Forum: Fundamentals

  1. Sticky Thread Sticky: Refrigeration 101

    Started by Gary, 05-07-2009 05:21 PM
    5 Pages •
    1 2 3 4 5
    1 Attachment(s)
    • Replies: 201
    • Views: 237,730
    L-PLATES
    01-11-2011, 10:18 PM Go to last post

  2. Thumbs up Sticky Thread Sticky: Safety of Society - The Role of the Engineer

    Started by Josip, 17-05-2011 08:16 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 27,579
    SeanB
    02-10-2011, 05:45 PM Go to last post

  1. corrosion - what / who's to blame!

    Started by chav666, 13-02-2008 10:32 PM
    • Replies: 9
    • Views: 4,149
    The MG Pony
    19-02-2008, 01:29 PM Go to last post

  2. Importing refrigerant to canada from the us?

    Started by The MG Pony, 24-04-2007 02:47 AM
    • Replies: 9
    • Views: 9,347
    Greengrocer
    16-05-2009, 11:12 PM Go to last post

  3. efficiency improvement using capacitor

    Started by star882, 07-05-2007 05:51 PM
    • Replies: 9
    • Views: 2,977
    ultralo1
    13-05-2007, 04:22 AM Go to last post

  4. Hard start, Soft Start, Inverter???

    Started by tkc100, 25-07-2007 05:45 AM
    • Replies: 9
    • Views: 23,824
    kimusabi
    28-07-2007, 09:47 PM Go to last post

  5. Thumbs down Leak Problem

    Started by Robearbam, 24-07-2007 01:33 PM
    • Replies: 9
    • Views: 3,059
    Samarjit Sen
    26-07-2007, 04:02 AM Go to last post

  6. Wink TXVs with MOP

    Started by herdian, 28-08-2007 06:15 AM
    • Replies: 9
    • Views: 11,163
    herdian
    29-08-2007, 06:13 AM Go to last post

  7. keg room

    Started by shills33, 21-10-2007 02:44 PM
    • Replies: 9
    • Views: 9,760
    Iceman Ian
    03-11-2007, 11:42 PM Go to last post

  8. Help! Conversions of pressure!

    Started by The MG Pony, 31-10-2007 12:09 AM
    • Replies: 9
    • Views: 2,912
    The MG Pony
    01-11-2007, 01:32 PM Go to last post

  9. Difference between NTC. PT 100 & thermocouples

    Started by smpsmp45, 02-11-2007 06:30 AM
    • Replies: 9
    • Views: 44,951
    smpsmp45
    14-11-2007, 10:50 AM Go to last post

  10. R12 Drop Ins / Vapour Receiver / Foster Refrigerator

    Started by Contactor, 30-11-2007 11:40 PM
    • Replies: 9
    • Views: 3,133
    chillin out
    02-12-2007, 06:01 PM Go to last post

  11. Evaporator orientation TEV feed vs. suction

    Started by kengineering, 11-12-2007 01:33 AM
    • Replies: 9
    • Views: 2,996
    hendry
    17-12-2007, 03:47 AM Go to last post

  12. charging a system

    Started by paulwild, 21-12-2007 02:03 PM
    • Replies: 9
    • Views: 3,134
    paulwild
    26-12-2007, 05:23 PM Go to last post

  13. Geothermal heat pumps

    Started by dhananjaylagwan, 19-04-2008 12:27 PM
    • Replies: 9
    • Views: 2,780
    Lowrider
    19-04-2008, 02:24 PM Go to last post

  14. How to calculate refrigerant charge required?

    Started by refriengr, 06-06-2008 02:44 PM
    • Replies: 9
    • Views: 40,073
    desA
    28-10-2009, 07:56 AM Go to last post

  15. 1930 s cellar cooler

    Started by nick uk, 21-06-2009 02:31 PM
    • Replies: 9
    • Views: 2,669
    nick uk
    02-07-2009, 10:21 PM Go to last post

