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  1. Replies
    3
    Views
    1,697

    You will have to somehow get your hands on the...

    You will have to somehow get your hands on the original performance data of how the unit was built. Either from the building owner or the sales office which sold it.
    Here is some info to get you...
  2. Replies
    36
    Views
    3,982

    BatesTech - Please tell me, with your vast...

    BatesTech - Please tell me, with your vast knowledge of Carrier equipment and since you seem to know more than the start-up tech, how is it possible to configure this unit not to run all the...
  3. Thread: carrier

    by djken
    Replies
    5
    Views
    2,507

    Try this.

    Try this.
  4. Replies
    10
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    2,466

    If there were two letters at the end of your...

    If there were two letters at the end of your model number, this is what they would mean.
  5. Thread: Carrier CLO

    by djken
    Replies
    28
    Views
    2,569

    What is the application? Constant Volume or VAV? ...

    What is the application? Constant Volume or VAV? If VAV, may be an air flow issue at low loads causing LP switch to open.
  6. Thread: Carrier CLO

    by djken
    Replies
    28
    Views
    2,569

    The CLO board is quicker than your tattletales....

    The CLO board is quicker than your tattletales. If you are going to use tattletales, you must bypass CLO.


    Sorry ... just saw benny's response.
  7. Thread: Service Bulletin

    by djken
    Replies
    3
    Views
    1,421

    Sorry ... yes sir. "EA" numbers are Carrier txv...

    Sorry ... yes sir.
    "EA" numbers are Carrier txv part numbers associated with the model that precedes it.
  8. Thread: Service Bulletin

    by djken
    Replies
    3
    Views
    1,421

    CAC/BDP Standard Capacity Circuit A Standard...

    CAC/BDP Standard Capacity Circuit A Standard Capacity Circuit B
    40RM007--B/524A_B072 EA03XC391
    40RM008--B/524A_B090 EA03SC455
    40RM012--B/524A_B120 EA03XC376 EA03XC376...
  9. Replies
    6
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    1,105

    The 38ARQ008 and 38ARQ012 units contain a 9 lb...

    The 38ARQ008 and 38ARQ012 units contain a 9 lb
    (4.1 kg) charge of refrigerant. Add remainder of preliminary
    charge and allow pressure to equalize before starting
    compressor. Failure to do so WILL...
  10. Thread: 30 HWA

    by djken
    Replies
    3
    Views
    723

    Here you go.

    Here you go.
  11. Replies
    41
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    2,750

    Sysint - I don't know what your beef with Carrier...

    Sysint - I don't know what your beef with Carrier is, nor do I care. What I do know is that you don't know what the f**k you are talking about.
    Any CCN point on a ComfortLink unit that is available...
  12. Replies
    13
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    2,367

    OK .. so you are less than 100' and the LLSV is...

    OK .. so you are less than 100' and the LLSV is installed correctly.
    Which safety it locking it out?
  13. Replies
    13
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    2,367

    LIQUID LINE SOLENOID VALVE Addition of a liquid...

    LIQUID LINE SOLENOID VALVE Addition of a liquid
    solenoid valve (LLSV) is required (except for 38AQS016 units
    that already have LLSV factory-installed). The LLSV must be
    a bi-flow type suited for...
  14. Replies
    13
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    2,367

    There is no "freeze stat" in the 38ARQ008. There...

    There is no "freeze stat" in the 38ARQ008. There is a discharge gas thermostat, loss of charge switch and a high pressure switch.

    Your line length is near the maximum of 100 feet.

    How is the...
  15. Replies
    11
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    1,161

    19psi chilled water pressure drop across the...

    19psi chilled water pressure drop across the evap???
    You have got a fouled cooler. Is this an open system? Check the strainer, maybe you will get lucky and only have a stopped up strainer.
  16. Replies
    64
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    3,477

    Hence the reason I posted it. It was eluded to a...

    Hence the reason I posted it. It was eluded to a few times about what models and serial range the control relay issue applied to.

    The more I think about it ... you are correct, alot is getting...
  17. Replies
    64
    Views
    3,477

    This guy has several posts about these two little...

    This guy has several posts about these two little chillers. I wouldn't trust him to change the temperature setting on a householld thermostat, after reading some of his questions. Yet you guys, who...
  18. Replies
    4
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    411

    Correct, but that is based on the resistance...

    Correct, but that is based on the resistance input from a 5k thermistor not a voltage input. You would have to find a way to vary the resistance of the sensor via your 0-10 vdc.
  19. Replies
    4
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    411

    Not directly. You may be able to do it externally...

    Not directly. You may be able to do it externally by manually varying the space sensor with an external device controlled by your 0-10 vdc.
  20. Replies
    5
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    1,057

    Allstar - If pin 1 or 2 is grounded, under...

    Allstar - If pin 1 or 2 is grounded, under certain circumstances, you could get a code 8.

    jerrmey - You must not have a call for heat during this test. If your draft motor is running with no call...
  21. Replies
    5
    Views
    1,057

    With the three-wire plug unplugged: With power...

    With the three-wire plug unplugged:
    With power applied to the unit, unplug the three-wire plug and measure the pins as follows:
    1. Connect the negative or black lead of the meter to pin three on...
  22. http://www.docs.hvacpartners.com/idc/groups/public...

    http://www.docs.hvacpartners.com/idc/groups/public/documents/techlit/50h-t-10pd.pdf
  23. Replies
    10
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    1,061

    I've never had any luck with DP switches. Try...

    I've never had any luck with DP switches. Try this.
  24. Replies
    3
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    706

    Look at the removable configuration header on the...

    Look at the removable configuration header on the main processor. My bet is that it is either loose or corroded.
  25. Thread: Carrier 30hxc106

    by djken
    Replies
    19
    Views
    1,935

    You are absolutely correct... I appoligize, I...

    You are absolutely correct... I appoligize, I misread that.
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