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  1. Replies
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    I'm with Buford monitor the incoming voltage at...

    I'm with Buford monitor the incoming voltage at the panel to see that your 240 is 240 not dropping off or spiking when something down the line drops off. GL
  2. Replies
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    2,118

    If all three motors worked when you were holding...

    If all three motors worked when you were holding it..... were you not the ground/ insulator? I'm in agreement from earlier post that the new motor is back feeding to the other motors that's why they...
  3. Replies
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    1,462

    If its that cool out check heating and cooling at...

    If its that cool out check heating and cooling at the same time on the same visit, save yourself a return trip
  4. Replies
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    1,462

    If your really that concerned with the charge....

    If your really that concerned with the charge. Block off part of the condenser with a drop cloth or put a garbage can lid on the condenser fan opening in cooling mode to check the charge. There also...
  5. anthonyac1's Have to agree.. my purchasing...

    anthonyac1's

    Have to agree.. my purchasing department does it all the time... " we got it for x amount of dollars cheaper".. do they not understand they are paying me $$$$ to retro fit there 7...
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    625

    Buy a reg 2 stage and put min on time in line....

    Buy a reg 2 stage and put min on time in line. This will keep your call even thought t-stat drops.
  7. Replies
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    598

    Check the condensate trap and check the slop of...

    Check the condensate trap and check the slop of the drain line. Had steam humids that were dumping water out of weep holes because the traps were clogged and also were not pitched properly for...
  8. Thread: leak from he!!

    by Tech83
    Replies
    4
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    530

    What size are the lines? Can you pull/feed off of...

    What size are the lines? Can you pull/feed off of both the good ones to make up the difference? Just a thought.. Normally every one runs bigger lines than needed..... with minor mods it might work...
  9. Thread: high box temp

    by Tech83
    Replies
    27
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    1,337

    Not to grab an OP post.. but left at 5 o'clock...

    Not to grab an OP post.. but left at 5 o'clock with box at 4*. Got a call from chef at 825 temp at 32*. calls back at 930 temp at 29*. just went thru defrost 745-815.. going back in the morning to...
  10. Thread: Still runs...

    by Tech83
    Replies
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    618

    Name for some reason is escaping me maybe...

    Name for some reason is escaping me maybe Buckingham.. worked on many in northern OH. Loonie The crack your looking at is just the base that the "pot" is sitting on. There old gravity cast iron...
  11. Thread: high box temp

    by Tech83
    Replies
    27
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    1,337

    Have to agree with Snapperhead... Tried yesterday...

    Have to agree with Snapperhead... Tried yesterday at the comp and over charged it. today numbers never matched up for me today then checking at the evap. Line set insulation is 9 years old and...
  12. Replies
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    577

    Looking at the manual from the #s above if its...

    Looking at the manual from the #s above if its not programmed for a specific unit from the factory you could be in for a long night of reading. Hand always works till the power goes out. GL
  13. Replies
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    577

    I assume you are removing the veins for a failure...

    I assume you are removing the veins for a failure reason. Is this a VAV system? What is the current static pressure with the veins in there failed position? Pick a hertz and see if you can duplicate...
  14. Replies
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    2,284

    That's what I used them for temp/ emergency use....

    That's what I used them for temp/ emergency use. Or maybe they couldn't get the ax belts in time before contract was up or it slipped thru the cracks. :gah:
  15. Wasp nest in vent? Clean the magnet on the...

    Wasp nest in vent? Clean the magnet on the inducer? what part of the sequence is it kicking out on?
  16. Thread: high box temp

    by Tech83
    Replies
    27
    Views
    1,337

    Was just working on a W/I freezer today that we...

    Was just working on a W/I freezer today that we had installed a new compressor on... I went to full sight glass, and wound up having to recover some refer to get it down to 25 suction. Which caused...
  17. Replies
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    793

    Sorry Trane and Carrier guys are both very good...

