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  1. Replies
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    sat con 99 deg f oil 102 deg f DT= 3°F ...

    sat con 99 deg f
    oil 102 deg f DT= 3°F

    sat con 105 deg f
    oil 100 deg f DT= 5°F
    the adjustment of the oil temperature difference is 4 ° C
  2. Replies
    4
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    310

    it's just a bracket that freezes the left side

    it's just a bracket that freezes the left side
  3. Replies
    4
    Views
    310

    freezer sub-zero

    I have a problem with a freezer:

    the slider will freeze and not open the door, the freezer is a sub-zero
  4. Replies
    6
    Views
    548

    Cooler Flow/Interlock Contacts Opened During...

    Cooler Flow/Interlock
    Contacts Opened
    During Normal
    Operation
  5. Replies
    21
    Views
    2,826

    there is really no other option, replace the...

    there is really no other option, replace the compressor
  6. Replies
    21
    Views
    2,826

    need to change the compressor!

    need to change the compressor!
  7. Replies
    73
    Views
    6,871

    change the filter drier

    change the filter drier
  8. Replies
    17
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    2,752

    I hope you serve. good luck

    I hope you serve. good luck
  9. Replies
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    1,852

    rgb: to lower the low pressure saturation...

    rgb:
    to lower the low pressure saturation temperature of the evaporator, this alarm is not reset immediately for safety equipment
  10. Thread: question

    by servicetrane
    Replies
    2
    Views
    592

    thanks second opinion

    thanks second opinion
  11. Thread: question

    by servicetrane
    Replies
    2
    Views
    592

    question

    guys:

    which is the pressure drop of R-410A per foot of vertical rise?
  12. Replies
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    2,265

    Low Saturated Suction Protection — The control...

    Low Saturated Suction Protection — The control will try to
    prevent shutting a circuit down due to low saturated suction
    conditions by removing stages of capacity. These circuit alert
    conditions...
  13. Replies
    14
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    2,265

    Faulty expansion valve, low refrigerant charge,...

    Faulty expansion valve, low
    refrigerant charge, plugged
    filter drier, faulty suction
    pressure transducer, low
    cooler fluid flow.

    Mode 7 caused the compressor
    to unload 6 consecutive
    times...
  14. Replies
    55
    Views
    6,403

    is verified in the gallonage chart. I asked why...

    is verified in the gallonage chart. I asked why the model of the machine or frame of the condenser and evaporator, each letter of the model indicates a component voltages, accessories etc.
  15. Replies
    55
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    6,403

    I'm still waiting to give us the condenser and...

    I'm still waiting to give us the condenser and evaporator frame to really see the required flow. dp since I find it very small, it seems condensser 1 step.
  16. Replies
    55
    Views
    6,403

    have a complete model of the machines?

    have a complete model of the machines?
  17. Replies
    55
    Views
    6,403

    increases the inlet temperature of condenser...

    increases the inlet temperature of condenser water, check the box divider plate of water, which frame is the condenser and evaporator
  18. Replies
    2
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    1,018

    software update. which is the version that has...

    software update. which is the version that has the machine, that machine is model?
  19. Replies
    55
    Views
    6,403

    sat. cond. temp = 95.6 cond water leaving =89.4...

    sat. cond. temp = 95.6
    cond water leaving =89.4
    APROACH= 6.2°F (high)

    cond press h2o leaving = 14psig
    cond press h2o entering = 14 psig
    DP= 0PSID(bad gauge)numbers pass condensser,press desing...
  20. Replies
    11
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    2,167

    which is the current model or brand of your...

    which is the current model or brand of your machine?
  21. Replies
    55
    Views
    6,403

    rmarcelo. could take these readings and post...

    rmarcelo.

    could take these readings and post them?

    condenser
    press refrigerant=
    sat. cond. temp
    cond water leaving
    cond water entering
    cond press h2o leaving
  22. Replies
    11
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    2,167

    the dual-circuit evaporator?

    the dual-circuit evaporator?
  23. Replies
    23
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    2,215

    is not the same standing in front of the machine...

    is not the same standing in front of the machine works seeing as you put your case or half-doubt, I asked for information and do not put
  24. Replies
    23
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    2,215

    I suggest you give information on how the machine...

