Search:

Type: Posts; User: Rcb2875

Page 1 of 20 1 2 3 4

Search: Search took 0.02 seconds.

  1. Thread: Fan motor swap

    by Rcb2875
    Replies
    11
    Views
    618

    There is a diagram on the motor itself for what...

    There is a diagram on the motor itself for what is what. What is more important is what is what in your unit. The colors mean nothing from your motor and the electrical colors in your AH. You have a...
  2. So you are saying that you don't know f you have...

    So you are saying that you don't know f you have a heat pump or a straight cool elect heat unit? If so, the easiest way for you to figure out what you have would be to look outside at the condenser...
  3. Replies
    6
    Views
    444

    I am wondering if they came to this conclusion...

    I am wondering if they came to this conclusion from a blower door test or actual duct tests.
  4. Replies
    6
    Views
    444

    Depending on how much you want to spend or are...

    Depending on how much you want to spend or are concerned about it you can have someone pressure test the ducts or a little simpler test with a IR camera to check for proper sealing and insulation. Be...
  5. Nothing open or to ground doesn't sound like...

    Nothing open or to ground doesn't sound like lightening strike damage to me and as was said earlier you would usually see other components fried as well. You may be able to argue a loss or spike on...
  6. Good to hear!

    Good to hear!
  7. Replies
    52
    Views
    4,734

    The oxidation is caused by the amount of heat and...

    The oxidation is caused by the amount of heat and exposure times.
  8. Replies
    54
    Views
    6,767

    Have you been noticing more bad caps not bulging...

    Have you been noticing more bad caps not bulging out? I have been coming across caps that look brand new without any bulging being bad. Seems to indicate there is something missing allowing expansion...
  9. They sold you a thermister and said it was a hard...

    They sold you a thermister and said it was a hard start for 3ph?? You need to get an amp draw on each leg and see what is going on. Get pro status and we can help you out a bit more in the...
  10. Replies
    52
    Views
    4,734

    If they wanted to yes they could. It is stated in...

    If they wanted to yes they could. It is stated in the install manual to flow nitrogen when brazing from the manufacturer. Have I ever seen one denied warranty, no. Does it affect the life of the...
  11. Replies
    52
    Views
    4,734

    Good question. But do they soak or blow out all...

    Good question. But do they soak or blow out all the coils? They have to be doing something for all those welds to be so "shiny clean". Looks like they are set in a chem bath to wash off and out the...
  12. Replies
    52
    Views
    4,734

    Just for a comparison and arguments sake watch...

    Just for a comparison and arguments sake watch the video and see exactly how much crap is deposited inside the tubing with just a single fitting brazed in without nitrogen. Now multiply this amount...
  13. Replies
    3
    Views
    953

    if you have sufficient returns and air flow it is...

    if you have sufficient returns and air flow it is best to use the higher MERV filters in the room return grills. This spreads the restriction of thick filters over a wider area and provides that much...
  14. Replies
    52
    Views
    4,734

    I don't place a whole lot of faith in filter...

    I don't place a whole lot of faith in filter driers to capture particulate. Seen too many pistons, orifice tubes with buildup to question their effectiveness on small particles.
  15. Replies
    54
    Views
    6,767

    That just gives you an idle no load value of the...

    That just gives you an idle no load value of the cap. The same as testing your car battery and finding 12v and calling it good, but does that mean it will start the car?
    I don't do a load test all...
  16. Thread: Oil sample??

    by Rcb2875
    Replies
    12
    Views
    728

    You can get acid tests that you just depress the...

    You can get acid tests that you just depress the valve core on the liquid line and allow a bit of liquid/oil blow across the test strip.
    QwikCheck <~~~~~~ Here.
  17. Replies
    52
    Views
    4,734

    ( ? ) What I am describing it is all new copper...

    ( ? ) What I am describing it is all new copper or you really would have no need to add joints because the lineset would be there already? ;)
    New copper old copper it doesn't matter on this...
  18. Thread: bad practice?

    by Rcb2875
    Replies
    15
    Views
    1,828

    Detectors work fine for initial testing but...

