reversing valve sticking, both switching in to cool and switching back to heat. As soon as he tapped lightly with the handle of...
  3. Kevin, If there is an alert out from Davenet...

    Kevin,

    If there is an alert out from Davenet on this can you e-mail me the number or info on it so I can share it with my Dealer.

    My XP21 (2 ton installed in Dec.) will not heat since this past...
  4. I guess you didn't try googling it did you... ...

    I guess you didn't try googling it did you...

    Only about 625 results for it...Google Search
  5. I played around with the settings, either ended...

    I played around with the settings, either ended up with the blower trying to go wide open at full capacity, or causing high limit lockouts. The system is smart and the defaults that it recommends...
  6. I switched my SLP98 from Fixed CFM to Fixed DAT...

    I switched my SLP98 from Fixed CFM to Fixed DAT using the default temps. At the lower firing rates it runs the blower slightly slower but as the firing rate changes the blower speed changes to...
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    I have no choice on the location of mine, it's...

    I have no choice on the location of mine, it's under the left grill (looking from the access panel) of the condensing unit. Even at night it's a few degrees off from my Davis Sensor. Odd thing...
  8. I'm not sure that I'd rely on that being an...

    I'm not sure that I'd rely on that being an accurate indicator of the humidity in your home. Get yourself an electronic hygrometer/thermometer to get a more accurate measurement. Most home centers...
  9. Not attempting to hijack the OP's thread but I...

    Not attempting to hijack the OP's thread but I have 2200 amps of -48v batteries that I'm planning to charge off-peak and run on during on-peak as soon as I can afford the inverters. And eventually...
  10. Here is the fuel cost comparison using the...

    Here is the fuel cost comparison using the current rates in my area.

    My heat pump has a COP of 3.59 at 47f and 2.18 at 17f
    My furnace is rated at 97% AFUE
    My off peak electric is .03918...
  11. That is not necessarily true, I also have the...

    That is not necessarily true, I also have the on-peak/off-peak electrical rates.

    Down to 17 degrees my HP (HSPF 8.7) provides heat during the off peak rate for less than half the price of my 97%...
  12. Some of the guys around here take the old but...

    Some of the guys around here take the old but still servicable units and donate them to the Habitat for Humanity Re-Store. Then they can deduct them as a charitable contribution.
  13. Thread: TOM D

    by SJProwler
    Replies
    12
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    904

    The best thing you can do to prevent the same...

    The best thing you can do to prevent the same damage to your furnace is to make sure filters are changed on a regular basis, airflow is good and have an annual checkup by an HVAC Pro. (Preferably...
  14. Replies
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    3,795

    At 20 degrees F I am still getting 95 deg air out...

    At 20 degrees F I am still getting 95 deg air out of my registers with my heat pump. The gas backup is locked out to that point during my off peak electric periods.
  15. Replies
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    I would try to contact the gentleman that posted...

    I would try to contact the gentleman that posted right before your last post. He is from Denver and may be able to make a recommendation.
  16. Replies
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    1,119

    Nowhere in my manual does it say anything about...

    Nowhere in my manual does it say anything about requiring a power humidifier to use the precision setting and mine has been working fine.

    As far as your airflow issues, sounds like the ductwork...
  17. Thread: Clean House

    by SJProwler
    Replies
    26
    Views
    1,733

    After 15 years as a telephone repairman I've seen...

    After 15 years as a telephone repairman I've seen all the above and sometimes not just in the bad part of town. One family was a repeat offender. Guy was a bigwig with the worlds largest appliance...
  18. Replies
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    1,119

    Actually, choosing "precision humidity control"...

    Actually, choosing "precision humidity control" in setup on the icomfort will do the same as wiring to the EAC terminal. In fact if you aren't running continuous blower and there is a call for...
  19. Just did a network install in the summer home of...

    Just did a network install in the summer home of the CEO of the Morningstar Fund. Heating was all pex radiant floor, heated by ground source heat pump hot water.
  20. Replies
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    1,474

    Monroe, isn't that pretty close to the "No Heat,...

    Monroe, isn't that pretty close to the "No Heat, No Cool Action Fast" Area?
  21. Replies
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    2,268

    Dragging this one out of the mothballs... On...

    Dragging this one out of the mothballs...

    On Dec 21, 2010 an outstanding small local Lennox Dealer that was highly recommended by friends, family and co-workers did an outstanding job of...
  22. Replies
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    3,163

    I've had mine installed since 12/21/10. No...

    I've had mine installed since 12/21/10. No issues with operation or performance.

    There are only a few issues I've found and those are listed here;

    Loving my SLP98
  23. Replies
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    3,163

    Known issue, here is a link... Burner box fix....

    Known issue, here is a link...

    Burner box fix.
  24. Replies
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    774

    My old Rheem would have very little output of...

    My old Rheem would have very little output of condensate while it was running, however as soon as the inducer shut off a large amount would drain. Perhaps it's holding more condensate in the...
  25. My 2 stage heat pump runs in low, if it can't...

    My 2 stage heat pump runs in low, if it can't maintain it switches to high before it ever attempts to use aux heat. Not sure why you'd want aux heat strips coming on before you even get to the 2nd...
  26. Replies
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    1,587

    On a new install I'm not sure why you're here...

