Search:

Type: Posts; User: craig1

Page 1 of 20 1 2 3 4

Search: Search took 0.15 seconds.

  1. Replies
    11
    Views
    176

    Make sure to ream the tubing after cutting it

    Make sure to ream the tubing after cutting it
  2. Replies
    6
    Views
    181

    I think you need the divider. If you control 2...

    I think you need the divider. If you control 2 fans, you can still get too much cooling at min speed during low ambients.
  3. Thread: Hoshi KM-501

    by craig1
    Replies
    13
    Views
    165

    I've done that a few times, I had no problems

    I've done that a few times, I had no problems
  4. Replies
    8
    Views
    233

    The manufacturers like HCs because they are...

    The manufacturers like HCs because they are cheap. So cheap they might as well be free.

    During the EPAs comment period for new phaseout schedule, some manufacturers expressed concern over the...
  5. Thread: Leak Freeze

    by craig1
    Replies
    3
    Views
    147

    I think the OEM that approved it is Bristol...

    I think the OEM that approved it is Bristol compressors which is about as good of an endorsement as having your engine oil additive approved by Yugo.

    That being said, I've used it in many...
  6. Replies
    6
    Views
    189

    What model is it? Most of the larger ones have a...

    What model is it? Most of the larger ones have a drain plug.
  7. Thread: LLSV coil

    by craig1
    Replies
    12
    Views
    296

    It WILL burn out. The same thing will happen to...

    It WILL burn out. The same thing will happen to a contactor if you prevent it from pulling in while energized. If, for whatever reason, you must energize a coil without a valve attached, sticking a...
  8. Replies
    6
    Views
    253

    Only if it seizes up, which usually only happens...

    Only if it seizes up, which usually only happens if you run it dry
  9. Replies
    11
    Views
    477

    one of biggest causes of terminal failure that I...

    one of biggest causes of terminal failure that I find is liquid floodback. The The floodback causes the terminals to become cold and form condensation. The condensation causes rust, which results...
  10. Replies
    107
    Views
    11,889

    That's not how chemistry works :) And it's...

    That's not how chemistry works :)

    And it's actually oxides of copper your preventing by removing the oxygen necessary to form the oxides
  11. Thread: I Ubered

    by craig1
    Replies
    40
    Views
    1,497

    the cabs might get checked for safety, but the...

    the cabs might get checked for safety, but the drivers sure as heck aren't. City cab drivers drive like @$$holes. I would feel safer in an un-inspected Uber any time. However, uber has started...
  12. He means you should sign up for pro membership...

    He means you should sign up for pro membership where we can discuss more technical things
  13. Replies
    6
    Views
    382

    Think of it the opposite way. The refrigerant is...

    Think of it the opposite way. The refrigerant is building up in the evap because the compressor is not sucking it out
  14. LOL, on the floor? That's the stores job to take...

    LOL, on the floor? That's the stores job to take care of. I usually tell them to use an ice scraper on the walking area and let the stuff under the racking sublimate.
  15. Replies
    17
    Views
    900

    I would probably suggest your customer not...

    I would probably suggest your customer not consume the ice. After all, if the machine is making ice with an 80 degree evap, the the substance it is making into ice certainly isn't water.
    ...
  16. Replies
    20
    Views
    788

    PAG turns into a black sludge within hours of...

    PAG turns into a black sludge within hours of being exposed to the chloride residue in systems that have held CFC or HCFC refrigerants. Apparently if yours is still working, the black goo is not as...
  17. Replies
    20
    Views
    788

    POE won't suffer thermal breakdown in a car...

    POE won't suffer thermal breakdown in a car because high temp evaporator conditions/high refrigerant mass flow, and no winding heat means low discharge temperatures compared to a freezer or cooler. ...
  18. Replies
    20
    Views
    788

    Bingo. POE and r134a is the way to go. It works...

    Bingo. POE and r134a is the way to go. It works awesome every time I've done it. I've done it many times with just adding POE on top of the mineral oil and that works fine too.
  19. Replies
    6
    Views
    484

    In the valve picture you posted, P4 would also be...

    In the valve picture you posted, P4 would also be a closing force.
  20. Replies
    4
    Views
    274

    The difference is that In self contained...

    The difference is that In self contained refrigeration, the heat being removed from the case is heat that leaked in from the room. The only heat being added is from the electrical energy consumed by...
  21. Replies
    12
    Views
    663

    I had one customer that had this problem with...

    I had one customer that had this problem with their kitchen staff attempting to air condition the kitchen using the freezer. I used a magnetic reed switch from a security system, two delay on make...
  22. Replies
    7
    Views
    330

    The same way a drug dealer works. They hook you...

    The same way a drug dealer works. They hook you up cheap or free and then later jack up the price.
  23. Replies
    10
    Views
    443

    I have an iphone 4 and I can assure you it has a...

    I have an iphone 4 and I can assure you it has a built-in GPS chip. I use it away from civilization where there is no signal all the time. The problem is that most map apps require a cell signal to...
  24. Replies
    43
    Views
    2,281

    Flying the lunar lander on Earth is about as good...

    Flying the lunar lander on Earth is about as good of an idea as me renting a Chevy Sonic and taking it to Daytona during a Nascar race.
  25. Replies
    97
    Views
    4,065

    Put the nut on before making the flare. DUH.

    Put the nut on before making the flare. DUH.
  26. Replies
    97
    Views
    4,065

    There are two 37 degree flare specs AN and JIC ...

    There are two 37 degree flare specs AN and JIC

    AN is used on airplanes and race cars.