    Sorry Trane and Carrier guys are both very good on start ups from what I have seen. Also Trane comm support are very good walking you thru all setting on "diagnostic" board. GL
  18. Replies
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    1,518

    Was on that too Brew.... were all getting...

    Was on that too Brew.... were all getting old...Just need to keep feeding these youngings the basics and tricks.... I had 2 techs that told me today they want my brain after I die... after 33 yrs......
  19. Replies
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    793

    I doubt if if the 90 is sized properly.... What...

    I doubt if if the 90 is sized properly.... What was the call out for? Carrier controllers are pretty tight.. if there was an issue to be it would of shut the unit down.... Also most Carrier start up...
  20. Thread: Belt Tightening

    by Tech83
    Replies
    98
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    4,246

    OP...I have maint techs that are not used to belt...

    OP...I have maint techs that are not used to belt driven motors..... that being said I can play dueling Banjos on the belts they have replace then adjusted motor brackets.. and have already replaced...
  21. TXV was working as a fixed metering device... I...

    TXV was working as a fixed metering device... I wish installers would put final weighed in charge so we as Techs can diagnose, quote proper repairs... ENOUGH of rant
  22. Replies
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    4,290

    Question? When is the last time you saw a liquid...

    Question? When is the last time you saw a liquid line tap on a Bryant. The only taps I have seen are the Suction line and a Discharge line. There are no taps before the evaporator manifold. So how...
  23. Thread: Aaon Gas Pack

    by Tech83
    Replies
    13
    Views
    1,830

    Thank You Gp71 for info on the 29 volts can be a...

    Thank You Gp71 for info on the 29 volts can be a issue. Think I need to change a few tap settings also. Didn't know they were that tight but It makes sense.
  24. Replies
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    975

    Did you purge with nitrogen thru the line set...

    Did you purge with nitrogen thru the line set from one side to the other? I would look at kinked or blockage in liquid line. (Have also heard guys forgetting to pull plugs on new driers, the new...
  25. Also if your unsure of your SLT you can always go...

    Also if your unsure of your SLT you can always go to evap to get temp. Sometimes adding refrigerant can lead to arrant reading, depending on temperature probe placement.
  26. I have learned to make a mark on the fan blade at...

    I have learned to make a mark on the fan blade at either the bottom of the venturi or the closest point that it touches the venturi, or the top of the blade to ensure it is set to factory specs for...
  27. Thread: Economizer Help

    by Tech83
    Replies
    30
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    5,083

    Beat me to it slctech, Just downloaded W7212...

    Beat me to it slctech, Just downloaded W7212 info. Was looking for an email address. WTG. Love Google on the job when there are no schematics or info on what your looking at.
  28. Thread: Economizer Help

    by Tech83
    Replies
    30
    Views
    5,083

    Should of had power to operate the motor (with...

    Should of had power to operate the motor (with green light). Sometime you need to disconnect motor from the damper and make sure the damper is not jammed up (Econ doesn't gets used that often,...
  29. Replies
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    2,552

    When the evap is higher than the coil you can do...

    When the evap is higher than the coil you can do one of two things(without putting in a non-bleed TXV or solenoid valve) install the lines so they go higher than the coil and then drop down into the...
  30. Thread: newbie question

    by Tech83
    Replies
    25
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    2,244

    Still lots of guys out there that only charge by...

    Still lots of guys out there that only charge by pressure. Why, I don't know. Thats the way they were taught. Example was called to help out a maint tech today, said he added 3 pounds, 410a and...
  31. Replies
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    2,552

    I would agree, leave it. But you just learned a...

    I would agree, leave it. But you just learned a nice lesson on checking everything on a unit before you replace a component or components (if possible). So it doesn't come back and bite you. Good job...
  32. Replies
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    14,475

    Wish my electricians wiring my jobs would of been...

    Wish my electricians wiring my jobs would of been this "enthusiastic" for FAN 410. Would not have had so many over loaded and star buses (even when you show them its 1 set in 1 set out "Daisy Chain)...
  33. Replies
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    791

    Fixed it for the customer after the 1 Yr warranty...

