Page 1 of 72 123456789101112131415161718192051 ... LastLast
Threads 1 to 50 of 3595

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: 333,067
    L-PLATES
    01-11-2011, 11:18 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: 32,061
    SeanB
    02-10-2011, 05:45 PM Go to last post

  1. Practicallity of fitting soft starter to older ducted 15kW Airwell, to run offgrid

    Started by dairytech, 22-11-2024 09:30 AM
    1 Attachment(s)
    • Replies: 1
    • Views: 246
    cricri
    24-11-2024, 06:53 PM Go to last post

  2. Risk of corrosion on evaporator coil

    Started by kay86, 30-07-2024 12:44 PM
    1 Attachment(s)
    • Replies: 7
    • Views: 6,657
    sterl
    17-10-2024, 06:53 PM Go to last post

  3. Suction line freezing up. Wrong cap tube?

    Started by kay86, 01-10-2024 08:15 PM
    1 Attachment(s)
    • Replies: 2
    • Views: 4,085
    kay86
    01-10-2024, 11:25 PM Go to last post

  4. Daikin chiller check valve

    Started by otrotabi, 13-09-2024 06:15 PM
    chiller 4 Attachment(s)
    • Replies: 3
    • Views: 1,577
    narkom
    17-09-2024, 08:25 PM Go to last post

  5. 2P14C225A compressor - looking for datasheet.

    Started by avz, 14-08-2024 10:29 AM
    • Replies: 0
    • Views: 3,030
    avz
    14-08-2024, 10:29 AM Go to last post

  6. R290 test pressure too low?

    Started by kay86, 02-08-2024 03:04 PM
    • Replies: 1
    • Views: 2,618
    seanf
    02-08-2024, 03:53 PM Go to last post

  7. Where to install pressure control switch

    Started by kay86, 29-07-2024 05:35 PM
    • Replies: 2
    • Views: 2,511
    kay86
    30-07-2024, 04:31 PM Go to last post

  8. Small dent on evaporator coil

    Started by kay86, 26-06-2024 12:17 AM
    1 Attachment(s)
    • Replies: 2
    • Views: 2,951
    knighty
    30-06-2024, 09:04 AM Go to last post

  9. Hygroscopic POE oil

    Started by kay86, 28-02-2024 01:15 AM
    poe oil
    • Replies: 8
    • Views: 3,576
    kay86
    26-06-2024, 12:00 AM Go to last post

  10. R290 LBP Compressors at Low Temperatures

    Started by kay86, 11-05-2024 03:25 PM
    1 Attachment(s)
    • Replies: 3
    • Views: 2,108
    Orsus_KR
    27-05-2024, 05:55 PM Go to last post

  11. Design pressure for cascade systems according to ASHRAE 15

    Started by adrianKwia, 12-04-2024 01:27 PM
    ashrae, cascade
    • Replies: 2
    • Views: 3,121
    adrianKwia
    29-04-2024, 11:06 AM Go to last post

  12. VRF Toshiba twinned MMY-MAP1404FT8-E Recover R410

    Started by Jayaka, 20-04-2024 04:55 PM
    • Replies: 0
    • Views: 1,996
    Jayaka
    20-04-2024, 04:55 PM Go to last post

  13. Help! How do I remove valve core on this Toshiba RAS unit???

    Started by Gollom, 19-03-2024 12:54 PM
    3 Attachment(s)
    • Replies: 1
    • Views: 2,609
    seanf
    19-03-2024, 06:37 PM Go to last post

  14. Single phase, two cap motor

    Started by seanf, 01-03-2024 11:16 PM
    1 Attachment(s)
    • Replies: 6
    • Views: 2,548
    seanf
    14-03-2024, 11:19 PM Go to last post

  15. forum is dead

    Started by Grizzly, 13-03-2024 11:25 AM
    • Replies: 0
    • Views: 2,704
    Grizzly
    13-03-2024, 11:25 AM Go to last post

