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  1. Thread: Reference Chart

    by r2
    Replies
    2
    Views
    605

    Reference Chart

    i'm new at refrigeration and my biggest question is; what temperature (sst) should the evaporator be?
    ice machines
    freezers
    coolers
    it should be the same at all refrigerant's right?
    now...
  2. Replies
    31
    Views
    3,989

    i can only quess what was in the box but they...

    i can only quess what was in the box but they probably would have wanted to see it empty every night. better luck picking the next company.
  3. Thread: decibel levels

    by r2
    Replies
    18
    Views
    2,971

    d_griff what kind of accessories would you use...

    d_griff
    what kind of accessories would you use to bring the noise below 10db?
  4. Thread: decibel levels

    by r2
    Replies
    18
    Views
    2,971

    anybody got any links to supporting information....

    anybody got any links to supporting information. the wise people at the city hall seem to think these units are made left and right.
  5. Thread: decibel levels

    by r2
    Replies
    18
    Views
    2,971

    decibel levels

    are there any condensing units out there that produse less that 10 decibels of noise? i thought that the quietest models were somewhere around 64db. the city officials are on my back so any info and...
  6. Replies
    46
    Views
    5,139

    get the honeywell engineering manual if you dont...

    get the honeywell engineering manual if you dont allready have it. good luck!


    http://customer.honeywell.com/Techlit/pdf/77-0000s/77-E1100.pdf

    and get a labeler + log sheets and make everybody...
  7. Thread: pulley puller

    by r2
    Replies
    34
    Views
    7,594

    i have an ultimate puller (great tool), but want...

    i have an ultimate puller (great tool), but want to get something for the larger pulleys.
  8. Thread: pulley puller

    by r2
    Replies
    34
    Views
    7,594

    pulley puller

    i'm about to purchase a pulley and fan blade puller and wanted to see if anybody had any recommendations.
    i've seen few people use the posilock puller
    http://www.posilock.com/Hub/hub.htm
    are...
  9. Thread: lkmllk

    by r2
    Replies
    0
    Views
    293

    lkmllk

    lkmlmlkmlkm:cool:
    kjnkjnkjn;) :p :mad: ;) :) :D :( :o :eek:
  10. Replies
    49
    Views
    6,168

    this is what i did and still do, on...

    this is what i did and still do,

    on maintenances, especially when it's slow, study the wiring diagrams. every manufacturer has a little different control scheme and the diagrams are drawn...
  11. Thread: Shop Vac

    by r2
    Replies
    14
    Views
    2,064

    http://www.acehardware.com/product/index.jsp?produ...

    http://www.acehardware.com/product/index.jsp?productId=1289191&cp=1254873.1254944.1259528&parentPage=family&searchId=1259528

    i've had one for 2 years now and would not use anything else. it's...
  12. Replies
    16
    Views
    1,359

    so where are you all taking the used oil?

    so where are you all taking the used oil?
  13. Replies
    7
    Views
    1,125

    i just bought a fluke 902 to replace my...

    i just bought a fluke 902 to replace my fieldpiece sc 76.
    few things i gotta say; the leads don't store as nicely ( you gotta take em' off.)if you want to measure temp, or amps, you gotta take them...
  14. Thread: RLA from LRA?

    by r2
    Replies
    33
    Views
    20,831

    how about estimating tonnage based on rla or lra.

    how about estimating tonnage based on rla or lra.
  15. spike, do you still have the nitrogen...

    spike,

    do you still have the nitrogen regulator and swedge kit?
    how much do you want for them?
    sent me an e-mail art2 at mail2world dot com
  16. Thread: Silicone???

    by r2
    Replies
    8
    Views
    1,062

    it's the roofers and store managers who do that...

    it's the roofers and store managers who do that kinda stuff.
  17. Replies
    13
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    1,440

    i've read the manuals and actually found...

    i've read the manuals and actually found refrigeration and airconditioning technology book from my shelf.

    perhaps you can help me understand something, on page 21 and 23 in the heatcraft...
  18. Replies
    13
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    1,440

    thanks, printed out manuals & catalog. will need...