    I suggest you give information on how the machine is operating.

    pres, evap, sat evap temp, pres ent and water outlet, etc.
  25. Replies
    23
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    2,215

    mark behne: 1-you can give more information...

    mark behne:
    1-you can give more information (model, series) of the machine?
    2 - the ideal is 10psid DP
    3-the aproach for condensaor is 5 ° f
  26. Replies
    23
    Views
    6,189

    would be a good option to put the log of...

    would be a good option to put the log of operation of the machine to help you, if you suspect you may escape the fluxes
  27. Replies
    15
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    2,927

    this is the service bulletin and RTAC

    this is the service bulletin and RTAC
  28. correct refrigerant charge? that has sc sh? a...

    correct refrigerant charge? that has sc sh? a package broken? more data given
  29. Replies
    53
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    4,172

    dehydrators replace filters? adjusted vet sh?

    dehydrators replace filters? adjusted vet sh?
  30. 38AKS model corresponds to a team 240k/btus the...

    38AKS model corresponds to a team 240k/btus the ahu is 120k/btus 39mn
  31. Replies
    27
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    3,551

    the company is called TECSIR is in Monterrey...

    the company is called TECSIR is in Monterrey Nuevo Leon is the link www.tecsir.com
  32. Replies
    6
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    1,071

    as you have adjusted the oil pressure...

    as you have adjusted the oil pressure differential?
  33. Replies
    27
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    2,573

    T137 Alert Circuit A Low Discharge Superheat...

    T137 Alert Circuit A Low Discharge
    Superheat
    Superheat < 5° F (2.8° C) for
    10 minutes.
    Circuit A shut down Manual Faulty thermistor, transducer,
    EXV, or Economizer TXV.
    Motor cooling solenoid...
  34. Replies
    27
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    2,573

    EXV OPERATION—High-pressure liquid refrigerant...

    EXV OPERATION—High-pressure liquid refrigerant enters
    the valve through the side. A series of calibrated slots are located
    inside the orifice assembly. As refrigerant passes through
    the orifice,...
  35. Replies
    27
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    2,573

    This is the complete model of the machine

    This is the complete model of the machine
  36. Replies
    27
    Views
    2,573

    is located on the front evaporator to the...

    is located on the front evaporator to the compressor, you would have to remove the refrigerant q to change in a moment you sent the procedure to check it out
  37. Replies
    27
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    2,573

    d of hvac the evaporator has a rod that measures...

    d of hvac
    the evaporator has a rod that measures the level of refrigerant inside. This rod also controls the operation of the EXV
  38. Replies
    27
    Views
    2,573

    mdof hvac could have blockage in the EXV or the...

    mdof hvac
    could have blockage in the EXV or the mechanism of the valve is stuck
  39. Replies
    9
    Views
    1,172

    what is your problem?

    what is your problem?
  40. which is the model of the machine?

    which is the model of the machine?
  41. Replies
    15
    Views
    2,927

    What is your level of oil? excess oil causes...

    What is your level of oil? excess oil causes malfunction of the liquid level
  42. Replies
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    3,642

    remember that the 410A is 75% more pressure,...

    remember that the 410A is 75% more pressure, install a machine trane to 410A and is discharge pressure and suction 450psig of 100psig.using the correct gauges?
  43. Replies
    32
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    3,642

    is r-22? r 410-a?

    is r-22? r 410-a?
  44. the unloander is mechanical or electric? the fan...

    the unloander is mechanical or electric? the fan is volume constant or vfd uma?
  45. Replies
    13
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    1,395

    This alarm originates with a low temperature...

    This alarm originates with a low temperature differential between the oil temperature and the saturated condenser temperature
  46. Replies
    25
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    2,597

    alkinbenceno oil changes, remove the oil...

    alkinbenceno oil changes, remove the oil mineral.prueba sense of rotation that gives more pressure aceite.ajusta pump overheating of the tev
  47. Replies
    23
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    1,396

    B AND C

    B AND C
  48. Replies
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    1,264

    reviews the core of the contactor / or...

    reviews the core of the contactor / or compressors, if not bond well or vibrate increases current consumption and protects the transformer
  49. Replies
    23
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    3,905

    correct the number from the oil filter? in Mexico...

    correct the number from the oil filter? in Mexico and promoted an alternative filter that caused the problem was an increase in oil differential pressure
  50. Replies
    23
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    3,905

    recover refrigerant is required for an oil...

    recover refrigerant is required for an oil change? are positive-pressure machines. I changed oil with handpumps
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