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Type: Posts; User: alcomech

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  1. Replies
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    Why not just list them in your contacts and set...

    Why not just list them in your contacts and set up a category as customers or equipment and list the information as a note . I have done it that way for years.
  2. Replies
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    415

    Each System is unique and depends on the specific...

    Each System is unique and depends on the specific application. As for a system such as yours in a low temp application you will need to consider the strategy of loading and unloading based on...
  3. Thread: Trane voyager

    by alcomech
    Replies
    29
    Views
    2,746

    What is the Model Number. Does the Voyager unit...

    What is the Model Number. Does the Voyager unit have the Microcontrol Board or Reliatel?

    Have you checked the main gas pressure and the mainifold gas pressure?

    Do you have a medium gas pressure...
  4. Replies
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    3,156

    Here is some useful info

    Here is some useful info
  5. Replies
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    1,330

    More information is needed. Complete operating...

    More information is needed.
    Complete operating conditions.
    What is the return air temp.
    What is the supply air temp.
    What is the coil temp.
    What type of refrigerant.
    What type of oil did the...
  6. Thread: TRAIN Chiller

    by alcomech
    Replies
    7
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    379

    Model number?

    Model number?
  7. Replies
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    734

    aircond.com emcor

    aircond.com
    emcor
  8. There is nothing to think about. If you want to...

    There is nothing to think about.
    If you want to earn top dollar and have the best training that is available then it should be very simple for you to answer.

    I know guys making over scale at...
  9. Replies
    31
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    1,554

    Decade Box

    Decade Box
  10. Replies
    31
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    1,554

    What is the model number? Tranetek you beat me...

    What is the model number?

    Tranetek you beat me to it.

    Sounds like you are having an intermittent failure with a safety control and as stated earlier will lock out after 3 attempts in a cooling...
  11. www.ua.org

    www.ua.org
  12. This is what I have come up with for your...

    This is what I have come up with for your existing system.

    • 5/8 liquid line with 180 FT total developed length and 80 feet vertical drop with 8 elbows:
    • 236 FPM liquid line velocity
    • -32.54...
  13. Why do you think you are not getting the correct...

    Why do you think you are not getting the correct oil return to the compressor. Have you experienced a compressor failure?
    Is the piping arrangement correctly sized?
    Have you verified that the...
  14. Replies
    10
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    980

    Does that circuit have a hot gas by-pass valve...

    Does that circuit have a hot gas by-pass valve installed and is it open?
  15. Replies
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    335

    Intellipaks can run and be controlled many...

    Intellipaks can run and be controlled many different ways.

    These units can be controlled by a simple time clock with start/stop functions and control itself based on set up.

    Set up can be...
  16. Replies
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    749

    I have never heard when supplying 100% airflow...

    I have never heard when supplying 100% airflow through a VAV box will cause a negative effect.

    Most VAV systems are rated to handle well over their field selected design.

    As for your system...
  17. Replies
    31
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    1,882

    "The decade box is a "nice to have" accessory,...

    "The decade box is a "nice to have" accessory, but it is not necessary for service.[/QUOTE]"

    Do you have a decade box?
    Does that mean that you prefer not to use It?
  18. Replies
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    198

    Hope this helps

    Hope this helps
  19. Replies
    31
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    1,882

    When trouble shooting or performing service you...

    When trouble shooting or performing service you should use the variable resistance method. Try a decade box such a IET RS-200 when trouble shooting.
  20. Replies
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    1,725

    Just as a reminder and when performing a PM you...

    Just as a reminder and when performing a PM you should check the entire system and run it through a complete cycle. This is where a decade box comes in hand and testing all stages is a must. There...
  21. Replies
    16
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    1,099

    Rich Can you please explain this because I am...

    Rich

    Can you please explain this because I am still learning. Are you saying that foot of head does not matter for a circulator? I am just trying to understand how to properly size the pump......
  22. Replies
    16
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    1,099

    You will need to convert your pump pressure...

    You will need to convert your pump pressure differential to foot of head and compare your results to the actual design of the pump.

    20 PSI delta P x 2.309 = 46.18 Foot of head.

    What does that...
  23. Thread: YSC036E issue

    by alcomech
    Replies
    28
    Views
    2,184

    Make sure you use a manometer to verify gas...

    Make sure you use a manometer to verify gas pressure at main and manifold.

    Do you need troubleshooting info?
  24. Thread: YSC036E issue

    by alcomech
    Replies
    28
    Views
    2,184

    Ignition Module Diagnostics The ignition module...

    Ignition Module Diagnostics
    The ignition module has a green LED for diagnostics:
    —Steady light ................................................ Module is powered up, but no active call for heat....
  25. Thread: YSC036E issue

    by alcomech
    Replies
    28
    Views
    2,184

    Need serial number

    Need serial number
  26. Replies
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    485

    What Model number or type of unit will you be...

