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Forum: Heat Pumps

  1. Keram 9kw heat pump

    Started by rt29781, 22-12-2008 04:08 PM
    • Replies: 8
    • Views: 8,358
    gr33n
    18-04-2011, 09:35 AM Go to last post

  2. Air source heat pump modification

    Started by rt29781, 22-12-2008 05:05 PM
    • Replies: 4
    • Views: 5,481
    rt29781
    23-12-2008, 08:41 AM Go to last post

  3. Addition of a heat pump to solar heating system

    Started by rt29781, 26-11-2009 04:21 PM
    • Replies: 24
    • Views: 9,233
    rt29781
    23-01-2010, 08:46 AM Go to last post

  4. The Dead Horse just won't die

    Started by saintex, 23-11-2015 11:43 PM
    • Replies: 8
    • Views: 4,114
    saintex
    09-01-2016, 04:58 PM Go to last post

  5. heat pump enclosures

    Started by samohtom, 23-02-2011 07:01 PM
    • Replies: 3
    • Views: 6,641
    samohtom
    24-02-2011, 08:36 PM Go to last post

  6. Eev reaction time too long

    Started by samux12, 08-03-2013 01:00 PM
    • Replies: 4
    • Views: 2,309
    chemi-cool
    11-03-2013, 04:12 PM Go to last post

  7. Rotary compressors in heat pump application

    Started by samux12, 14-02-2013 09:14 AM
    • Replies: 6
    • Views: 6,407
    desA
    28-05-2013, 10:03 AM Go to last post

  8. Air source heat pump designing issues

    Started by samux12, 06-08-2013 02:20 PM
    2 Attachment(s)
    • Replies: 6
    • Views: 2,954
    frigolaki
    04-03-2014, 11:14 AM Go to last post

  9. Compressor malfunction

    Started by samux12, 02-10-2013 10:35 AM
    5 Attachment(s)
    • Replies: 37
    • Views: 7,353
    shooter
    11-01-2014, 10:46 AM Go to last post

  10. Post Advice badly needed re: replacement ground source heat pump

    Started by satprof, 11-08-2016 01:52 PM
    air-source, replacement compressor, underfloor
    • Replies: 3
    • Views: 3,157
    satprof
    14-08-2016, 09:26 AM Go to last post

  11. Off-Cycle Compressor Motor Heat

    Started by Saturatedpsi, 08-10-2017 02:32 AM
    1 Attachment(s)
    • Replies: 8
    • Views: 4,221
    Saturatedpsi
    11-10-2017, 05:11 PM Go to last post

  12. high head pressure

    Started by savoc, 12-07-2010 11:07 AM
    • Replies: 0
    • Views: 2,759
    savoc
    12-07-2010, 11:07 AM Go to last post

  13. Daikin Altherma HT not defrosting

    Started by sberry, 24-01-2021 06:11 PM
    • Replies: 0
    • Views: 4,852
    sberry
    24-01-2021, 06:11 PM Go to last post

  14. Tappan Heat Pump Iced

    Started by SC Mendo, 18-02-2010 04:39 PM
    • Replies: 0
    • Views: 2,223
    SC Mendo
    18-02-2010, 04:39 PM Go to last post

  15. Nordyne defrost board

    Started by SC Mendo, 19-02-2010 01:22 AM
    • Replies: 1
    • Views: 2,657
    Brian_UK
    19-02-2010, 07:40 PM Go to last post

  16. mr slim indoor unit problems

    Started by sc4043, 22-07-2010 10:19 PM
    • Replies: 8
    • Views: 6,952
    miacraig
    20-08-2010, 09:13 AM Go to last post

  17. Daikin Altherma ASHP Problems

    Started by Scobecu, 12-02-2021 11:03 PM
    • Replies: 9
    • Views: 6,673
    frank
    14-02-2021, 06:53 PM Go to last post

  18. cooling problem and intermittent fan

    Started by scoobyru, 31-03-2015 04:50 PM
    • Replies: 5
    • Views: 2,671
    Brian_UK
    01-04-2015, 10:10 PM Go to last post

  19. Daikin Altherma not reaching flow temp (35C)

    Started by Scott MacDonald, 02-11-2013 08:59 AM
    • Replies: 19
    • Views: 8,606
    hyperion
    17-01-2014, 10:30 AM Go to last post

  20. Carrier 410A heat pump question

    Started by Scott Turner, 10-08-2008 01:59 AM
    • Replies: 1
    • Views: 5,159
    BritCit_Juve
    13-08-2008, 11:55 PM Go to last post

  21. Please help

    Started by seanw5055, 20-11-2007 11:02 AM
    • Replies: 7
    • Views: 3,257
    frank
    23-11-2007, 02:20 PM Go to last post

  22. Temperature glide or something else?

    Started by Seleski, 31-07-2013 07:56 PM
    • Replies: 2
    • Views: 1,721
    mark957
    13-10-2013, 02:09 PM Go to last post

  23. Desperate. Help Please

    Started by Sensei, 26-06-2020 01:29 PM
    • Replies: 22
    • Views: 17,176
    Sensei
    06-07-2020, 12:15 PM Go to last post

  24. swimming pool

    Started by Servicefrigo, 01-05-2006 06:05 PM
    • Replies: 6
    • Views: 3,569
    anup
    11-05-2006, 10:36 PM Go to last post

  25. Can be mixed Sanyo GHP with ECOi?Oil for first is HP-9 and for the second is FV68S.

    Started by shujin, 04-08-2012 12:38 AM
    • Replies: 4
    • Views: 8,764
    techguy
    04-09-2012, 02:00 PM Go to last post

