Search:

Type: Posts; User: danielthechskid

Page 1 of 7 1 2 3 4

Search: Search took 0.01 seconds.

  1. Replies
    13
    Views
    1,036

    Again, not on a rotary. The discharge line is on...

    Again, not on a rotary. The discharge line is on top and is open to the inside of the shell, the pump is at the bottom with the suction connected directly to it. The entire thing is at discharge...
  2. Replies
    3
    Views
    164

    Light dimmers use triacs and phase angle control,...

    Light dimmers use triacs and phase angle control, basically they only let through a portion of each alternation of the sine wave. The sudden voltage change instead of a smooth ramp up is hard on...
  3. Replies
    8
    Views
    507

    With system running: 1. Plug your center port...

    With system running:

    1. Plug your center port with a hose or caps and purge the air.
    2. If you have a low loss high side fitting, ball valve hoses, valve core remover, or valve core depressor...
  4. Replies
    13
    Views
    1,036

    Remember that rotaries are direct...

    Remember that rotaries are direct suction/indirect discharge so the entire shell is holding discharge pressure.
  5. No, you can't. That would re-evaporate the...

    No, you can't. That would re-evaporate the condensate on the coil and drive up the indoor humidity.
  6. My 2 cents: I like the variable displacement...

    My 2 cents: I like the variable displacement systems the best, preferably TXV based but usually orifice tube such as ones with the GM Delco/Delphi V5, V7, or CVC. They are more consistent and no...
  7. Replies
    10
    Views
    581

    Why were you drilling a hole in the first place?...

    Why were you drilling a hole in the first place? You are NEVER supposed to put a drain hole in a window shaker, the water slinger ring on the condenser fan is there for a reason.

    If it's spitting...
  8. Replies
    13
    Views
    1,498

    Might be OK if it's a properly done MWBC...

    Might be OK if it's a properly done MWBC (multi-wire branch circuit) AKA a shared neutral. It saves copper, but given the open neutral risk I personally would only use MWBC for heavy non-critical...
  9. Replies
    35
    Views
    1,859

    Do a Google search for Comcast Netflix VPN. There...

    Do a Google search for Comcast Netflix VPN. There are several reports of the streaming not working properly until they used a VPN tunnel to hide from Comcast what they were doing. VPNs should slow...
  10. Something else not mentioned is that an...

    Something else not mentioned is that an evaporative/cool mist humidifier and a swamp cooler are the same thing, they both evaporate water which trades sensible heat for latent heat, the swamp cooler...
  11. And this is what annoys me so much about...

    And this is what annoys me so much about government regulations, those who flaunt them, and the crowd who says "abolish the EPA".

    It comes down to this: passing new laws and regulations to justify...
  12. Replies
    17
    Views
    1,054

    True, but I wanted to add a note here for those...

    True, but I wanted to add a note here for those that may find this thread via a search that they should exercise caution getting into the habit of using thread adapters instead of getting the correct...
  13. Replies
    17
    Views
    1,054

    I will caution here that automotive uses...

    I will caution here that automotive uses different (Acme) threads for a reason, MVAC uses PAG oil with 134a refrigerant and supposedly according to at least 1 source chlorinated refrigerants will...
  14. Replies
    10
    Views
    2,384

    Erm, 2PSI is ~55" of water. I am on 7" natural...

    Erm, 2PSI is ~55" of water. I am on 7" natural gas.
  15. Replies
    61
    Views
    4,620

    Poll: I have been using Waze for a few years. I love to...

    I have been using Waze for a few years. I love to be able to fix local map issues myself.
  16. Replies
    1
    Views
    407

    Sorry but we can't help you in the open forums,...

    Sorry but we can't help you in the open forums, even if you yourself are qualified to do the necessary repair a third party could come along, find said service manual, get in over their head, and end...
  17. Replies
    11
    Views
    1,001

    If you buy a big pump at least make sure you get...

    If you buy a big pump at least make sure you get close to its rated performance, don't pull through a manifold gauge set, get the large diameter vacuum rated hoses and core removal tools, and a good...
  18. Replies
    168
    Views
    11,745

    All of this makes me wonder a few things: 1....