    thanks, printed out manuals & catalog. will need to order book if this doesent sink in.
    thanks again
  19. Replies
    13
    Views
    1,440

    just changed companies and new company does...

    just changed companies and new company does refrigeration.
    i need to figure out how this stuff works.
    any online manuals or books you could recommend?
    also in the fyi section there's a quide to...
  20. Replies
    1
    Views
    412

    well, you'll need to get a job in the field. i'd...

    well, you'll need to get a job in the field. i'd go with a smaller company so that you get exposed faster to different aspects of the field. you'll also need books. i'd like to recommend the ARI...
  21. Thread: CFM

    by r2
    Replies
    10
    Views
    752

    do you have a problem with the space temperature...

    do you have a problem with the space temperature or just the "noise"?
  22. Thread: CFM

    by r2
    Replies
    10
    Views
    752

    that's something the tech needs to determine....

    that's something the tech needs to determine. tell him your concerns and he will help you.
  23. Replies
    6
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    740

    thanks sabre, i picked up an application from...

    thanks sabre, i picked up an application from trane last week and will need to return it tomorrow. trane would be a nice company to work for.
  24. Replies
    6
    Views
    740

    thanks refrtech, i'll contact them.

    thanks refrtech, i'll contact them.
  25. Replies
    6
    Views
    740

    rtchvac - i sent you an e-mail. I also realized...

    rtchvac - i sent you an e-mail. I also realized that i need to be more specific.

    i am currently working for a medium size commercial airconditioning company and would like to advance in my...
  26. Replies
    6
    Views
    740

    i'm looking for a job in orlando, florida. ...

    i'm looking for a job in orlando, florida.
    backround mostly on light commercial equipment, but also repaired/maintained large split systems, large rtu's and small chillers.
    sent e-mail to art2 at...
  27. Replies
    2
    Views
    923

    i bought the 1587 and have been very pleased with...

    i bought the 1587 and have been very pleased with it. the megger has proven to be a real valuable tool as far as predicting failures and adding this information to the paperwork.

    i think the new...
  28. Replies
    7
    Views
    1,178

    87v for the ac function, the yellow button...

    87v

    for the ac function, the yellow button activates the new low pass filter function. the low pass filter is designated to allow for accurate measurements of pwm drive outpur voltage and...
  29. Replies
    6
    Views
    1,489

    it depends which testo 506 you bought. one model...

    it depends which testo 506 you bought. one model measures pressure and the other can calculate air flow when used with a pitot tube. goto http://www.testo.c*m
  30. Replies
    7
    Views
    1,178

    i allready have a meter that takes care of most...

    i allready have a meter that takes care of most of the regular maintenance and troubleshooting, but now i want to get something for the next level.

    so what's the preferred meter for a...
  31. Replies
    7
    Views
    1,178

    thanks for viewing. from the past threats i know...

    thanks for viewing. from the past threats i know that there's a bunch of people using these meters. any input on this?
  32. Replies
    7
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    1,178

    yep, another meter threat. i'm looking to buy a...

    yep, another meter threat.
    i'm looking to buy a meter to work on motors and motor drives (vfd's), and additionally a meter that could handle most of the commercial/industrial tasks.

    looking at...
  33. Thread: controls

    by r2
    Replies
    8
    Views
    1,892

    i think i have a lot to learn, and i will most...

    i think i have a lot to learn, and i will most likely continue to feel like that for the rest of my professional career.
    anyway, i'm taking care of the building now. had a couple of issues with the...
  34. Replies
    12
    Views
    1,546

    what's your leaving water temp set at? and it is...

    what's your leaving water temp set at? and it is water not brine, right?
  35. Thread: new meter

    by r2
    Replies
    12
    Views
    1,639

    i'd take it back and get a sc77. comes with true...

    i'd take it back and get a sc77. comes with true rms, backlight and no need to change leads when going from amps to voltage.

    that uei has a 10 second delay before it displays mfd's
  36. Thread: wireless broadband

    by r2
    Replies
    7
    Views
    1,095

    any opinions on who's the best/fastest service...

