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  1. Replies
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    Im thinking compressor is bad but what makes low...

    Im thinking compressor is bad but what makes low suction/low head? I dusted off all my old HVACR books and none of the cheat charts have that pressure combo.
    If it was restricted or bad compressor...
  2. Replies
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    439

    Low suction/low head pressures

    Bevearage air Prep table not cooling-
    R134a, AEA4440YXA hermetic. pressures were about what they should be for a cap tube system (roughly 150/25 psi) but just blowing around warm air. Plate said 7...
  3. Replies
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    5,755

    brand bashing will end the same time red sox and...

    brand bashing will end the same time red sox and yankee fans get along, democrats and republicans work together and a truck is made made that carries both ford and chevy's logos:D
  4. Replies
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    855

    Jobs in Southeastern CT

    anyone know of any co's hiring in new london/norwich area? looking for mainly residential and light commercial HVAC
  5. Replies
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    873

    you forgot scotsman

    you forgot scotsman
  6. Replies
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    22,269

    just take a piece of copper and heat it up, after...

    just take a piece of copper and heat it up, after it cools tap it down on some white paper and u can see what brazing without nitrogen does
  7. Replies
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    i would think that the guys that installed that...

    i would think that the guys that installed that are either retired or dead
  8. Replies
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    4,614

    sounds like a new urban legend or line got hit by...

    sounds like a new urban legend or line got hit by lightning
  9. Replies
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    1,728

    i agree with airmech too, most transformers ive...

    i agree with airmech too, most transformers ive changed out were usually due to some other component being bad, i usually put an in-line fuse in place on the secondary side when i replace em
  10. Replies
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    3,584

    my cheapo bosses wont buy any co detectors or...

    my cheapo bosses wont buy any co detectors or anything, they tell us to look for flame rollout. i started spraying a non-flammable deodorizer in the heat exchanger while the blower is on. only thing...
  11. Replies
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    2,022

    they all work fine before they were disconnected!!

    they all work fine before they were disconnected!!
  12. Replies
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    2,248

    try this link for the sporlan site...

    try this link for the sporlan site
    http://www.sporlan.com/10-9.pdf
  13. Replies
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    1,632

    had a similiar situation, 3 level victorian that...

    had a similiar situation, 3 level victorian that was totally gutted due to fire, homeowner wasnt willing to give up much space for ductwork and 3rd floor ceilings were being vaulted. only option the...
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    its like the saying you can lead a horse to water...

    its like the saying you can lead a horse to water but you can't make him drink. u can tell the guy til you are blue in the face but that coil will just get dirty again
  15. Replies
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    dont think you can ever really know. my co was...

    dont think you can ever really know. my co was great when i started but outright sux now.
  16. Replies
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    6,737

    so what is the story with that? why did everyone...

    so what is the story with that? why did everyone else wanna put the air handler in the attic and one wanna try something different?
  17. Replies
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    700

    just curious as to why you are gonna rip out the...

    just curious as to why you are gonna rip out the ducts for baseboards?
  18. looks like someone didnt read the installation...

    looks like someone didnt read the installation guide, says units are not suitable for outdoor use
  19. Replies
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    6,128

    dont forget the txv

    dont forget the txv
  20. Replies
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    1,043

    i know sanyo makes a mini pump for their models...

    i know sanyo makes a mini pump for their models so im sure the other brands do too.
  21. yeah everything in refrigeration is it needs gas...

    yeah everything in refrigeration is it needs gas and in a/c its always the thermostat is broken
  22. Replies
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    16,413

    u cant expect much til u get out on your own,...

    u cant expect much til u get out on your own, they are basically paying you to learn so you arent really making them much money right now. once they send you out on your own then i think they should...
  23. Replies
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    4,011

    looks good and to add on to krsthunters circ...

    looks good and to add on to krsthunters circ flange valves, these are also nice on the return lines
  24. Replies
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    1,041

    1 sign of a bad install is when u see alot of...

    1 sign of a bad install is when u see alot of silver tape connecting your new furnace to the existing ductwork
  25. Replies
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    2,371

    1st time i had to replace one, i didnt know any...