    JIC is used on some industrial equipment that doesn't use 45 degree flares

    I'm guilty of mixing all 3...
  27. Replies
    41
    Views
    1,967

    The whole thread was about the fact that the...

    The whole thread was about the fact that the condenser had failed factory installed fan cycling switches. If the compressor required air cooling, the condenser would have had a headmaster from the...
  28. Replies
    11
    Views
    613

    It's just a port for the temp probe of the liquid...

    It's just a port for the temp probe of the liquid injection valve, not really a hole.

    When the compressor temp gets too hot, the liquid injection valve feeds some liquid to cool it off
  29. Replies
    41
    Views
    1,990

    585221

    585221
  30. Replies
    28
    Views
    1,002

    Did lennox ever make their own compressors? I've...

    Did lennox ever make their own compressors? I've never seen a Lennox branded compressor. The only manufacturers I know of that made their own compressors where Trane, Carrier, Chrysler, and maybe...
  31. The factory controls will protect the compressor...

    The factory controls will protect the compressor just fine. Since you say it has a TXV, the txv will prevent floodback.

    The MAJORITY of automotive compressor failures are due to running with...
  32. Replies
    5
    Views
    355

    The first thing I would do is not violate the...

    The first thing I would do is not violate the rules by posting prices.


    Then the second thing I would do is have the ductless system of your choice installed, but DO NOT remove the radiators. ...
  33. Replies
    13
    Views
    810

    For my customers I estimate it breaks down like...

    For my customers I estimate it breaks down like this

    Residential
    90% r22
    10% r410a
    And one r12 unit

    Commercial
    98% r22
    2% r410a
  34. Replies
    56
    Views
    3,295

    All modern consensers pull air through the coil. ...

    All modern consensers pull air through the coil. This gives a much more even airflow when the blade is close to the condenser.
  35. Replies
    13
    Views
    1,775

    When I'm on the roof of my largest restaurant...

    When I'm on the roof of my largest restaurant customer, I can see PartsTown. I laugh when I call in an order from the kitchen, drive over there, and give the warehouse guy my order number and...
  36. Replies
    9
    Views
    1,009

    Its a very busy and loud kitchen. I didn't...

    Its a very busy and loud kitchen. I didn't notice anything out of the ordinary except that it was very hot, until I took it to another room to work on it, plugged it in, and heard it humming.
  37. Replies
    6
    Views
    620

    I'm come nfused.... Of course your evap is going...

    I'm come nfused.... Of course your evap is going to freeze if you're running a 20 degree evap temp. That's what the off cycle is for, so it can defrost. What type of control is regulating the...
  38. Replies
    9
    Views
    1,009

    yes, it works fine. in fact after I tapped on...

    yes, it works fine. in fact after I tapped on the relay, that worked fine too, but I know it will stick again.
  39. Replies
    9
    Views
    1,009

    Mircrowave ran with nothing in it for a week

    Like the post says, this commercial Amana ran with nothing in it for a week. The relay on the board welded on, and the only thing stopping it was the door interlocks and the high temp limits.

    The...
  40. Replies
    44
    Views
    1,984

    That would drive me crazy. I've seen you post...

    That would drive me crazy. I've seen you post about this often, so I assume you work for a lot of large/national accounts? are they pretty much all like that?

    I do alot of independent food...
  41. Thread: seriously

    by craig1
    Replies
    28
    Views
    2,029

    Twice I've removed a coil from above the furnace,...

    Twice I've removed a coil from above the furnace, put it on the basement floor in a plastic tub and washed it with chemicals, all without cutting the lines. It's pretty rare to have enough give in...
  42. Replies
    4
    Views
    618

    The overload is at the center of a wye connected...

    The overload is at the center of a wye connected motor winding configuration.
  43. Replies
    8
    Views
    660

    I really like hotshot2, but you say your supply...

    I really like hotshot2, but you say your supply house doesn't have it. Maybe you should suggest they ditch the old hotshot and switch to 2. I would suspect they're gonna quit making the regular...
  44. I saw that too

    I saw that too
  45. Replies
    32
    Views
    2,133

    I have one and its awesome. I'm not sure how...

    I have one and its awesome. I'm not sure how accurate it is, but its precision is good enough that you can put it in front of a register take a reading, pull out the customer's 3m furnace killer...
  46. Replies
    8
    Views
    698

    65 psi r-22 is like 38 degrees. The pressure in...

    65 psi r-22 is like 38 degrees. The pressure in the coil cannot rise above 65 until the coil is above 38. You need a switch with a lower cut in, like 40
  47. Replies
    36
    Views
    2,348

    X2 Your condensing temperature is what affects...

    X2

    Your condensing temperature is what affects the supply air temp of the heat pump. The refrigerant discharge temperature has negligible effect in it.
  48. Replies
    15
    Views
    1,363

    Wonder if they offered a bolt on resonant...

    Wonder if they offered a bolt on resonant frequency eliminator kit for this bridge?

    https://m.youtube.com/watch?v=j-zczJXSxnw
  49. I'm pretty sure dental status is not a protected...

    I'm pretty sure dental status is not a protected class. That being said, I don't think the person making hiring decisions would actually say their decision was based on the teeth. They would say...
  50. Replies
    15
    Views
    1,363

    some manufacturer had a service bulletin and kit...

    some manufacturer had a service bulletin and kit for exactly that situation.
Results 1 to 50 of 1000
Page 1 of 20 1 2 3 4

Related Forums

Plumbing Talks | Contractor MagazineThe place where Electrical professionals meet.
Quality Home Comfort Awards