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Type: Posts; User: paper road

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  1. Replies
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    McNary: Looked at the report. Those are the...

    McNary:
    Looked at the report. Those are the molex connectors that we had on the old units. With the new heating cabinets (new heat coils, blower, etc), we rewired all the units and replaced the...
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    I have the same type of PTAC and have a bit of...

    I have the same type of PTAC and have a bit of bitter experience on them. Good machines, but wiring? My units have a plug in the end for a wiring harness. I've found the pins are sometimes melted...
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    McNary: You're the first to hit the nail on...

    McNary:

    You're the first to hit the nail on the head. My situation almost exactly mirrors your description. Hydronic heat & all. We did get the new cabinets & repiped the hydronics, but I'm...
  4. Sticky: Glad to see I'm not the only old military dog in...

    Glad to see I'm not the only old military dog in the field. I didn't work in this field until I retired from Fort Bragg's XVIII Airborne Corps. After almost 60 job applications turned down, my heat...
  5. Thread: Mcquay PTAC

    by paper road
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    1,141

    TXV or Constant Pressure Expansion Valve? ...

    TXV or Constant Pressure Expansion Valve?

    --Paper Road
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    PTAC condensate issues

    McNary:
    Sorry it's been a long time in reply. Had to go out-of-state for awhile. I am currently working with McQuay on the compressor issue. It's beginning to point to inadequate airflow thru the...
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    ascJ: McQuay PKES014. re: wiring--I'll need to...

    ascJ: McQuay PKES014. re: wiring--I'll need to verify at work before I clarify. Don't want to bark up wrong tree. Can't remember how Tecumseh runs L1.
    seascott: condensate running over pans &...
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    PTACs are disassembled & cleaned annually of...

    PTACs are disassembled & cleaned annually of semi-annually (by me). They are given a once-over, checked freeze-stat, amp draw, etc. Sealed units, so I have to install refrigerant ports, when needed....
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    PTAC compressor wiring issues

    Guys:

    Need some pointers on PTAC, or capacitor wiring. I'm in a small southern town hospital stuck with about 44 McQuay PTACs in patient rooms. Voltage: 208. Every summer I'm replacing about...
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