    1st time i had to replace one, i didnt know any better. i ended up drilling the old screws out and replacing the 5/16's with 3/8's.
  26. Replies
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    just curious, if their maintenance tech can...

    just curious, if their maintenance tech can diagnose a bad compressor why are they paying someone else to replace it?
  27. lemme guess, its a masterbilt? dont know why they...

    lemme guess, its a masterbilt? dont know why they dont use 404 instead of 134
  28. Replies
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    761

    call hvac tech, site rules-no DIY

    call hvac tech, site rules-no DIY
  29. Replies
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    1,141

    goodman and firstco, notorious for bad fan relays

    goodman and firstco, notorious for bad fan relays
  30. Replies
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    i have that model, its pretty good. wouldnt pay...

    i have that model, its pretty good. wouldnt pay that price for it tho
  31. Replies
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    i talked my boss into the upgrade, was well worth...

    i talked my boss into the upgrade, was well worth it.
  32. Replies
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    863

    any error code flashing when you arrived?what are...

    any error code flashing when you arrived?what are the pressures doing while fan cycles on/off?
  33. Replies
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    ask your local supply houses if any training...

    ask your local supply houses if any training seminars are going on. scotsman usually does like 3-4 around here a year. hoshizaki wanted us to pay to go to theirs. needless to say my co. wont...
  34. im with you dan, i installed a sanyo split in my...

    im with you dan, i installed a sanyo split in my house(old cape, no ductwork and no room to put it) but i put that thing on and im putting on a blanket at 76. humidity is the key in heating and ac....
  35. Thread: TEV question

    by nickpt828
    Replies
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    830

    bulletins 10-10 and 210-60

    bulletins 10-10 and 210-60
  36. Thread: TEV question

    by nickpt828
    Replies
    7
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    830

    you go to sporlan's website and download the txv...

    you go to sporlan's website and download the txv bulletin they have that explains it all
  37. Replies
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    1,995

    you cant run a 410a system with a r22 txv or...

    you cant run a 410a system with a r22 txv or piston, has to have a 410a txv
  38. Replies
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    2,972

    adding freon, leaking out freon. any of these...

    adding freon, leaking out freon. any of these guys taking subcooling and superheat. hard to believe but ive had higher seer units running 180/80 psi and were fine, even verified it with honeywell...
  39. Replies
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    i said it will effect performance and...

    i said it will effect performance and reliability, yeah it will compensate for lack of airflow by running at hi speed but wouldnt it be most cost-efficient running at low speed?
  40. Replies
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    could be a few things, bad check valve, zone...

    could be a few things, bad check valve, zone valve, wiring shorted. let us know what the tech finds
  41. Replies
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    2,023

    are they just putting the heat pump sytem in...

    are they just putting the heat pump sytem in addition to the existing gas furnace or are they swapping it out with an air handler? limited return duct is gonna have serious effect on performance and...
  42. Replies
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    1,711

    i pay $45 for herman survivors, dont last more...

    i pay $45 for herman survivors, dont last more than a year but they are the only brand comfortable on my feet.
  43. Replies
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    looks like maybe a 2.5/ 3 ton coil and with the...

    looks like maybe a 2.5/ 3 ton coil and with the wrong txv this system will still work just not correctly
  44. Replies
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    762

    dont know all the specifics on that issue doc ,...

    dont know all the specifics on that issue doc , never before installed a unit that sat that long. this retirement building trucked all the units from elsewhere. out of 12 "new units" 2 had bad...
  45. Replies
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    1,626

    just dont go for the lowest bidder, like the...

    just dont go for the lowest bidder, like the saying goes" you get what you pay for" cant tell you how many times we get calls from people that said are price was too high so they went with the...
  46. Replies
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    need 5 more #s to see if its the right...

    need 5 more #s to see if its the right tonnage(vs3-----) also did the 2nd guy check to see if the right txv was installed?
    as for it being an old coil it might be it just sat at the warehouse for...
  47. Replies
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    879

    try Trane, looks like a chiller m/n

    try Trane, looks like a chiller m/n
  48. looks like a bristol compressor

    looks like a bristol compressor
  49. Replies
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    if its an old 502 system i'd just replace it with...

    if its an old 502 system i'd just replace it with 408a. hadnt had any problems with conversions like that. nothing needs to be replaced
  50. Replies
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    looks like a 4.5 ton evap coil

    looks like a 4.5 ton evap coil
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