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Type: Posts; User: hvac-master

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  1. Replies
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    This error indicates the discharge temperature...

    This error indicates the discharge temperature thermistor has tripped 4 times within a one hour period. This can typically be resolved with a firmware upgrade to the XL950 control which will no...
  2. Replies
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    4,872

    Technicians typically increase the RPM of the...

    Technicians typically increase the RPM of the condenser fan motor during replacement. The Rescue motors typically carried by the tech are 1075RPM to reduce truck stock. When an existing 825RPM is...
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    2,477

    Tech Support>System Zone View Monitor Tool ...

    Tech Support>System Zone View Monitor Tool

    Install the SZVM Runtime Engine First
    Install the SZVM Second
  4. Replies
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    2,477

    The System Zone View Monitor software is required...

    The System Zone View Monitor software is required to utilize the data stored on the SD card. This is available for download to American Standard and Trane dealers through AS Dealernet or Comfortsite...
  5. Replies
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    Consider the following: The capacity of the...

    Consider the following:

    The capacity of the system is directly affected by the airflow across the condenser.

    Rated Capacity= ~36000BTUH
    Outdoor Temperature = 95F
    Condenser Discharge Air =...
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    1,597

    It came to me in a vision! This same vision...

    It came to me in a vision! This same vision revealed your addiction to Mountain Dew!:cheers:




    I am employed by an American Standard distributor in a technical role and I receive several phone...
  7. Replies
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    1,597

    The American Standard boiler division was sold to...

    The American Standard boiler division was sold to Kewanee boiler company in the 1970's. Kewanee Boiler filed for chapter 11 in 1986 and Burnham Boiler company closed the Kewanee plant in 2002.
    ...
  8. Replies
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    8,155

    Fact: Trane will be providing a ComfortLink...

    Fact: Trane will be providing a ComfortLink Zoning system in the near future that is capable of zoning communicating equipment with the TCONT900 comfort control.

    There are many ways to provide...
  9. If this is a case of green oil cleanup procedures...

    If this is a case of green oil cleanup procedures can be obtained from the manufacturer.
    If this is green slime which would have a high viscosity and resemble jello or silly putty clean up will be...
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    990

    The EPA does not provide a seperate certification...

    The EPA does not provide a seperate certification for R410A. The certifications that are available for R410A are manufacturer or trade association provided voluntary "safety" certifications.
    ...
  11. Replies
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    2,846

    Do not charge a system with refrigerant solely...

    Do not charge a system with refrigerant solely due to bubbles in a sight glass.


    Is the pressure drop across the drier too high? (clogged, undersized)
    Is the subcooling sufficient? (According...
  12. Replies
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    1,183

    This air handler may have a belt drive blower....

    This air handler may have a belt drive blower. The first thing I would do is check the motor amp draw and compare it to the nameplate rating. If the amp draw is lower than the nameplate rating...
  13. Replies
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    I prefer the AccuTrak ultrasonic leak detector as...

    I prefer the AccuTrak ultrasonic leak detector as I have found more leaks utilizing this detector than any other.
  14. Replies
    142
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    14,186

    I am a Field Service Representative and am...

    I am a Field Service Representative and am responsible for Training and Support for a HVAC wholesaler representing a major manufacturer. As zachhvac has stated there are times when manufacturer...
  15. Unbelievable Quote: "the future outlook for HVAC wasn't good"

    :eek2:Complete Quote: "Kopf said he heard from one Triton administrator that the future outlook for HVAC wasn't good":eek2:
    ...
  16. Replies
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    Hank Rutkowski (Manual J Author) and Glenn...

    Hank Rutkowski (Manual J Author) and Glenn Hourahan (Vice President, R&T and Educational Policy Development at Air Conditioning Contractors of America) highly discourage manipulating the data you...
  17. Downward venting is addressed in the...

    Downward venting is addressed in the Trane/American Standard install manual. We have utilized this in many applications and when the install guide is followed you will experience trouble free...
  18. Replies
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    902

    Many Trane systems can run much longer than 80'....

    Many Trane systems can run much longer than 80'. The 80' rule applies to Two Stage/Two Step equipment only. On residential single stage R410A equipment you can utilize a much longer lineset when...
  19. Replies
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    It is my understanding the the "advanced main air...

    It is my understanding the the "advanced main air circulating fan" credit only applies to Furnaces. I have not seen any list of Air Handlers that qualify.

    Requirements
    Must use no more than 2% of...
  20. Manufacturers and Distributors cannot and will...

    Manufacturers and Distributors cannot and will not police equipment installation. Often the Manufacturer and Distributor will never see a contractors installation and will only become aware of...
  21. The system you are looking for is available....

    The system you are looking for is available. Let's consider the American Standard AccuLink Modulating Furnace. With a communicating system the airflow profiles are stored within the system and are...
  22. Replies
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    1,920

    The Trane 900 series comfort control will operate...

    The Trane 900 series comfort control will operate the humidifier when connected to a Comfort Link system. When enabled in the ISU the default is 50% and can be set between 10% and 60% in 5%...
  23. Replies
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    3,126

    The documentation provided by Aprilaire clearly...

    The documentation provided by Aprilaire clearly states that 18 gallons is based on 120 degree supply air with 120 degree supply water with continuous airflow. 18 gallons is not a cold water rating...
  24. Replies
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    http://www.aprilaire.com/index.php?product=Humidif...

    http://www.aprilaire.com/index.php?product=Humidifiers&znfAction=FAQs#10044

    Should our humidifier be connected with hot or cold water?
    All of our flow-through units can be connected to hot or...
  25. Replies
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    3,126

    18 gallons is based on 120 degree supply air with...

    18 gallons is based on 120 degree supply air with 120 degree supply water with continuous airflow.