  26. Rechi Compressors

    Started by SimonI, 12-01-2009 10:39 AM
    • Replies: 0
    • Views: 5,747
    SimonI
    12-01-2009, 10:39 AM Go to last post

  27. Mitsubishi ecodan Heatpump Boiler

    Started by sinewave, 13-02-2008 07:44 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 67
    • Views: 87,251
    Karl Hofmann
    26-01-2011, 05:52 PM Go to last post

  28. Condensing Temperatujre

    Started by sioz1, 03-10-2016 06:20 AM
    • Replies: 5
    • Views: 3,181
    Magoo
    05-10-2016, 02:38 AM Go to last post

  29. heat Pump low and hight pressure switch

    Started by sioz1, 02-05-2017 09:55 AM
    2 Attachment(s)
    • Replies: 2
    • Views: 2,279
    sioz1
    02-05-2017, 01:12 PM Go to last post

  30. Sanyo P04 Fault

    Started by skilts, 24-11-2017 09:12 PM
    • Replies: 0
    • Views: 2,529
    skilts
    24-11-2017, 09:12 PM Go to last post

  31. Hitachi

    Started by skilts, 23-11-2018 08:09 PM
    • Replies: 6
    • Views: 10,929
    skilts
    24-11-2018, 01:35 PM Go to last post

  32. Heat pump refrigerant circuit - bypass filter drier and liquid receiver in defrost

    Started by skysurfer81, 12-02-2012 03:03 PM
    1 Attachment(s)
    • Replies: 11
    • Views: 5,071
    AlexG
    14-02-2012, 06:23 PM Go to last post

  33. Chromalox incremental heat pump

    Started by Sledge, 06-12-2008 03:27 AM
    • Replies: 3
    • Views: 5,406
    momo
    23-12-2008, 03:27 AM Go to last post

  34. Question Solar Services salesman proposal

    Started by snelmark, 31-08-2009 11:29 AM
    • Replies: 9
    • Views: 4,369
    greenman
    24-11-2009, 11:18 PM Go to last post

  35. Energy Query.

    Started by Solair, 09-12-2014 06:58 PM
    • Replies: 12
    • Views: 4,397
    Josip
    11-12-2014, 10:24 PM Go to last post

  36. Two stage lift using UFH

    Started by Solair, 27-12-2016 12:07 AM
    • Replies: 4
    • Views: 3,003
    Worcester
    24-02-2017, 04:59 PM Go to last post

  37. AIR Source heat pump calculator.

    Started by sooty~surfer, 31-01-2012 09:00 PM
    • Replies: 22
    • Views: 10,935
    sooty~surfer
    06-02-2012, 05:00 PM Go to last post

  38. Pool heat pump set up help please. retired eng.

    Started by southcoaster, 12-05-2011 01:16 PM
    • Replies: 8
    • Views: 5,787
    Brian_UK
    12-05-2011, 11:36 PM Go to last post

  39. MCS Certification

    Started by sparkatan, 09-01-2012 09:43 AM
    • Replies: 5
    • Views: 2,344
    frank
    10-01-2012, 08:14 PM Go to last post

  40. Daikin unit

    Started by sparrow, 16-09-2008 03:13 PM
    1 Attachment(s)
    • Replies: 4
    • Views: 7,075
    Odd job
    27-10-2008, 08:27 PM Go to last post

  41. Daikin Altherma - Defrost Cycles to frequent

    Started by src100308, 19-01-2011 09:37 AM
    4 Attachment(s)
    • Replies: 35
    • Views: 29,294
    brunstar
    16-02-2011, 11:42 PM Go to last post

  42. Altherma HT ASHP - power consumption whilst idle

    Started by src100308, 12-06-2011 08:13 PM
    altherma, daikin, heat pump
    • Replies: 5
    • Views: 9,418
    sinewave
    08-07-2011, 06:58 PM Go to last post

  43. Clivet heat pump wsan-ee121

    Started by ssaass, 10-11-2013 01:07 PM
    • Replies: 5
    • Views: 3,290
    Gideon Beddows
    11-02-2014, 04:01 PM Go to last post

  44. parameter for heat pump

    Started by ssaass, 14-11-2013 07:46 AM
    • Replies: 1
    • Views: 1,447
    hyperion
    14-11-2013, 02:28 PM Go to last post

  45. no. of days required for underfloor system to heat a newly constructed residence

    Started by ssaass, 07-01-2014 07:23 PM
    • Replies: 12
    • Views: 3,150
    ssaass
    13-01-2014, 12:33 PM Go to last post

  46. Toshiba RAS 10/13 SAVP/SKVP-ND model differences

    Started by SteinarN, 20-02-2008 05:23 PM
    • Replies: 19
    • Views: 17,914
    SteinarN
    22-02-2008, 02:14 AM Go to last post

  47. Angry Toshiba RAV SM/SP1400 defrost problem

    Started by SteinarN, 19-02-2008 09:00 PM
    • Replies: 11
    • Views: 10,146
    SteinarN
    20-02-2008, 04:25 PM Go to last post

  48. Under what conditions are better?

    Started by stephenzztan, 16-10-2009 03:19 AM
    • Replies: 1
    • Views: 1,837
    desA
    16-10-2009, 04:25 AM Go to last post

  49. Daikin Altherma Pump Down?

    Started by Steven_AC, 12-10-2012 07:56 PM
    • Replies: 6
    • Views: 5,917
    Steven_AC
    21-10-2012, 05:12 PM Go to last post

  50. Sizing question

    Started by stoljc05, 14-03-2016 10:45 AM
    • Replies: 5
    • Views: 3,128
    mikeref
    16-03-2016, 08:06 AM Go to last post

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