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  1. Thread: Mcquay WSC-126

    by coldrig
    Replies
    0
    Views
    157

    Mcquay WSC-126

    Anybody can explain how to replace BACnet communication Module on Mcquay WSC-126 Chiller.
    Thanks.
  2. Thread: Mcquay Expert

    by coldrig
    Replies
    1
    Views
    275

    Mcquay Expert

    I want to ask if we need to replace faulty Microtech ii 3302752 Universal Communication Circuit Board,is it just remove faulty module and fix new one or it need some programming also.Thanks.
  3. Replies
    14
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    1,228

    Thanks for Advice,I will try myself safely If I...

    Thanks for Advice,I will try myself safely If I will see it is not working then I will call Trane Technician.
  4. Replies
    14
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    1,228

    It was good hint and I tried to adjust Contrast...

    It was good hint and I tried to adjust Contrast but no use I think problem is in circuit,some component heatup because after few minutes backlight disappear.
  5. Replies
    11
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    694

    Thanks for lot of useful information,I will check...

    Thanks for lot of useful information,I will check on Monday and then let you know. VAVs are varitrane.
  6. Replies
    14
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    1,228

    I got the correct cable and it is communicating...

    I got the correct cable and it is communicating even with old Display although Display screen is blank only backlight but I can
    read all configuration on TechView screen,but I don't see backup
    and...
  7. Replies
    14
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    1,228

    I am agree with you it is not DIY operation.We...

    I am agree with you it is not DIY operation.We have another same chiller which is working OK so can I take backup from there and load it other Display unit,as it is 100% same configuration.I download...
  8. Replies
    14
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    1,228

    (Tech View)Is there any restriction like Licence...

    (Tech View)Is there any restriction like Licence or password or it is free to download and use.When I will hookup via serial cable will it read configuration from chiller memory.Then I will restore...
  9. Replies
    14
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    1,228

    Trane Adaptive Control

    There was Faulty Adaptive Control Display unit on RTAC200 Trane Chiller sticker on backside is X13650827-06 I replaced it with same number X13650827-06 from ebay. when I give it 24Vdc power it shows...
  10. Replies
    11
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    694

    In that setup Screen there is no box to Replace...

    In that setup Screen there is no box to Replace Pressure Dependent to Pressure Independent.
  11. Replies
    11
    Views
    694

    One more question if you can reply,It is showing...

    One more question if you can reply,It is showing Pressure Dependent VAV,Where as these are Pressure Independent VAVs because there are differential pressure transducers,does it make any difference or...
  12. Replies
    11
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    694

    BCU is BMTX and it has Two comm4 links.I...

    BCU is BMTX and it has Two comm4 links.I succeeded to communicate with VAV. As there is no network cable so at the moment I can just connect one by one as required,until we pull cabel. Any how I am...
  13. Replies
    11
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    694

    MP581 is only used for Pumps which is connected...

    MP581 is only used for Pumps which is connected on Comm5 and Chillers are connected on Comm3.At the moment VAVs are stand alone there Built in Cards DDC/U.C.M Control board these are UCM4 and not...
  14. Replies
    11
    Views
    694

    Trane VAV Programming

    We have site with Trane BAS System Tracer Summit Ver16.There are 3 Trane Chillers RTAD and 3 Ch water pump 2 working 1 standby.1 BCU and 1 MP581 Controller.There are few TRANE VAVs are there on there...
  15. Replies
    0
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    261

    VFD-IGBT Question

    Anybody has idea how to check Mitsubishi IGBT PM200DVA120 With Talon VFD Analyzer. Normal IGBT has gate but this IGBT has many control pins. IGBT drawing is attached.Thanks.
  16. Replies
    0
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    241

    SIEMENS VAV PINOUT

    We have Siemens VAVs GDB181.1E/3 with 6 pins for converter connections.Now we receive same Model with 7 Holes for converter connections so AST11 Converter is not communicating.Anybody have Idea how...
  17. Replies
    0
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    236

    SIEMENS VAV static Calibration Question

    Any body have idea how ACS941 Tool calibrating flow rate on Pressure difference.In case of Johnson controls VAV Calibration we need to add Duct size but in case of Siemens VAV there is no requirement...
  18. Replies
    2
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    325

    When I attach HC7410 and try to check DCU address...

    When I attach HC7410 and try to check DCU address it is not showing anything so I don't know how to start communication and assign some address to PCU. Only then it can be possible to download Bin...
  19. Replies
    2
    Views
    325

    I/net PCU7718 Networking problem

    We have problem with I/net 2000 networking ,there are around 25 PCU7718 AND PCU7756 Controllers one of them has some problem due to that all controllers are showing question marks and after few...
  20. Replies
    3
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    500

    Thanks for Default IP,I use same series IP in my...

    Thanks for Default IP,I use same series IP in my PC and I can ping Xenta527 NPR. But I don,t see it online through Inet200 configuration window. What is reason and If I want to change IP of Xenta527...
  21. Replies
    3
    Views
    500

    Tac Xenta527 NPR

    Hi,We have Inet2000 system.I want to configure Xenta 527NPR. According to Manual it can be configured via RS232 cable. Is it possible to configure it via Ethernet cable also. Thanks.
  22. Replies
    0
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    234

    OS2 ULTIVIST UPGRADING

    We have one old site with ULTIVIST on OS/2,Owner want to upgrade their system.There are DMS 350 Controllers. So which software and controllers are most suitable to upgrade this system.Thanks.
  23. Replies
    8
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    1,062

    Hi Dan

    I will check about backup file,I am not at same site at this time Ithink front end is EBI,let me check it tomorrow
    if you can give me hint about backup file name.Thanks.
  24. Replies
    8
    Views
    1,062

    Very nice information, We are AC service...

