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  1. Thread: Air purifier

    by salmike
    Replies
    42
    Views
    1,674

    It is not just a 24x24 hepa filter box. Be...

    It is not just a 24x24 hepa filter box. Be careful with the term "HEPA". There are good filters and bad filters. With our current pandemic, good filter availability is quite spotty. The reason I...
  2. Thread: Air purifier

    by salmike
    Replies
    42
    Views
    1,674

    I personally do not trust ozone, ionization, or...

    I personally do not trust ozone, ionization, or photo catalytic technologies just yet for occupied spaces. Are our lungs really designed to inhale this over long periods? I guess we will find out....
  3. Carrier Chiller HSIO replacement options - HK50AA009

    Carrier Chiller 30GN-050-L-510KA
    Serial shows its from 1995.

    Carrier RCD is advising this board is obsolete and that the repair program does not cover this part#. It would have had to been...
  4. Use a "Large Bypass" april aire 700 with the #35...

    Use a "Large Bypass" april aire 700 with the #35 pad.

    If you cannot get the humidity acceptable, wire it so it humidifies with the fan as well as with heat. Alot of control boards will not use...
  5. Replies
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    914

    Turtle Wax has really struck gold with their new...

    Turtle Wax has really struck gold with their new consumer lines (Seal & Shine and Hybrid Solutions) that it makes the professional product makers quiver in their shoes. You can get legit shine and...
  6. Replies
    13
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    654

    Honestly there are no such thing anymore for...

    Honestly there are no such thing anymore for "good shoes".

    Redwing are supposed to be the best, but after looking at them, im not all that sure.
  7. Infiltration from a negative pressure in the...

    Infiltration from a negative pressure in the house? Attic fan stuck on in the winter? Etc.,
  8. Replies
    6
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    660

    Yes this coil had too low resistance (not yet a...

    Yes this coil had too low resistance (not yet a short) and popped a 3amp fuse as well. When I removed the valve and manually energized it with a transformer smoke came out under the grey cover. I...
  9. 986TC would work. Its a 2 stage, Evolution...

    986TC would work. Its a 2 stage, Evolution compatible.

    Absolute worst case is buffer into the job a new evoltion user inferface just as a last resort. As of yet there is no software...
  10. Replies
    6
    Views
    660

    Honeywell VR8215 gas valve failures?

    Anyone seeing a higher failure rate with these? Especially coils shorting?

    821760
  11. If you happen to find ones out in the field that...

    If you happen to find ones out in the field that still have the full stainless secondary HX, you may consider gutting the cabinet and installing a new modern honeywell or W/R board and controls.
    ...
  12. Towards the end the genuine carriers were not...

    Towards the end the genuine carriers were not good either. That design and the furnace needs to be retired. They are still supported but the HX's are now completely out of warranty, and the edge...
  13. You can use a new model (2 Stage) infinity...

    You can use a new model (2 Stage) infinity furnace on the existing 2008 era zone panel / user interface with no issues.

    However you **cannot** use a 59MN7 furnace model with the DC gas valve...
  14. You and Billydougnuts bring up an excellent...

    You and Billydougnuts bring up an excellent point. Your frustrations are equally shared by us who have to support the product at a wholesale level. The handling, ordering, stocking, and shipping...
  15. I apologize I missed your post. I've been...

    I apologize I missed your post. I've been inactive on here for a while.

    So the furnace you are referring to us considered to be called the "Legacy 40 Inch". This particular model is very robust...
  16. I hope the pics show up. The issue was 2...

    I hope the pics show up. The issue was 2 distinct problems, the burners themselves are too rusty, way too rusty in my opinion. And combined with this level of corrosion, the flame signal cannot...
  17. We did jumper our own ground from scratch with...

    We did jumper our own ground from scratch with aligator clips. We jumpered to the burner in front of FS, then to GV ground, then to board ground, then over to the incoming electrical ground. Yes...
  18. I inspected them all. Im going to cut some of...

    I inspected them all. Im going to cut some of them out and solder direct like the 4 pin that houses all the incoming hots, neutrals, and grounds.

    Question, how would the GV cause this. Reason...
  19. Yes orange wire, and we tried (4) oem boards,...

    Yes orange wire, and we tried (4) oem boards, Part# 62-24084-01 and 62-24084-82

    I did not try a GV. But it is not over drawing current. Transformer is going from 27.6 vac in standby, to 26.3 vac...
  20. RGRA-10EZAJS DF5D707 F3295 0204 Original...

    RGRA-10EZAJS
    DF5D707 F3295 0204

    Original Board 62-24084-01
  21. Three eight hours days with two tech, and I spend...

    Three eight hours days with two tech, and I spend 3 hours going over it again and they seemed to nail evertyhing.
  22. Its a 1997 date code and the original board has...

    Its a 1997 date code and the original board has the two green and one amber LED.

    The amber LED is not lighting at all. Like its not seeing any flame signal of any kind.
  23. Oh, and like a dummy I accidentally deleted the...

    Oh, and like a dummy I accidentally deleted the photo of the nameplate but its a late 1990's rheem 90% condensing furnace.
  24. Rheem 50M56U-843 board replacement -No flame sense

    Another technician replaced 4 oem boards to no avail. No flame signal at all was the original issue.

    I installed a known good 50M56U-843 white rodgers board and all I get is a flashing red light...
  25. Replies
    6
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    1,978

    Its based on the distributor, not so much...