    All of this makes me wonder a few things:

    1. Why are ECMs so unreliable? They are the exact same thing as a PC muffin fan just scaled up, and I have yet to see a muffin fan with DOA electronics...
  19. The current test per section is 25 multiple...

    The current test per section is 25 multiple choice questions each with 4 possible answers for a total of 100 questions. Mine was done on one of those fill in the bubble sheets that is later scanned....
  20. On a 3 wire dryer and range connection (NEMA...

    On a 3 wire dryer and range connection (NEMA 10-30 and 10-50) the 3rd prong is a neutral not a ground and hence should have been connected via 10-3 without ground wire to the neutral bar and not the...
  21. Having just tried and passed for my 608 Universal...

    Having just tried and passed for my 608 Universal I will say that the app mentioned by TEKIII helped, as well as other free practice exams online, and the Esco booklet. I did the practices and read...
  22. I will say this from personal experience: I'm...

    I will say this from personal experience: I'm with Space racer, we had an electric dryer (Neptune 5500) that would dry a load of blue jeans on auto in ~40 minutes when hooked directly to the outlet...
  23. Replies
    6
    Views
    671

    Thank you again joeyd, I'm sure it is just fine...

    Thank you again joeyd, I'm sure it is just fine too. When I went through the pump I removed the cartridge from the aluminum casting but I left the cartridge itself intact.

    The Robinair 15234 OTOH...
  24. Replies
    6
    Views
    671

    I only got it to hit zero twice, and only with...

    I only got it to hit zero twice, and only with the pump cold. Just tried it again and it goes to 4-5 microns as the lowest, still on the same oil. I haven't used it on a system yet but I have used it...
  25. Replies
    11
    Views
    1,386

    Multi-speed PSC and shaded pole motors under-volt...

    Multi-speed PSC and shaded pole motors under-volt themselves to increase slip on the lower speed settings via multiple taps in the run winding that act as an autotransformer. Run one on high and read...
  26. Replies
    28
    Views
    2,371

    Look at it this way, on a centrifugal blower or...

    Look at it this way, on a centrifugal blower or pump, flow=torque and pressure=RPM. Wrap a blower wheel with tape sometime and it will spin with almost no torque load. In a normal situation with the...
  27. Replies
    28
    Views
    2,371

    MOVs are surge/spike suppressors. What you are...

    MOVs are surge/spike suppressors. What you are thinking of is a negative temperature coefficient inrush current limiting thermistor that burns out. If it were an MOV then twisting the leads together...
  28. Replies
    6
    Views
    671

    My BluVac avatar.

    As requested, the story of my new YJ branded BluVac reading 0.0 microns.

    I got a pre-Platinum JB DV-200N vacuum pump with a bad shaft coupler from fleaBay, pulled it apart for sump cleaning, motor...
  29. Replies
    71
    Views
    6,213

    There is only 1 way I would ever use a Nest: with...

    There is only 1 way I would ever use a Nest: with a relay isolation board equipped with backup dumb mechanical thermostats in series with R to kill the system if the Nest shorts and tries to turn the...
  30. Replies
    103
    Views
    5,419

    Just look up high side detergent injectors for...

    Just look up high side detergent injectors for pressure (power) washers. They form enough of a vacuum to draw in liquid detergents and waxes from a non-pressurized container and mix it at a...
  31. Bovine excrement. The capacity of a given system...

    Bovine excrement. The capacity of a given system is based on the mass flow of the refrigerant being condensed and evaporated. Mass flow is controlled by the displacement of the compressor, which is...
  32. Replies
    12
    Views
    1,162

    The number one problem with DIY on here IMNSHO is...

    The number one problem with DIY on here IMNSHO is that we can't verify your credentials/knowledge on a case-by-case basis, and worse we can't verify the credentials of someone who does a search and...
  33. Replies
    35
    Views
    2,172

    It back feeds because of how multi-speed PSC and...

    It back feeds because of how multi-speed PSC and shaded pole blower/fan/centrifugal pump motors work, they have an auto-transformer integrated into the run windings and intentionally under-volt...
  34. My point was that if the inverter is starting to...