    Detectors work fine for initial testing but conditions aren't always a constant when you are working with something. What is fine one minute may not be the next and we can't always work on something...
  19. Thread: bad practice?

    by Rcb2875
    Replies
    15
    Views
    1,828

    Yes you can get shocked. I have not been shocked...

    Yes you can get shocked. I have not been shocked by any tubing yet but have been shocked by grabbing the AH, twice. Messed with it a while too before it hit me and only gave a little bit of a buzz...
  20. Replies
    52
    Views
    4,734

    It isn't that it is something that will pop out...

    It isn't that it is something that will pop out as extraordinarily obvious. The difference it makes can more likely be measured in years of service rather than unexpected sudden failure. It is just...
  21. Replies
    32
    Views
    1,562

    Man if there was ever an answer that would get...

    Man if there was ever an answer that would get you a visit from FBI, Homeland Security, IRS, and the Police... the answer to that question sure is it! LOL
  22. Replies
    52
    Views
    4,734

    I would have to agree to an extent. Resi with...

    I would have to agree to an extent. Resi with basic soft copper and minimal basic joints at cond and AH I wouldn't get all worked up about. One that was hard drawn with a ton of fittings.. well you...
  23. Replies
    8
    Views
    668

    Nothing here would apply to child labor laws. If...

    Nothing here would apply to child labor laws. If someone wanted to be an overprotective bubble wrap, sterilize, blunt sharp pointy things kind of.. "Good Samaritan" they may have some shadow of a...
  24. Replies
    1
    Views
    627

    If you want to buy and install your own motor and...

    If you want to buy and install your own motor and prefer Grainger then just start here and simply check mark each field listed on the left side that applies to what you need. If you can't see the HP...
  25. Replies
    11
    Views
    1,099

    A Carrier listed TXV or one through Sporlan? Not...

    A Carrier listed TXV or one through Sporlan? Not showing a TXV or option in my parts list at all through the Carrier app.
  26. Replies
    21
    Views
    1,766

    Have had the oring blow out a few times on...

    Have had the oring blow out a few times on systems with very high pressures too but it has never come out completely. Just popped one side out of the groove which is an easy quick fix. Never did it...
  27. Replies
    44
    Views
    4,274

    Doesn't get any better. Hard to find a company...

    Doesn't get any better. Hard to find a company that stands behind their product much less one that monitors web forums and tracks down people having issues to solve! I don't even look for any other...
  28. Replies
    28
    Views
    2,376

    Not too much more where I am but I see I am at...

    Not too much more where I am but I see I am at the top wage for the field and I am resi and light commercial. Interesting. Cost of living is about the same for the two as well. According to a web...
  29. Replies
    37
    Views
    6,242

    LOL No doubt! When I hear a mini split wall...

    LOL No doubt! When I hear a mini split wall mount call come in four letter words run through my mind.
    They are nice when they are working well though.
  30. Replies
    16
    Views
    1,948

    Just for some short term experience, I had a...

    Just for some short term experience, I had a customer with two old units that were almost dead flat like his wallet. I decided to go with 407c and added aprox 20% POE oil to the mineral oil and...
  31. Replies
    13
    Views
    2,977

    Question is, is it the right valve? :) I have...

    Question is, is it the right valve? :)
    I have seen quite a few go bad but they were almost all pretty old.
  32. Replies
    7
    Views
    740

    I have never questioned at what voltage does a...

    I have never questioned at what voltage does a thermostat control,screen,etc actually work. Two AA batteries is only 3v DC and the transformer in the air handler sends 24v AC. So I would have to say...
  33. Replies
    11
    Views
    1,099

    Carrier doesn't list a TXV for that coil. One...

