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Type: Posts; User: CASpro

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    looking for air diverting covers

    Was wondering if anyone knew where to get a cover/diverter for the slot type diffusers in commerical buildings? I have some complaints of cold air blowing on peoples head in a building we take care...
  2. CCN service tool to older Carrier 50FPB034 package units?

    Can't get the service tool to communicate with the older PSIO? Is there something I might be missing. I have eight package units on the bus and can see any of them?
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    Old DOS based Tracer with Wyse terminal.

    Does anyone have any manuals for the older DOS based Tracer?
  4. HVAC related jobs that do not require a person to be on call?

    Just getting some ideas about hvac related jobs that don't require a person to be on call. If anyone has ideas or is currently not on call in your position, please list your position within the...
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    Drop across the drier was less than 5 psi. That's...

    Drop across the drier was less than 5 psi. That's with both gauges calibrated with one another. I guess I'll pull the drier cores out and inspect the compressor gates also if I see any gate debris in...
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    The sight glass at the subcooler Ubend was...

    The sight glass at the subcooler Ubend was flashing at 100%. The subcooling at 100% varied from 9 to 11 degrees. At 75% the subcooling was at 0 degrees according to the Microtech display. The...
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    McQuay ALS205A EXV or gate issue?

    I have a problem with no subcooling and a no liquid run alarms when the circuit is running at 75%? It doesn't happen at 50 or 100%? I was trying to rule out a gate vs. EXV problem. Anyone have any...
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    York YCAJ pressure tranducers.

    Is there a way to check them to see if they're working properly? Resistance? Voltage?Feedback?:confused:
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    YCAJ98XV6. I'll change my profile now. Thanks.

    YCAJ98XV6. I'll change my profile now. Thanks.
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    York YCAJ chiller, service manuals?

    Does anyone know where I can find a IOM, troubleshooting or service manual for a YCAJ recip. chiller?
  11. Trane RTHB255 Phase Seq Monitor:Phase Reversal

    Does this usually mean the 2U1 module has gone bad? Is there a way to troubleshoot this module? The chiller will not start and I've checked the power for proper phasing. The chiller right next to it...
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    Daytime warmup was the problem but, I don't...

    Daytime warmup was the problem but, I don't understand why? :confused:
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    Tracker V12 question?

    I have a question about a Tracker V12 system that all zones have gone to max(vav to maximum) but, the flow override settings on all of the boxes are at the auto setting? :eek: Does anyone know why...
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    RTAC liquid level sensor?

    Any hints/tips on replacing one?:confused:
  15. Thanks for the tips. This is the first chiller...

    Thanks for the tips. This is the first chiller I've encountered with this type of set up.
  16. Another 30GXR125 question. EXV in economiser?

    I'm having to replaced the EXV valve and it's located inside of the economiser. Does anyone have any tips or suggestions on making it a easier, less painful job?:D
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    Thanks.

    Thanks.
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    Reason I'm asking, I have to keep the A1 circuit...

    Reason I'm asking, I have to keep the A1 circuit running while making repairs to the B1 circuit. :)
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    Carrier 30GXR125 Chiller?

    Does anyone know how to lock a circuit(comp.B1) out thorugh the Comfortlink Navigator? Is it even possible?:confused:
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