  16. Old fridge to cold after repair

    Started by iain123, 05-03-2024 03:19 PM
    • Replies: 0
    • Views: 2,007
    iain123
    05-03-2024, 03:19 PM Go to last post

  17. Question (stupid?) Should system be at saturation pressure?

    Started by berntd, 19-12-2023 04:48 AM
    • Replies: 17
    • Views: 5,072
    chan005
    28-02-2024, 08:55 AM Go to last post

  18. Flux and brazing

    Started by kay86, 27-02-2024 03:51 PM
    1 Attachment(s)
    • Replies: 6
    • Views: 2,497
    kay86
    28-02-2024, 01:06 AM Go to last post

  19. Capillary design

    Started by kay86, 18-02-2024 03:38 PM
    1 Attachment(s)
    • Replies: 7
    • Views: 2,673
    Rob White
    21-02-2024, 10:00 AM Go to last post

  20. Filter Dryer question

    Started by RumpShaker, 31-01-2024 10:36 PM
    3 Attachment(s)
    • Replies: 2
    • Views: 2,338
    RumpShaker
    01-02-2024, 02:46 PM Go to last post

  21. Heat load calculations

    Started by Stretch79, 24-01-2024 10:58 AM
    • Replies: 1
    • Views: 2,436
    seanf
    24-01-2024, 01:19 PM Go to last post

  22. R 410

    Started by mbc, 31-10-2023 11:36 AM
    • Replies: 4
    • Views: 7,006
    seanf
    14-12-2023, 04:51 PM Go to last post

  23. NH3 T-S Diagram (Imperial)

    Started by xixxi, 01-12-2023 09:15 PM
    • Replies: 2
    • Views: 2,627
    frank
    09-12-2023, 05:34 PM Go to last post

  24. which one is good.

    Started by mbc, 02-11-2023 06:44 AM
    • Replies: 12
    • Views: 3,672
    xixxi
    04-12-2023, 03:02 PM Go to last post

  25. likely costs

    Started by madfarmer, 12-06-2023 05:26 PM
    • Replies: 4
    • Views: 3,380
    sterl
    03-10-2023, 08:02 PM Go to last post

  26. Removing Daikin PCB - RZP125DV1

    Started by CPerry, 25-08-2023 04:24 AM
    • Replies: 6
    • Views: 3,238
    frank
    28-08-2023, 02:03 PM Go to last post

  27. 134 a in 2014 Town Country --a/c went warm then back to cold after 15 min parking it.

    Started by birmingplu, 05-08-2023 08:57 AM
    • Replies: 1
    • Views: 2,794
    martinw58
    07-08-2023, 05:58 AM Go to last post

  28. Supermarket refrigerated case credits

    Started by Jjeromet, 02-08-2023 07:55 PM
    • Replies: 0
    • Views: 2,460
    Jjeromet
    02-08-2023, 07:55 PM Go to last post

  29. Brazing rods not compatible with all refrigerants

    Started by kay86, 12-07-2023 05:05 PM
    • Replies: 0
    • Views: 2,581
    kay86
    12-07-2023, 05:05 PM Go to last post

  30. Suction pressure below ambient pressure

    Started by kay86, 08-07-2023 09:02 PM
    • Replies: 4
    • Views: 2,986
    Huston
    12-07-2023, 03:54 PM Go to last post

  31. Electronics acronym

    Started by seanf, 19-04-2023 06:34 PM
    • Replies: 2
    • Views: 2,855
    seanf
    15-06-2023, 06:47 PM Go to last post

  32. Finding the right person for the job

    Started by Fleety, 19-05-2023 09:42 AM
    • Replies: 4
    • Views: 2,969
    TrevH
    13-06-2023, 08:50 PM Go to last post

  33. Compressor for R290 rerigerant

    Started by kay86, 21-04-2023 01:36 AM
    • Replies: 4
    • Views: 2,981
    nike123
    30-04-2023, 03:54 PM Go to last post