    any opinions on who's the best/fastest service provider. i know cingular, verizon and sprint offer this service.
  37. Replies
    99
    Views
    18,284

    first i bought the basic yellow jacket 41 set...

    first i bought the basic yellow jacket 41 set with a quick release on high side and after a year or so i upgrated to the brute manifold and bought ball valve hoses for that.

    didn't take me long to...
  38. Thread: flotronic30gt080

    by r2
    Replies
    19
    Views
    1,494

    found it. one leg on contactor didn't close all...

    found it. one leg on contactor didn't close all the way all the time. thus creating a voltage drop accross contactor. sandet connection down real good and... just kidding.
    replaced contactors.
  39. Thread: flotronic30gt080

    by r2
    Replies
    19
    Views
    1,494

    thanks, did check the thermistors back in march...

    thanks, did check the thermistors back in march with the method you described, and they were pretty close to what the old dial type thermometers read, and what i got from my meter. the chiller has...
  40. Replies
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    3,811

    http://img422.imageshack.us/slideshow/player.php?i...

    http://img422.imageshack.us/slideshow/player.php?id=img422%2F7513%2F1147233947uw0.smil

    <embed src="http://img422.imageshack.us/slideshow/smilplayer.swf" width="320" height="240" name="smilplayer"...
  41. Thread: raucc80

    by r2
    Replies
    11
    Views
    1,236

    thanks for all the reply's. went and wirewheeled...

    thanks for all the reply's. went and wirewheeled the epoxy off, removed the old brazing, and used 45% silver roll with harris stay silv flux to re-braze.
    holds. never spend this much time in one...
  42. Thread: flotronic30gt080

    by r2
    Replies
    19
    Views
    1,494

    customer called today, chiller not running. a1...

    customer called today, chiller not running.

    a1 & b compressor circuit breakers tripped.
    reset cb's and checked voltage, voltage imbalance 1%, amperage close to 10% but don't really trust the amp...
  43. Thread: raucc80

    by r2
    Replies
    11
    Views
    1,236

    here's what happened, tested that connection with...

    here's what happened, tested that connection with 100 psig of nitrogen this morning. saw it holding and added ref.
    turned on cir 1 and comps single phasing.

    bad cb and busbar connection. i'll be...
  44. Thread: raucc80

    by r2
    Replies
    11
    Views
    1,236

    thanks for the reply's i got some shopping to do...

    thanks for the reply's i got some shopping to do tomorrow.
    few questions...the epoxy is there, put on with a vacuum will it hold?

    for a hot gas discharge line can you really use soft solder?
  45. Thread: raucc80

    by r2
    Replies
    11
    Views
    1,236

    15t compressor was replaced a year ago and i got...

    15t compressor was replaced a year ago and i got sent in because unit wasn't funktioning. found leak in discharge outlet.

    thing looks like a giant silvabraze donut on top of a metal coupling,...
  46. Replies
    12
    Views
    11,214

    how do you solve for gpm

    how do you solve for gpm
  47. Replies
    37
    Views
    3,460

    that things gotta be overcharged. check your sh...

    that things gotta be overcharged.
    check your sh & sc. if they're wrong (H SC L SH) recover the refrigerant till you get below 80 on the low side and check again.
    once you're in the ballpark check...
  48. Replies
    9
    Views
    854

    also do a maintenance schedule where you clear...

    also do a maintenance schedule where you clear out the drains and add somekind of pan treatment tabs.
  49. Thread: varitrac

    by r2
    Replies
    19
    Views
    1,398

    hvac3901 you allready gave me the best answer...

    hvac3901
    you allready gave me the best answer for the original question and that was the IOM part #. Thank you.
  50. Thread: varitrac

    by r2
    Replies
    19
    Views
    1,398

    can i get a varitrac control panel with optional...

    can i get a varitrac control panel with optional operator display to connect on to these units, change settings and display errors?

    will that panel be compatible with all comm 3,4,5 products?
    ...
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