    Its based on the distributor, not so much "Carrier". There are two sides of the coin here. I have witnessed legit calls for tech support where there is a very difficult problem to nail, and have...
  26. Replies
    21
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    2,146

    You cannot block orfices. It will throw off the...

    You cannot block orfices. It will throw off the X-AIR and you will have one free hx chamber putting fresh cold air into the secondary.

    I bumped my post up top for ya so you can read about the...
  27. Back up top for the guy that wanted a 32,000 btu...

    Back up top for the guy that wanted a 32,000 btu furnace.
  28. Replies
    21
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    2,146

    Carrier / Payne has a 26,000 model out. It is...

    Carrier / Payne has a 26,000 model out. It is quite impressive.
  29. Carrier/Bryant/Payne hands on tear down with 26,000 furnace.

    We all got to do tear down training on the not so famous 26,000 furnace that Carrier/Bryant/Payne has been offering since about late 2016. Was an interesting learning experience. I bet we will...
  30. Replies
    21
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    2,751

    Good to know. I still have my browser open...

    Good to know. I still have my browser open before the crash, and can copy paste.
  31. Replies
    21
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    2,751

    Should we repost our threads or hang tight?

    For those of us who had active topics / threads lost, do we repost them, or will they be recovered as time goes on?
  32. Hence my inquiry. It seems all the subsidiaries...

    Hence my inquiry. It seems all the subsidiaries are also moving with their parent company. There is no confirmation as of yet.
  33. Residential furnaces, what brand still made in USA?

    To my knowledge, quite a few brand are already being made in mexico, or are in the process of moving. Can anyone summarize the main brands still assembled in USA?
  34. Replies
    40
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    17,903

    I wonder if the square d version is any better. ...

    I wonder if the square d version is any better. I personally think any of them using a MOV to handle the surges, would fail the same violent way. I am perplexed as to why these are not encased in a...
  35. Replies
    40
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    17,903

    Would definatly be interested in hearing more...

    Would definatly be interested in hearing more about this.
  36. Replies
    13
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    8,847

    Yep, an old skool dial a charge just for the...

    Yep, an old skool dial a charge just for the storage. I have a nice tiff scale.

    My 16 seer unit is charged with 20 feet. The 13 seer model is 15 feet.

    I onlhy have a 13 degree temp drop, so...
  37. Replies
    13
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    8,847

    How much R-410a per foot of 3/8" lineset

    Yes I will be doing superheat and subcool calcs. Reason I am asking is because I am in sales now and do not have a jug of R-410a. I am going to take an old skool charging cylinder over to a friends...
  38. Replies
    3
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    977

    On a side note, I am selling a lot of oversized...

    On a side note, I am selling a lot of oversized equipment to contractors that are NOT sizing. And if they are, they go too big just to be safe.
  39. Replies
    10
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    2,130

    No they do not, but you can get two stage units...

    No they do not, but you can get two stage units that do not communicate and set for 350 per ton. So buy a 4 ton and configure evolution control accordingly. On to the next issue, you cannot buy a...
  40. Replies
    10
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    2,130

    3.5 two stage would be better for that sq ft. It...

    3.5 two stage would be better for that sq ft. It must be very well insulated!!!!!
  41. Replies
    10
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    2,130

    OK, so I sell carrier at a wholesale level. The...

    OK, so I sell carrier at a wholesale level. The evolution touch thermostat will pickup the models and serials from the boards and find a mismatch. You could cheat by swapping out to a new board in...
  42. There are two industry rumors depending on which...

    There are two industry rumors depending on which OEM bulletins you read. "There was an unathorized change to a rust inhibitor used by a supplier". Certain reps will tell you it is an inhibitor used...
  43. With any "additive" in any fluid, it wears out,...

    With any "additive" in any fluid, it wears out, depletes, reverts back to a neutral state over time. I am quite concerned. Homeowners don;t even know who copeland is, they just know that brand...
  44. TXV Crisis with anti rust additve - Whats the straight drop this year?

    What is the straight dope on this issue from what you guys see in the field? Some OEMs say relace TXV, failures should not occur 2nd time. Other OEMs say don;t replace, simply use an additive and...
  45. Replies
    7
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    1,665

    The white infinity stats use volatile memory to...

    The white infinity stats use volatile memory to store settings. They protect the volatile memory by a backup capacitor. These can fail and are not user servicable unless you can perform component...
  46. Replies
    33
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    6,045

    Classic symptom of the ppl coating delaminating...

    Classic symptom of the ppl coating delaminating from the secondary. No question about it. I would also bet the burner box is quite hot, almost to a point of not being able to put your finger on it...
  47. Bypass style can be used on almost any system. ...

    Bypass style can be used on almost any system. They do work just fine on a gas furnace if the rest of the system is installed correctly.
  48. Thread: DEC Star ECM

    by salmike
    Replies
    3
    Views
    1,660

    DEC Star ECM

    So any news on when these will start to be used on high end equipment? Looks quite durable, and interesting to say the least.

    http://www.innovationdec.com/index.htm
  49. Replies
    80
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    25,943

    If above does not work, try the guys suggestion...

    If above does not work, try the guys suggestion of removing the inducer and making sure the baffles are pushed back into the heat exchanger and not sticking out too far. There is little info on this...
  50. Replies
    46
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    14,494

    Good point. I removed that part of the title.

    Good point. I removed that part of the title.
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