    Very nice information, We are AC service co.Honeywell don't sell us Care software is there any other source from where to buy Care software.Thanks.
  25. Replies
    8
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    1,062

    SKWSPROUL

    I am thankful to your reply
  26. Replies
    8
    Views
    1,062

    Honeywell XCL5010 Question

    We have one faulty XCL5010 Controller,When we will replace it with new one is there any programming required or it will upload itself.Thanks.
  27. Replies
    1
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    727

    Tac i/net Seven CD Key

    We have HVAC System with Tac i/net Seven 2.21 installed,There is virus in PC and we want to Format it.We have original CD but Key is not written on it,the person who install it long back left company...
  28. Replies
    0
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    322

    Telemecanicque LT6 Motor Controller

    I have one new site with Telemecanicque LT6 Motor
    control Modules,One Module is not working and other
    has very small Star to Delta transition time,to check
    the problems LA9PA620 Software...
  29. Replies
    0
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    373

    Mcquay Microtech ll Code

    Anybody have idea what is meaning of Microtech code like
    PCO2 MQ3BL0
    PCO2 000BM0
    PCO2 000BL0
    PCO3 MQ0BM0
    Or any refrence litraure to understand these codes.Thanks.
  30. Replies
    4
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    949

    Thanks for reply.I think revision is for...

    Thanks for reply.I think revision is for controller and serial card for communication can be same to work with both controllers.
  31. Replies
    4
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    949

    McQuay MicroTech II

    What is difference between PCO3MQ0BS0 and
    PCO3MQ0BM0.We have one faulty Lon Serial Card in PCO3MQ0BS0.Can we replace it from
    spare controller PCO3MQ0BM0.Are both cards
    compatible.Thanks.
  32. Replies
    5
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    1,611

    will you tell me what Data points you...

    will you tell me what Data points you required.Thanks.
  33. Replies
    5
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    1,611

    York YK Centrifugal Chiller

    We have 3 YK series york chillers R134a cooling capacity 1500 Tons.One of the chiller is surging too much condenser Sub cooling is around 10 Deg F.Its motor is 3.3Kv,Ampares are are fluctuating...
  34. Replies
    2
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    640

    AHU reverse connections

    Normally Ahu Water supply is from down and return from up,but at one site contractor connect Supply from Up so what can be effect on performance of Ahu.This Ahu is 948 MBH capacity.Thanks.
  35. Replies
    1
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    682

    Invensys MN 620

    Where can I get Invensys MN 620 Application Template.Thanks.
  36. Replies
    9
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    933

    Model LD 100 Dual Source Made in Ireland

    Model LD 100 Dual Source
    Made in Ireland
  37. Replies
    9
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    933

    how to reach Sub menu?

    how to reach Sub menu?
  38. Replies
    9
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    933

    Humidity is 52 and Humidity set point was 26, I...

    Humidity is 52 and Humidity set point was 26, I change it to 52 but compressor contactors are remain energized.Room Temp is 17 and setpoint is 19 C.Is there some software programming problem.
  39. Replies
    9
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    933

    It is Air cool system but dual coils Evaporator...

    It is Air cool system but dual coils Evaporator coils for compressors and other coils for chilled water.There are two set of heaters with two separate contactors
    Thanks for reply.
  40. Replies
    9
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    933

    Thanks for your reply let me check and I will...

    Thanks for your reply let me check and I will write.
  41. Replies
    9
    Views
    933

    LIEBERT EXPERTS

    We have Liebert Unit System4 Level5.It is down flow type.Temperature setpoint is 19 C , It is working on chilled water,In display screen Temperature is showing 17 C.Both compressor contactors are...
  42. Replies
    5
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    594

    It is 1095 not 109s.Thanks.

    It is 1095 not 109s.Thanks.
  43. Replies
    5
    Views
    594

    York Screw Chiller

    Hi,Anybody knows where to buy Motherboard 031-0109SE000 for York Screw Chiller.Thanks.
  44. Thread: EUROTHERM VFD

    by coldrig
    Replies
    0
    Views
    306

    EUROTHERM VFD

    EUROTHERM VSD Model No : 650VD Password is lost anybody have idea of backdoor Password.Thanks.
  45. Thread: McQuay Expert

    by coldrig
    Replies
    4
    Views
    585

    Hi,How to know if it is Bacnet or Modbus.I think...

    Hi,How to know if it is Bacnet or Modbus.I think it is Lon,Because it is connected with Honeywell BAS System and Honeywell is Lon.You think any version of Communication card can work or there are...
  46. Replies
    1
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    1,168

    McQuay AGS Chiller MicroTech ll

    We have two McQuay AGS chillers one of the chiller not communicating with BAS so when we swap Lonworks Communication Module from MicroTech ll,it
    start communicating and we receive data from...
  47. Thread: McQuay Expert

    by coldrig
    Replies
    4
    Views
    585

    McQuay Expert

    We have two McQuay AGS chillers one of the chiller not communicating with BAS so when we swap Lonworks Communication Module from MicroTech ll,it
    start communicating and we receive data from...
  48. Replies
    0
    Views
    889

    PETRA CHILLER APS300-2S

    We have Petra Chillers APS300-2S,with MCS-8 Controllers.One of the Compressor is not Loading.What is possible cause.Thanks.
  49. Replies
    6
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    632

    If we upgrade WPTech what you suggest for front...

    If we upgrade WPTech what you suggest for front end software,at present we have Invue viewer.Thanks.
  50. Thread: Neuron ID

    by coldrig
    Replies
    1
    Views
    1,120

    Neuron ID

    Anybody have idea which IC contain Neuron ID in TAC MNL-20 controller. Thanks.
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