    What Model number or type of unit will you be installing?
  27. Thread: Trane guys

    by alcomech
    Replies
    2
    Views
    556

    Do you have a building automation system...

    Do you have a building automation system installed such as as Tracer Summit?
    Here is the complete Model Number SEHLF254HLB7A4BD7L01ABW0F000000RW008000.
    Note that the 35th digit indicates factory...
  28. Replies
    5
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    572

    What is your day time warm up set point? What is...

    What is your day time warm up set point?
    What is the day time warm up termination point.
    How are you determining the AREA average space temperature?

    Hopes this PDF helps.
  29. You are right Jay, today was a little rough. I...

    You are right Jay, today was a little rough. I will work on that.
  30. What are you talking about? There is no such a...

    What are you talking about? There is no such a thing as a "good reading". What does that mean?
    In all honesty you came hear for help. How can anyone help you with information like this.

    First off...
  31. Replies
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    613

    I will start praying for you. Really you...

    I will start praying for you.

    Really you should have him assist you and perform the PM for at least one unit. That way and at the same time he can explain to you how he expects to perform this...
  32. Replies
    11
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    1,090

    Trane does not use a dedicated flame sensor on...

    Trane does not use a dedicated flame sensor on there modern package heating units. The Hot surface ignition also provides flame rectification.
  33. Thread: VAV reading

    by alcomech
    Replies
    6
    Views
    693

    Are you looking for basic info or something...

    Are you looking for basic info or something specific. It sounds like you are looking for VAV terminal info.
  34. Replies
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    756

    Duct static pressure is way to low. You should...

    Duct static pressure is way to low. You should have around 1.5 inch W.C. especially for troubleshooting.
    Verify your static pressure pick up tube location and that it is reading correctly.
    Where...
  35. Replies
    4
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    444

    Technically you should not see a difference in...

    Technically you should not see a difference in CFM. But you also need to be sure that the linkage is set correctly which most likely it is.
    More info is need to identify your problem.
    I wonder if...
  36. Replies
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    671

    Carrier Refers to there tear down manuals as...

    Carrier Refers to there tear down manuals as "Stop Major"
    You need to obtain Manual 039-289
  37. You should be using Trane Rover Service Tool to...

    You should be using Trane Rover Service Tool to check configuration and set up of the ZN520.
  38. Replies
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    377

    what type of noise is it. Vibration, air flow...

    what type of noise is it. Vibration, air flow turbulence, etc.
    Install a sound attenuation if its air flow noise.
  39. Replies
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    1,297

    What is it that you dont like about Trane. I...

    What is it that you dont like about Trane. I never had a problem that I was not able to fix.
  40. Replies
    15
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    1,297

    What is the diagnostic and what does it say...

    What is the diagnostic and what does it say exactly.
    What controls the intellipak.
    Did you check that unit has been configured correctly.
  41. Is this a constant volume system? or VAV? The...

    Is this a constant volume system? or VAV?
    The basic questions still need to be answered so that your issues can be addressed specifically. Tracer Summit has the capability do whatever you want it to...
  42. Tracer will only do what you tell it to do. With...

    Tracer will only do what you tell it to do. With that said I have to ask you what is it that you are trying to accomplish.

    What will control the Unit. You must decide.
    What will be your area...
  43. Replies
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    639

    This question is not that easy....maybe a pro can...

    This question is not that easy....maybe a pro can answer. Have you called a professional AC company for an estimate.
  44. This subject is somewhat long and more...

    This subject is somewhat long and more information is needed to accurately help you.
    First you need to identify the the type of equipment you are working on . It is difficult to assume what you are...
  45. Replies
    11
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    1,090

    Is this for the old Microtel system? I think that...

    Is this for the old Microtel system? I think that uses the old Fenwal hot surface ignition. If so what is the model no or Cat No. on the Fenwal module. Is it 05-246266-203? If that is the case than...
  46. Thread: Trane voyager

    by alcomech
    Replies
    29
    Views
    2,746

    Here is some very helpful information.

    Here is some very helpful information.
  47. This unit is a little old and a complete model...

    This unit is a little old and a complete model number will also be needed so as to check the factory options. I can see the unit but the model number is incomplete.
  48. I got it. I will look it up for you. Also can...

    I got it. I will look it up for you.
    Also can you post in the Pro member area. It appears that you will need specific info and it is suggested that we post there
  49. Replies
    5
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    708

    Need more info. First what is controlling the...

    Need more info.
    First what is controlling the unit. Is it Tracer Summit or some other form of EMS, or are you using a conventional thermostat?
    Or is it possible that you are simply using a BAYSTAT?...
  50. What is the serial number of this unit. You say...

    What is the serial number of this unit. You say that you are trying to perform a morning warm up, but what is controlling the unit?
    What mode are you running at. It sounds like the self contained...
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