    My point was that if the inverter is starting to trip off then either A. your DC wiring is too thin or B. you are over-discharging the battery causing its internal resistance to rise.

    If it is B...
  35. The inverter's low battery cutoff is working as...

    The inverter's low battery cutoff is working as designed. You really don't want to draw a true deep cycle lead-acid battery (read medical AGM or gel or golf car flooded) down below 50% SOC, and for a...
  36. Replies
    7
    Views
    614

    The only way I would use them is with isolation,...

    The only way I would use them is with isolation, IE condensing unit outside with a hydronic loop linking it to the house or building. The pressure relief valve would be outside too in case a...
  37. Replies
    5
    Views
    682

    The problem with that site is that it uses a...

    The problem with that site is that it uses a constant voltage source and dropping resistors. LEDs are current driven devices and their voltage drops as they heat up. If this will be used where you...
  38. Yep. My parents showed me this video. A short...

    Yep. My parents showed me this video. A short explanation on why 12000 BTU/hr is called 1 ton of cooling cleared that up really quickly.

    BTW I hate faux science videos on YouTube if you can't...
  39. It sounds like they are labeled as common on the...

    It sounds like they are labeled as common on the dual run cap not common of the motor itself. IE "common" goes to capacitor common and "cap" goes to capacitor fan.

    Sent from my SCH-R530U using...
  40. Replies
    194
    Views
    23,338

    All we can do is report the videos that in some...

    All we can do is report the videos that in some way violate YouTube's TOS, correcting the uploader via the comments won't work for long because they can censor us by deleting such comments or even...
  41. Replies
    97
    Views
    17,578

    It's stumped me. Failed 3uf 370v from an early...

    It's stumped me. Failed 3uf 370v from an early 80s Emerson single speed ceiling fan, top bulged hence terminals disconnected. No PCBs so I uncrimped the can, drained the oil, and unrolled and...
  42. Since it's resurrected anyway, has anyone tried...

    Since it's resurrected anyway, has anyone tried using the ribbon burner from an old furnace, seems like it would cover a much wider swath, but then I have never used the fire method personally.
    ...
  43. Replies
    6
    Views
    548

    The condensing coil is all about rejecting heat...

    The condensing coil is all about rejecting heat from vapor at the dew point as rapidly as possible. If the coil is dirty, the discharge superheat is too high so lots of the vapor is above its dew...
  44. The residential AOP section reminds me of...

    this video.


    https://www.youtube.com/watch?v=hFFJk1-XCkk
    No matter how many times we say no DIY they still ask. Just like the trucks in that video. :gah:
  45. Looks like an LED edge lit LCD where not all of...

    Looks like an LED edge lit LCD where not all of the LEDs are working. The LEDs are connected in series strings and each string is individually current regulated, if something goes wrong the IC that...
  46. Replies
    33
    Views
    3,076

    AFAICT if the board says that it will lock out if...

    AFAICT if the board says that it will lock out if hot and neutral are reversed then it is getting the flame rod voltage from the AC line, IE with them swapped there is no voltage rod-ground which...
  47. Replies
    10
    Views
    2,286

    What was up with the audio in that clip, some of...

    What was up with the audio in that clip, some of it was only on the left channel, some only on the right channel, none on both.
  48. Well, I just R&Red the HSI on my parent's York...

    Well, I just R&Red the HSI on my parent's York downflow (P3DHB12N07501A) in the house they just bought, looks just like the one in this post except upside down, and while I was in there I cleaned the...
  49. Replies
    35
    Views
    6,822

    #12, the evaporator is below freezing and making...

    #12, the evaporator is below freezing and making frost/ice, high side is a little too high, get the tequila and margarita mix ready, it's going to be a good day for someone. :cheers: (I don't drink)
  50. Replies
    44
    Views
    5,967

    OK I'll try, suction side leak lost all the...

    OK I'll try, suction side leak lost all the refrigerant, vacuum on low side on compressor startup sucked in air, non condensable air in high side drove head pressure sky high, boom.

    I wouldn't...
Results 1 to 50 of 318
Page 1 of 7 1 2 3 4

Related Forums

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