  34. Heat load and capillary tube

    Started by kay86, 25-04-2023 02:13 AM
    3 Attachment(s)
    • Replies: 3
    • Views: 2,820
    nike123
    30-04-2023, 03:43 PM Go to last post

  35. Unhappy Condenser inlet is too big?

    Started by kay86, 31-03-2023 06:58 PM
    2 Attachment(s)
    • Replies: 5
    • Views: 3,149
    Peter_1
    21-04-2023, 08:07 AM Go to last post

  36. Need to keep a room 55-58 degrees.... best way to do that?

    Started by Basic, 20-04-2023 08:40 PM
    • Replies: 1
    • Views: 2,579
    Peter_1
    21-04-2023, 08:05 AM Go to last post

  37. Pressure control

    Started by kay86, 17-02-2023 04:19 AM
    • Replies: 14
    • Views: 4,638
    frank
    29-03-2023, 08:21 AM Go to last post

  38. Drinking water and copper

    Started by skyboy6142, 26-03-2023 07:12 PM
    • Replies: 4
    • Views: 2,875
    NH3LVR
    27-03-2023, 09:05 PM Go to last post

  39. PHE evaporators

    Started by Mataura, 04-03-2023 11:38 PM
    • Replies: 6
    • Views: 3,591
    Grizzly
    06-03-2023, 10:29 AM Go to last post

  40. Danfoss KP5 6mm Cutting Ring

    Started by rossyram23, 02-03-2023 05:38 PM
    • Replies: 10
    • Views: 3,276
    Tycho
    05-03-2023, 03:45 PM Go to last post

  41. Post Some questions on 30GX-207 air cooled chillers

    Started by abcxyz5, 15-02-2023 03:20 PM
    30gx, discharge, economizer, pressure, suction
    • Replies: 3
    • Views: 2,886
    seanf
    20-02-2023, 08:28 PM Go to last post

  42. Thermal expansion formula

    Started by Peter_1, 28-10-2022 10:47 AM
    1 Attachment(s)
    • Replies: 19
    • Views: 4,767
    eddid
    19-02-2023, 08:27 PM Go to last post

  43. Building a water chiller for an Ice Bath

    Started by luketurner, 14-02-2023 10:44 PM
    • Replies: 0
    • Views: 2,703
    luketurner
    14-02-2023, 10:44 PM Go to last post

  44. need help to understand the control

    Started by timalg, 25-01-2023 11:41 PM
    • Replies: 2
    • Views: 4,094
    iACS
    13-02-2023, 04:50 PM Go to last post

  45. cooling load- defrost

    Started by mechman, 27-01-2023 10:54 AM
    1 Attachment(s)
    • Replies: 3
    • Views: 5,247
    GrantD
    30-01-2023, 10:45 AM Go to last post

  46. Lightbulb VSD Pump control

    Started by Harper, 20-01-2023 08:44 PM
    • Replies: 13
    • Views: 10,571
    RANGER1
    30-01-2023, 08:23 AM Go to last post

  47. Cooling water drum

    Started by mitch722, 11-01-2023 05:13 AM
    1 Attachment(s)
    • Replies: 3
    • Views: 4,478
    RANGER1
    15-01-2023, 12:12 AM Go to last post

  48. cooling cylinder

    Started by rezasth, 10-10-2022 12:02 PM
    • Replies: 8
    • Views: 9,357
    Rob White
    13-01-2023, 09:54 AM Go to last post

  49. Coolpack error

    Started by Peter_1, 29-12-2022 05:27 PM
    • Replies: 4
    • Views: 7,511
    MrFreez717
    30-12-2022, 10:08 PM Go to last post

  50. Beware the Pareto Frontier Scam

    Started by Glass, 21-12-2022 04:22 AM
    • Replies: 0
    • Views: 5,730
    Glass
    21-12-2022, 04:22 AM Go to last post

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 8 replies or 50 views
Hot thread with unread posts
More than 8 replies or 50 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  

Forum Rules