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  1. Thread: no voltage at O

    by R123
    Replies
    8
    Views
    996

    Whose the goober?

    Whose the goober?
  2. Thread: no voltage at O

    by R123
    Replies
    8
    Views
    996

    I gave you that response because you are asking...

    I gave you that response because you are asking it in the "Ask Our Pros-Owner Assistance - NO DIY advice will be given" section. Just like the heading says, it's for owners (not pros) to ask...
  3. Thread: no voltage at O

    by R123
    Replies
    8
    Views
    996

    There is no DIY advise in this forum. You need to...

    There is no DIY advise in this forum. You need to call a pro.
  4. You need a CRAC unit (Computer Room Air...

    You need a CRAC unit (Computer Room Air Conditioning Unit). The most notable brand is Liebert.
  5. I'm not trying to be rude so please don't take...

    I'm not trying to be rude so please don't take this the wrong way. You shouldn't have to search on the Internet to tell your HVAC contractor how to fix this problem. I suggest finding a reputable...
  6. If your 'professional' doesn't know how to fix...

    If your 'professional' doesn't know how to fix it, you should call another professional.
  7. Replies
    5
    Views
    1,234

    You do need to check your superheat and...

    You do need to check your superheat and subcooling. A TXV will go wide open when the system is low on refrigerant. How did you determine the suction should be 70?
  8. Replies
    5
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    1,234

    TXV systems will do that.

    TXV systems will do that.
  9. Replies
    7
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    1,521

    Pull the contractor head(s) on the compressor you...

    Pull the contractor head(s) on the compressor you don't want to run.
  10. If your a/c system is maxed out, barely handling...

    If your a/c system is maxed out, barely handling the load and running all the time without cycling off, your temp is going to go up if you shut off the compressor for 5 minutes. It won't have the...
  11. It is possible that when your switching back and...

    It is possible that when your switching back and forth to generator power that the compressor can't restart due to the differential refrigerant pressure not having time to equalize and the compressor...
  12. Replies
    15
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    3,001

    You could get a 100% outside air handling unit,...

    You could get a 100% outside air handling unit, chill the air to 55 degrees, push it through the transmitter, than exhaust it outdoors. This is what's done in hospital surgical rooms. You may need a...
  13. Replies
    22
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    2,920

    I just told you how. Good luck

    I just told you how. Good luck
  14. Replies
    22
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    2,920

    That's not your serial number

    That's not your serial number
  15. Replies
    22
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    2,920

    I'm not a parts person nor do I have a "parts...

    I'm not a parts person nor do I have a "parts list". To write down the serial number you get a pencil and paper, walk to the chiller, find the tag where you got the model number, find where it said...
  16. Replies
    22
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    2,920

    When you call the supplier to buy the part, give...

    When you call the supplier to buy the part, give them the serial number of the chiller and they will identify the proper part number.
  17. Replies
    22
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    2,920

    How are you going to buy the part???

    How are you going to buy the part???
  18. Replies
    22
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    2,920

    Your local Trane parts house should have that...

    Your local Trane parts house should have that info.
  19. Replies
    81
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    4,615

    Supco is a POS on everything they make. Don't...

    Supco is a POS on everything they make. Don't waste your $100. My company got cheap awhile back and bought all the techs these POS Supco micron gauges. Every one of them showed below 500 microns...
  20. Replies
    22
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    2,920

    This is a 2 year old thread.

    This is a 2 year old thread.
  21. I agree 100%. The average human PRODUCES 400 BTUH...

    I agree 100%. The average human PRODUCES 400 BTUH of heat. You need to calculate your external load in addition to the 400BTUH which is going to be many times greater.
  22. Replies
    30
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    2,796

    What about vacation/holiday/sick pay?

    What about vacation/holiday/sick pay?
  23. Replies
    30
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    2,796

    We get our hourly wage (mine is considerably...

    We get our hourly wage (mine is considerably higher than $37.45, can't speak for other techs), 401K and company contributes along with employee, 30 holiday/vacation/sick days, profit sharing,...
  24. Replies
    30
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    2,796

    What about vacation/holiday/sick pay?

    What about vacation/holiday/sick pay?
  25. Replies
    30
    Views
    2,796

    I'm a non Union tech and we have better benefits...

    I'm a non Union tech and we have better benefits than most Union shops.
  26. Replies
    7
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    1,768

    Or you could try putting a UV light on the coil.

    Or you could try putting a UV light on the coil.
  27. Replies
    14
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    1,590

    Then it's very possible the heat exchanger is...