    On a new install I'm not sure why you're here looking for answers on a forum that states in it's rules no Do It Yourself info.:rules:

    If it was my system and wasn't connected correctly after I...
  27. Thread: Fun AC Story

    by SJProwler
    Replies
    20
    Views
    1,923

    Ok... we need to have a "Like" button... LOL

    Ok... we need to have a "Like" button... LOL
  28. Replies
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    5,006

    Sorry, it's actually page 15 of the manual and...

    Sorry, it's actually page 15 of the manual and the lowest the chart goes is 1 elbow and it states on the 90k that you can go 69' so in answer to your question.. YES!
  29. Replies
    10
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    901

    Resistance Strips are one of the most expensive...

    Resistance Strips are one of the most expensive ways to use electricity.



    Fix the fridge, turn the heat pump back on and then see what happens.
  30. Replies
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    3,554

    If you're concerned about the lines run across...

    If you're concerned about the lines run across the basement floor I'd go with the condensate pump. The condensate is actually not that corrosive however if you have a municipal sewer some...
  31. Replies
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    866

    Saddest part about all the Chinese crap out there...

    Saddest part about all the Chinese crap out there now. Even if you are willing to pay extra for a quality US made part, there isn't anyone left manufacturing them.

    Thank You to all the...
  32. Replies
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    5,006

    On page 25 of the installation manual it states...

    On page 25 of the installation manual it states "CAUTION! A separate drain line must be run to the drain from thecondensate trap. DO NOT connect the condensate trap drain into the drain line from...
  33. Replies
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    5,006

    With the condensate trap on the left hand side...

    With the condensate trap on the left hand side the unit needs to be raised 1/2 inch in the rear. That is per Lennox. I've had mine now since 12/21/2011 and not had any issues. Verify that your...
  34. My HP lineset is strapped to the floor trusses,...

    My HP lineset is strapped to the floor trusses, what would be a proper isolating mount to use?
  35. I've been here 4 years and 9 days and this is my...

    I've been here 4 years and 9 days and this is my 180th post...

    I feel like such an underachiever!!!

    :couchhide:
  36. Replies
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    2,026

    It's -6f outside, no wind, 1 degree below design...

    It's -6f outside, no wind, 1 degree below design temp. My sales guy figured my heat loss at 28,500 btu. The SLP98 is running at 38%, 352 cfm blower speed and maintaining the temp at an even 70deg. ...
  37. Replies
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    665

    It does appear there are some issues the...

    It does appear there are some issues the manufacturer has admitted to and instituted a recall for repairs so perhaps the boiler itself may have issues that need to be addressed. This covers the...
  38. Replies
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    2,026

    Haven't noticed if it works for the HP but if you...

    Haven't noticed if it works for the HP but if you look in the iComfort manual in the furnace setup there is a setting for "Fixed CFM" or "Fixed DAT".

    I used the default temps under the DAT setup...
  39. Replies
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    I know that the iComfort doesn't do defrost...

    I know that the iComfort doesn't do defrost tempering but I have yet to be able to tell when the HP is in defrost. The only way I can tell is if I actually catch it in defrost. Mine has never been...
  40. Replies
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    My daytime setback is 65 and programmed to...

    My daytime setback is 65 and programmed to restore 70 at 5pm. On a few days that I've been home the system will start recovery about 90 min before but the iComfort is set that it will incrementally...
  41. THAT is awesome!! I thought long and hard about...

    THAT is awesome!! I thought long and hard about going with an Acadia but there were no local dealers in my area so for future service concerns I ended up opting for a dual-fuel Lennox SLP98 and XP21...
  42. Replies
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    Loving my SLP98

    I've had my new Lennox SLP98 now for a month, haven't seen any utility bills yet so can't comment on any savings but this house has never been more comfortable.

    Being curious and an HVAC geek, of...
  43. Truly another example of why there are HVAC Pro's...

    Truly another example of why there are HVAC Pro's out there and why each one of them will take their turn being "on-call". To save the lives of unsuspecting family members of do it yourselfers that...
  44. Replies
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    1,389

    Sault St. Marie Michigan still has lots of homes...

    Sault St. Marie Michigan still has lots of homes with coal heat. Most older units with the "stoker". First time I visited my cousins that lived there I wondered why they had a dishwasher hooked to...
  45. Replies
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    I made that a few other suggestions to the Lennox...

    I made that a few other suggestions to the Lennox Tech I spoke with. My sales guy also sent the suggestions to his rep at Lennox only because 5 other customers had the same suggestions. I've also...
  46. Replies
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    1,946

    I'm doing the same thing with my Heat Pump on my...

    I'm doing the same thing with my Heat Pump on my new system. Off peak is .034 per kwh and on peak is .148 per kwh delivered price. Since I have an iComfort thermostat with my new system I'm using...
  47. Replies
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    Sonic, See below... post #9 ...

    Sonic,

    See below... post #9

    http://hvac-talk.com/vbb/showthread.php?t=684261
  48. A regular programmable stat allows you to do a...

    A regular programmable stat allows you to do a setback, a dual fuel should allow you to choose which fuel you want to use during a program.

    Why isn't there a stat able to do this, it's a simple...
  49. I too have the iComfort Touch with dual fuel and...

    I too have the iComfort Touch with dual fuel and it's absolutely the weakest link in the system.

    It has nothing that tells you whether the heat pump or furnace is running, or what stage either is...
  50. Thread: Please Help

    by SJProwler
    Replies
    27
    Views
    1,680

    If the unit appears to be running and then...

    If the unit appears to be running and then shutting down before the thermostat is satisfied it may be shutting down on the high limit switch. Verify that your filters are clean and that all...
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