    Carrier doesn't list a TXV for that coil. One could be installed though and shouldn't be an issue to find, unless of course if they are looking for a Carrier part #. The advantage of a TXV is that it...
  34. Replies
    11
    Views
    654

    If it's on a the smaller of the lines it is a...

    If it's on a the smaller of the lines it is a high pressure switch, larger of the two it's a low pressure switch. Could be a number of reasons but if high pressure the most common cause is clogged...
  35. Replies
    3
    Views
    391

    Reach your hand or something inside the air...

    Reach your hand or something inside the air handler to see if the bottom insulation is wet. Have had a few smell issues with that being the cause. Could also take one duct off to feel inside the...
  36. Replies
    16
    Views
    1,948

    Actually on the oil change part some are only...

    Actually on the oil change part some are only requiring adding 10-20% of POE oil to the mineral oil to enable migration. That is what they are claiming anyway. Though it would probably be best to...
  37. Sounds like it could be something silly like a...

    Sounds like it could be something silly like a loose connection on the motor or otherwise. I usually poke a stick at it while it is running to see what happens :D
    Since it is high voltage I highly...
  38. Replies
    11
    Views
    654

    One last wild guess. It is possible although...

    One last wild guess. It is possible although unlikely that it could be something going on with a float switch at the air handler. The delay on break timer on the condenser will keep the low voltage...
  39. Replies
    11
    Views
    654

    Hard to tell exactly from the video and I am...

    Hard to tell exactly from the video and I am quite tired but I would have to guess a high pressure switch. The unit runs until it builds enough pressure to engage the safety. As the unit sits it...
  40. Replies
    28
    Views
    2,376

    Have a look here and do some math. Remember this...

    Have a look here and do some math. Remember this is just an overall average.
    HVAC Technician Salary in Indiana
  41. Have seen it plenty. Worst was the same except it...

    Have seen it plenty. Worst was the same except it was 10" flex ran between the first and second story floor joists on a 3.5 ton. On top of that you couldn't see the AH because it was all shoved into...
  42. Replies
    54
    Views
    6,767

    Same here I have always used 2652 but I have seen...

    Same here I have always used 2652 but I have seen 2650,2652,2653 Now 2654? What I have never looked into is what that number represents although I do know it is dependent on the Hz.. I believe.
  43. I am pretty sure someone took a piece of...

    I am pretty sure someone took a piece of ductboard, cut a hole in it and inserted a start collar and taped it to the end of the AH and ran flex duct to a return grill. ;)
  44. Replies
    16
    Views
    1,055

    I suppose the only trade off would be the size...

    I suppose the only trade off would be the size difference. Package units are used very widely more commonly under the name of roof top units that are on most every large business. One advantage to a...
  45. Replies
    28
    Views
    2,376

    Don't know what the going rate is where you are...

    Don't know what the going rate is where you are but green tech's start out at that rate.
  46. Assuming the blower is functioning and not...

    Assuming the blower is functioning and not turning off randomly.. my first question would be did the guy check or clean the evaporator coil, clean the condenser coil? I would start at having a good...
  47. Replies
    16
    Views
    1,055

    Bad contact connection on common side, start...

    Bad contact connection on common side, start winding burns out comp windings. But who knows. Might only need a new contactor and nothing wrong with compressor, open thermal switch at the time, burnt...
  48. Replies
    623
    Views
    114,583

    I had a call today condenser wasn't coming on,...

    I had a call today condenser wasn't coming on, 24v to coil no common. So I go up to check the wiring and float switch and the pan is full of water. easy fix. Check the coil while im up there and then...
  49. Replies
    54
    Views
    6,767

    I usually point to the made in china stamp. For...

    I usually point to the made in china stamp. For other parts I point to the assembled in Mexico stamp..:yes:
  50. Replies
    23
    Views
    1,881

    Sounds like to me that you have a heat sequencer...

    Sounds like to me that you have a heat sequencer holding the fan on.
Results 1 to 50 of 1000
Page 1 of 20 1 2 3 4
Comfortech Show Promo Image

Related Forums

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