    Is the humidifier installed on the supply or return?
    If installed on supply what is the supply...
  26. Thread: ECM motors

    by hvac-master
    Replies
    9
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    5,639

    I know this will work on Trane/AmStd and cannot...

    I know this will work on Trane/AmStd and cannot verify on other products.

    The 16 pin wiring harness on a GE ECM motor will always have an orange wire and a blue wire along with 14 white wires....
  27. Replies
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    The American Standard AHUMD500 fan powered...

    The American Standard AHUMD500 fan powered humidifier will provide up to 18 gallons of water per day and will humidify an average home up to ~2100 square feet.

    If your home requires more...
  28. Replies
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    You have exceeded the maximum (35PSI) liquid line...

    You have exceeded the maximum (35PSI) liquid line pressure drop for this system.
    This application will require a subcooler, sump heater, and indoor txv for maximum reliability.
    Please contact the...
  29. Replies
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    AHRI Reference #

    The AHRI reference number for this Carrier system is 3343956 and according to current AHRI data will qualify for the tax credit.

    SEER 15
    EER 12.5
    HSPF 8.7
  30. Replies
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    I shall not eat Vegemite, Tofu, or Sardines!

    I shall not eat Vegemite, Tofu, or Sardines!
  31. Replies
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    2,828

    The ACONT900 does not currently modulate the...

    The ACONT900 does not currently modulate the blower for dehumidification. The system does utilize the Comfort-R (Fan Pre-Run and Short Run) mode of operation which will provide reduced airflow at the...
  32. Replies
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    1) The systems are available for purchase in...

    1) The systems are available for purchase in limited quantities but production on the 16 and 20 SEER Trane communicating products should increase over the next few weeks.
    2)The decision to change...
  33. Thread: Mismatch?

    by hvac-master
    Replies
    2
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    508

    As you are aware you have ~1200 CFM of airflow...

    As you are aware you have ~1200 CFM of airflow when you have a requirement for 1600CFM.

    Many manufacturers will allow the system to operate at a minimum of 350CFM per ton which would still...
  34. Replies
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    I recommend Testo or Bacharach combustion...

    I recommend Testo or Bacharach combustion analyzers. Flange is correct in stating the printer is a necessity.
  35. Replies
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    The Arzel Comfort College is an excellent program...

    The Arzel Comfort College is an excellent program and I highly recommend this product.
  36. This should not affect the product warranty. If...

    This should not affect the product warranty. If this is a concern e-mail me at the address in my profile with your contact information; I will provide you with contact information for the Trane Field...
  37. I disagree! Replacing the air handler will only...

    I disagree! Replacing the air handler will only provide the homeowner the correct model "number".

    The local Trane distributor may not have the 4TEC air handler in stock at this time, the 2TEC...
  38. Replies
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    Is this technician a relative of the boss that...

    Is this technician a relative of the boss that has fell on hard times?

    It certainly seems that there is more to this story that we are not being told.
  39. Talking about loose screws!!!!!!!!!!!!!!!!

    http://www.foxnews.com/story/0,2933,354641,00.html

    This woman was operating a swingers club with her children as entertainment. I hope they hang the whole group!
  40. Replies
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    Purchased the Wii on Tuesday and have only played...

    Purchased the Wii on Tuesday and have only played a few hours since. The Mario Kart game with the steering wheel is an excellent choice.
  41. Thread: Arzel

    by hvac-master
    Replies
    9
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    1,070

    As a technical support specialist for a...

    As a technical support specialist for a distributor of Arzel products we have not seen any pump related issues. In general we have seen very few failures of any Arzel product or componant.

    I...
  42. The 2TEC3F24 can be made R410A compatable with an...

    The 2TEC3F24 can be made R410A compatable with an expansion valve change. The contractor will replace the existing expansion valve with a
    4AYTXVH3D1831.

    The R410A and R22 TEC models are...
  43. Replies
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    773

    Clare Megasave HEHF100-B Airflow

    I have been contacted by a service technician that is working with a Clare Megasave Model HEHF100-B Gas Furnace. The Preston Guide dates this furnace between 1991 to 1996.

    A 5 ton 15 SEER air...
  44. 1) If the vehicle was on a jobsite and locked...

    1) If the vehicle was on a jobsite and locked when the vehicle was broken into it is my opinion that the contractor should replace the tools. If the vehicle was open/unlocked shame on the technician....
  45. Replies
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    ARI Certificate Attached. Please note that this...

    ARI Certificate Attached.
    Please note that this coil is not American Standard/Trane and is an ADP brand coil. I recommend the Trane aluminum coil which has a factory 10 year parts warranty.
  46. Replies
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    To determine the correct SEER rating of this...

    To determine the correct SEER rating of this equipment will require the model number of the indoor unit(air handler or furnace), outdoor unit(4TTX5048), and the indoor coil if this is a furnace...
  47. Replies
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    ~7 to 10 Percent

    ~7 to 10 Percent
  48. Replies
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    The motor on the 4TTX5048A1000A is a variable...

    The motor on the 4TTX5048A1000A is a variable speed ECM motor utilized as a single speed motor. American Standard/Trane is not utilizing the motor as a variable speed motor and no speed change will...
  49. I have edited my previous post as BaldLoonie has...

    I have edited my previous post as BaldLoonie has provided a correction to my statement.

    The following statement is directly from Trane Publication: 34-4093-01

    "When a two stage heat pump is...
  50. 1) The Acculink/Comfortlink Air Handler may be...

    1) The Acculink/Comfortlink Air Handler may be utilized with a communicating ACONT900 comfort control or a standard 24 volt thermostat. When utilizing the 24 volt thermostat the User Interface will...
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