  16. temperature gradient

    Started by rooibos, 15-12-2009 05:04 PM
    • Replies: 9
    • Views: 2,603
    Thermatech
    17-12-2009, 09:23 PM Go to last post

  17. Discrete Scroll Compressor Model

    Started by gmansparky, 06-01-2010 05:17 PM
    • Replies: 9
    • Views: 5,734
    Tesla
    22-05-2010, 02:20 PM Go to last post

  18. Looking for suggestions

    Started by ddrink, 26-01-2010 03:51 AM
    • Replies: 9
    • Views: 2,631
    jcook1982
    29-01-2010, 07:56 PM Go to last post

  19. CPR improving hotgas defrost? any thoughts

    Started by young gun, 10-05-2010 09:26 AM
    • Replies: 9
    • Views: 7,198
    jakabus
    28-04-2011, 12:29 PM Go to last post

  20. Replacement Condenser Fan Motor Sizing

    Started by DrChill, 23-05-2010 06:47 AM
    • Replies: 9
    • Views: 13,413
    IMSTIEN
    01-06-2010, 11:13 PM Go to last post

  21. SC and SH changes as the ambient fluctuates

    Started by Chef, 10-06-2010 12:28 PM
    • Replies: 9
    • Views: 3,075
    lana
    12-06-2010, 07:13 AM Go to last post

  22. de-superheater

    Started by icecube51, 14-07-2010 08:07 PM
    • Replies: 9
    • Views: 2,781
    icecube51
    16-07-2010, 04:15 PM Go to last post

  23. copeland compressor

    Started by tcdmtcdt, 27-07-2010 02:42 PM
    • Replies: 9
    • Views: 5,600
    Eric the King
    19-08-2010, 10:43 PM Go to last post

  24. How calculate AHU performance?

    Started by jjosip, 26-08-2010 01:22 PM
    • Replies: 9
    • Views: 17,794
    sunilkumarhvac
    20-06-2011, 07:01 AM Go to last post

  25. Differential pressure switch testing them?

    Started by moondawn, 13-10-2010 08:37 PM
    1 Attachment(s)
    • Replies: 9
    • Views: 7,656
    NoNickName
    15-10-2010, 05:31 PM Go to last post

  26. Capillary Sizing

    Started by majortom, 23-11-2010 08:58 PM
    1 Attachment(s)
    • Replies: 9
    • Views: 6,880
    jcook1982
    30-06-2011, 01:29 AM Go to last post

  27. High pressure cut out

    Started by 2ps, 28-09-2011 12:40 PM
    • Replies: 9
    • Views: 18,101
    Sandro Baptista
    29-09-2011, 10:52 AM Go to last post

  28. AHU Design Air Flow

    Started by remwel, 23-02-2011 07:11 AM
    • Replies: 9
    • Views: 7,973
    MilosBog
    24-02-2011, 07:30 PM Go to last post

  29. Good Cleaners

    Started by AUScooler:-), 15-04-2011 04:52 AM
    • Replies: 9
    • Views: 2,706
    AUScooler:-)
    17-04-2011, 03:08 PM Go to last post

  30. C02 pipe wall thickness

    Started by cool runings, 07-11-2011 04:26 PM
    • Replies: 9
    • Views: 3,834
    cool runings
    10-11-2011, 02:04 AM Go to last post

  31. electric devices

    Started by kefah, 24-03-2013 07:40 PM
    2 Attachment(s)
    • Replies: 9
    • Views: 3,933
    kefah
    04-02-2014, 06:03 PM Go to last post

  32. Air cooled condenser design

    Started by D.D.KORANNE, 27-12-2011 11:30 AM
    • Replies: 9
    • Views: 4,928
    D.D.KORANNE
    29-12-2011, 12:30 PM Go to last post

  33. charge and condensing pressure

    Started by PaulL, 27-01-2012 06:56 AM
    • Replies: 9
    • Views: 3,542
    hvacrmedic
    28-01-2012, 08:27 PM Go to last post

  34. Testing Setup

    Started by cwells, 30-04-2012 06:13 AM
    • Replies: 9
    • Views: 3,929
    cwells
    10-06-2012, 09:37 PM Go to last post

  35. filter dryer changing?