    Fixed it for the customer after the 1 Yr warranty was up. :whistle:
  34. Replies
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    791

    Just remember, even though you know it will work...

    Just remember, even though you know it will work better for the customer (programming a certain way). You will not get it past the engineer NO MATTER what. Study the specs and sequence of operation,...
  35. Replies
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    3,781

    I always add a tee on the suction and liquid if...

    I always add a tee on the suction and liquid if not provided on the line just to see what was/is going on. Sounds like you have a nasty restriction. GL
  36. Replies
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    3,985

    Have the same issue, mine is showing trips on...

    Have the same issue, mine is showing trips on LDT, A/H is a TAM7 but no alerts on the boards?
  37. Replies
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    2,600

    Need any one in SW Fl?

    Need any one in SW Fl?
  38. Thread: What Voltage

    by Tech83
    Replies
    19
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    2,167

    208/230 3ph & 460/480 3 ph. Just watch your...

    208/230 3ph & 460/480 3 ph. Just watch your incoming voltage for setting your secondary outputs. A lot of units made @ Carrier are universal so they set there units up for 460. Most EC produce 480+....
  39. Replies
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    2,712

    Don't forget about TD across the coil. Goes along...

    Don't forget about TD across the coil. Goes along the same lines as what Todd is saying.
  40. You might be surprised just how many times the...

    You might be surprised just how many times the HVAC Engineer, and thus the Controls Engineer, specifies this and that. Which does NOT satisfy what the customer expects or wants. BUT ... we've gotta...
  41. Replies
    19
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    2,163

    Most package units have a weigh in factory charge...

    Most package units have a weigh in factory charge on the name plate for both stages.
  42. Replies
    19
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    2,163

    What was the tonnage on your 2 stage unit. Did by...

    What was the tonnage on your 2 stage unit. Did by chance you recover both stages at once? Leaving only vapor in both stages?
  43. Replies
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    6,848

    1, never add liquid to low side of a system. You...

    1, never add liquid to low side of a system. You can slug a compressor and kill it. Agree to a point, you can't just open the low side and walk away, you will damage the compressor. Monitoring and...
  44. Replies
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    2,547

    I'm gonna have to disagree with this. X2 ...

    I'm gonna have to disagree with this.

    X2

    This is Resy AC not Refer AC. 100 % of our units with TXV are charged per Sub Cooling, and backed up (hopefully with wb, db & sh ) temps.
  45. Sound like the person that called didn't have...

    Sound like the person that called didn't have there story right or fixed it themself. (ooops someone shut wrong breaker off). Trying to cover their behind!
  46. I find far too many guys being thrown out into...

    I find far too many guys being thrown out into the field without the VERY FIRST clue about what to do, and their supervisors seems complacent enough to tolerate whatever chaos they produce.

    X2
  47. Replies
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    2,851

    Agree allen38, Most techs I see now are bigger...

    Agree allen38,
    Most techs I see now are bigger flame = quicker job, Most tech's I see don't have the knowledge of finese and letting that little bit of heat from the torch do the work for them, by...
  48. Replies
    30
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    2,851

    I find leaks all over Aaons. Also guaranteed to...

    I find leaks all over Aaons. Also guaranteed to find them on the top of a Carrier RTU double row condenser coil where the 1/8" zip tie deteriorated and springs out the coil where then it starts to...
  49. Replies
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    4,698

    Thank You guys you bring up some good points for...

    Thank You guys you bring up some good points for bettering customer relations, having a hard time looking at a customer telling them thier ?-13 is 13months old , but will cost you $$$ to change.
  50. Replies
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    1,088

    Depending on what update you ran. I think you had...

    Depending on what update you ran. I think you had to do step ups from 4.1, 4.15, 5.0, 5.1 etc... I locked up 2 of them this way, during a update thinking they were updated to a certain version. I was...
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