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  1. Replies
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    LightGuy48 I seen the same problem with the...

    LightGuy48

    I seen the same problem with the Trane units, for example if circuit A is off on loss of charge error both A & B circuits shut off, stupid software engineering if you ask me and haven't...
  2. Replies
    34
    Views
    3,455

    I am amazed no one has mentioned setting the...

    I am amazed no one has mentioned setting the proper tension with the tool for the belts,something we do on all the large hvac systems we work on.
  3. Replies
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    8,533

    Have installed a few 399 models in the past year,...

    Have installed a few 399 models in the past year, and to date not one problem.
  4. Thread: cfm's in a ton

    by CENAIR
    Replies
    23
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    58,646

    Most Heatpump Systems are designed @ 450 CFM/P...

    Most Heatpump Systems are designed @ 450 CFM/P Ton as the Heating side is all sensible load and there is a benifiet with the higher CFM for Heating the space, typical Cooling Systems are usually at a...
  5. Replies
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    1,487

    T2 I know this is an old thread but your Delta...

    T2

    I know this is an old thread but your Delta across the Barrell is too low if only 2psi, look at the pumps, valves etc. as thw water flow is to low.
  6. Replies
    91
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    29,978

    I put some of the first few in New England and...

    I put some of the first few in New England and went through all the early problems, we had a project we went to every day just to reset and start it with all the errors and alarms, had Carriers...
  7. Replies
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    29,978

    This Carrier product 30 GT is probably one of...

    This Carrier product 30 GT is probably one of the worst Chillers ever produced with all the problems with sensors and EXV, we service over 50 of them under contract and compared to other brands like...
  8. Replies
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    2,997

    Gates has had problems with so called matched...

    Gates has had problems with so called matched sets, and we have had the same due to the Mexico plant as I am told. The so called matched sets are not the same as problems with the plant with the...
  9. Thread: RTAC

    by CENAIR
    Replies
    17
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    2,310

    I have had a few that had hairline cracks in the...

    I have had a few that had hairline cracks in the stem for the solenoid like the one shown on other units, but none on the RTAC.

    R-134A is a little tougher than other refrigerants to find leaks on...
  10. Thread: RTAC

    by CENAIR
    Replies
    17
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    2,310

    always looking No trace of oil anywere, not...

    always looking

    No trace of oil anywere, not even a small leak trace. What vlave are you refering too?
  11. Thread: RTAC

    by CENAIR
    Replies
    17
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    2,310

    cw0682 I have a RTAC225 that to just lost...

    cw0682

    I have a RTAC225 that to just lost about 413lbs on circuit-A, leak tested it with 30# of 134-A and brought pressure to 70 psig with nitrogen, went through system 5 times with electronic...
  12. Replies
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    626

    DaveCR Thanks for the solution, it worked...

    DaveCR

    Thanks for the solution, it worked great after I zoomed in and made the image very large on the screen, then used Adope to Snapshot to copy the PDF file and pasted in Visio.

    Worked...
  13. Replies
    3
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    626

    I recall used something to take a photo of it and...

    I recall used something to take a photo of it and had to set the resolution to high or something like that.But can't rember how it was done.

    Paul R.
  14. Replies
    3
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    626

    VISIO PDF SHARPENING IMAGE

    I am trying to bring into a Visio Drawing a PDF, using the Snapshot from the PDF Tools Menu and the image is not sharp enough. I know there is a way to sharpen it up and have down it before, but...
  15. Replies
    6
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    655

    orion242 Thanks, that works too, on Visio...

    orion242

    Thanks, that works too, on Visio 2007 you can do it from the top menu by clicking Format then Protection. I tried it with your method and it pops up the same menu and locks it as well. ...
  16. Replies
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    655

    orion242 No I haven't tried that, not sure on...

    orion242

    No I haven't tried that, not sure on how? Any advice would be great. I was able to to keep the PDF locked by the protection feature.
  17. Replies
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    655

    doubleduece Thanks but that wasn't it, I...

    doubleduece

    Thanks but that wasn't it, I fiquered it out yesterday as It is under the Format Tab and then set Protection to lock it.

    Paul R.
  18. Replies
    6
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    655

    Visio 2007 Locking Drawing

    Imported a PDF to Visio 2007 to draw a controls diagram, after adding some symbols and lines it seems the entire pdf moves and isn't locked, I have tried to lock the the PDF and create a new layer...
  19. Replies
    166
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    6,448

    NRGTECH2, I had all the same questions and...

    NRGTECH2,

    I had all the same questions and thoughts years ago before selecting Johnson Controls to use on our hvac projects for DDC Controls. Some considerations for me where a product that was...
  20. Replies
    8
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    1,217

    The equipment manufacturer nameplate or product...

    The equipment manufacturer nameplate or product data will usually show (MOCP)
    " Maximum Over Current Protection" for the unit, and is the highest fuse or circuit breaker that should be used for the...
  21. Joey791, Since you didn't specifie fuel type...

    Joey791,

    Since you didn't specifie fuel type I am guessing LP, sooting is usually caused by excess LP fuel and running rich, which can be from incorrect manifold pressure, too low combustion air,...
  22. Replies
    29
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    2,060

    WhoIsThat, You Posted "In that case the...

    WhoIsThat,

    You Posted

    "In that case the fuse is set to blow way before the secondary voltage goes as low as 12vac."

    Low voltage doesn't trip fuses, the amperage does. If something is...
  23. Replies
    29
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    2,060

    cooter2506, Just put in a Transformer with a...

    cooter2506,

    Just put in a Transformer with a built in circuit breaker that will trip open the 24v side and as others said, you need to look for the cause for the overload situation that is taking...
  24. Thread: DX 9100 Bad

    by CENAIR
    Replies
    17
    Views
    1,042

    moutainman, DX-9100 never die and live forever...

    moutainman,

    DX-9100 never die and live forever unless techs start doing things shall we say incorrect, all you have is a bad sensor and the alarm light is normal. What is the "Bad Temp" reading ? ...
  25. Replies
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    5,069

    Catpower, I knew that but didn't know the...

    Catpower,

    I knew that but didn't know the year on Chiller wasn't specific, anyway just listed the safeway and didn't want to give the guy his first "Oil Shower", seemed new to this type of system...
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