    Started by kurt s, 22-05-2012 01:39 PM
    • Replies: 9
    • Views: 3,691
    Grizzly
    05-06-2012, 12:45 PM Go to last post

  36. Ice on evaporator

    Started by napter38, 23-07-2012 09:50 AM
    evaporator not working, ice, ice on evaporator
    • Replies: 9
    • Views: 3,894
    Peter_1
    24-07-2012, 09:01 PM Go to last post

  37. Measuring superheat with no access at evap

    Started by HiltonMeatHead, 25-08-2012 09:16 AM
    • Replies: 9
    • Views: 3,481
    THE DUDE
    25-09-2012, 12:01 AM Go to last post

  38. Exclamation Screw compressor

    Started by azammakda, 17-10-2013 10:32 AM
    • Replies: 9
    • Views: 3,255
    azammakda
    01-11-2013, 03:16 AM Go to last post

  39. using a TXV as a control valve for cooling water or air

    Started by benson loh, 16-03-2014 08:53 AM
    • Replies: 9
    • Views: 3,168
    benson loh
    23-03-2014, 03:52 AM Go to last post

  40. R410A Piping Distribution System - Pressure Test rating

    Started by remwel, 21-11-2014 03:14 AM
    • Replies: 9
    • Views: 4,752
    Contactor
    15-04-2015, 04:51 PM Go to last post

  41. Exclamation Reducing diameter of rising suction pipe for oil return

    Started by Contactor, 30-10-2015 05:57 PM
    • Replies: 9
    • Views: 3,129
    Magoo
    08-11-2015, 11:22 PM Go to last post

  42. Brazing technique

    Started by Aria, 28-12-2015 06:13 AM
    2 Attachment(s)
    • Replies: 9
    • Views: 3,571
    chemi-cool
    08-01-2016, 08:38 AM Go to last post

  43. Question Refrigeration nameplate tonnage capacity vs actual KW drawn

    Started by Ron, 20-07-2016 10:11 PM
    capacity of chiller, capacity rating, conversion unit, ton of refrigeration, trane chiller
    • Replies: 9
    • Views: 3,918
    mrr
    02-09-2016, 07:47 AM Go to last post

  44. Lexus automotive unknown refrigerant path

    Started by CyFi6, 02-12-2022 03:48 PM
    5 Attachment(s)
    • Replies: 9
    • Views: 1,733
    adriansami
    16-12-2022, 10:13 AM Go to last post

  45. Noobie question.Evaporator Pressure.

    Started by kfjoe, 28-02-2003 10:33 PM
    • Replies: 8
    • Views: 7,958
    superheat
    04-03-2003, 09:11 PM Go to last post

  46. Fit & Forget flexi-hose

    Started by trial, 11-11-2005 11:17 AM
    • Replies: 8
    • Views: 2,778
    chemi-cool
    14-11-2005, 02:02 PM Go to last post

  47. Oil return/reduced evaporator capacity

    Started by Peter_1, 23-12-2006 01:13 PM
    • Replies: 8
    • Views: 2,679
    US Iceman
    31-12-2006, 02:56 AM Go to last post

  48. Raise evap temp 1 degree better effic

    Started by gwm121, 17-07-2009 11:15 AM
    • Replies: 8
    • Views: 3,392
    Gary
    21-07-2009, 05:15 PM Go to last post

  49. condensing unit sizing

    Started by sean1, 16-02-2010 10:16 PM
    • Replies: 8
    • Views: 3,107
    lowcool
    28-02-2010, 10:33 PM Go to last post

  50. Superheat

    Started by crocens, 23-10-2012 10:12 PM
    • Replies: 8
    • Views: 3,311
    Rob White
    27-10-2012, 08:44 PM Go to last post

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