    Then it's very possible the heat exchanger is fouled. As Jayguy said, we need more info. Where is this water coming from? Is it filtered and treated? Is it possible traces of cement dust made its...
  28. Replies
    14
    Views
    1,590

    Then it's very possible the heat exchanger is...

    Then it's very possible the heat exchanger is fouled. As Jayguy said, we need more info.
  29. Replies
    14
    Views
    1,590

    Is this chiller used to directly cool the water...

    Is this chiller used to directly cool the water being used to make the cement, or is this a closed loop system with a secondary water to water heat exchanger?
    Is there a strainer in front of the...
  30. Replies
    20
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    2,203

    That can become a slippery slope. If an employees...

    That can become a slippery slope. If an employees cell phone is inadvertently tracked when they are not working (for example when they have a doctors appt. and the owner or manager forgot or if one...
  31. Replies
    20
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    2,203

    There's not a whole lot you can do except wait...

    There's not a whole lot you can do except wait for him to get fired or find another job.
  32. Replies
    89
    Views
    9,974

    There is NO WAY a 5 ton A/C unit with a 20 amp...

    There is NO WAY a 5 ton A/C unit with a 20 amp breaker can take out a board in an MRI or anything else in the building. That board was already bad. Did you consider the MRI went down, single phased...
  33. Replies
    4
    Views
    1,362

    sinu, as you were told in the OAP Commercial...

    sinu, as you were told in the OAP Commercial section, this is dangerous stuff and we can't give DIY advise as per forum rules. Call a professional.
  34. Replies
    36
    Views
    6,073

    Yeah its working now. BTW, is that you in the...

    Yeah its working now. BTW, is that you in the sky diving video?
  35. Replies
    36
    Views
    6,073

    Jay, I tried to watch your youtube video but you...

    Jay, I tried to watch your youtube video but you have it set to private and I can't watch it.
  36. Replies
    36
    Views
    6,073

    I use a string or laser to align sheaves.

    I use a string or laser to align sheaves.
  37. Replies
    48
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    6,606

    I would start looking for a company that does...

    I would start looking for a company that does light and heavy commercial only, but NO RESIDENTIAL. They're out there. You can start doing light commercial like rooftop package units and help senior...
  38. Thread: Holiday Pay

    by R123
    Replies
    65
    Views
    7,680

    That doesn't make any sense. If you work 8:00 to...

    That doesn't make any sense. If you work 8:00 to 4:30. That would be 8 hours. You don't clock in, do you? If they are going to force a lunch break on you than use it. Walk away from a hot building...
  39. Thread: pay scale

    by R123
    Replies
    39
    Views
    4,990

    GOOD POINT! Or your life's over.

    GOOD POINT!

    Or your life's over.
  40. X2

    X2
  41. Thread: Travel Pay

    by R123
    Replies
    19
    Views
    2,329

    We're non Union and travel time is just like any...

    We're non Union and travel time is just like any other time, it's after 40.

    Think of it this way, if you were a delivery truck driver, would you only get paid OT for the time loading and...
  42. Yes, what's wrong with that??? If the climate...

    Yes, what's wrong with that??? If the climate zone didn't drop below 40, you practically wouldn't need heat at all.
  43. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    A refrigeration guy.

    A refrigeration guy.
  44. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    When I read his post, that wasn't what I saw he...

    When I read his post, that wasn't what I saw he was saying.
  45. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    Post #14

    Post #14
  46. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    Here's a 3 phase wye and delta setup. The 120...

    Here's a 3 phase wye and delta setup. The 120 volt circuits in the delta is 180 degrees out of phase with each other but the 240 volt circuits are 120 degrees out of phase with the other 240 volt...
  47. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    I tried to explain this earlier in this thread on...

    I tried to explain this earlier in this thread on post #13 on the bottom of the first page and quoted in post #60 3 posts up.

    I'll add that the 180 degrees your referring to in single phase is...
  48. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    Timebuilder already explained 2 phase power...

    Timebuilder already explained 2 phase power earlier in this thread so I'll go with "what he said".
  49. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    You won't look like a hero if that motor burns up...

    You won't look like a hero if that motor burns up and the fire department gets called out due to the smoke in the building. Or if someone gets bit by touching a metal part connected to the unit...
  50. Thread: 3 phase question

    by R123
    Replies
    117
    Views
    9,989

    460 volt single phase condenser fan motors are...

    460 volt single phase condenser fan motors are very common in small tonnage rooftop package units.
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