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Type: Posts; User: Sunshine12

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  1. Help with Universal Controller-Unity System Inc.

    This is a Touchpad Controller developed by Unity System in Redwood City, California from 1985-1999. In 1999 Unity System ceased to operate as a company. The controller operate based on disk type ...
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    The overcurrent protection devices (OCPDs) are...

    The overcurrent protection devices (OCPDs) are sized from the provision listed in 440.22(A) in the NEC, which required the full-load amps(FLA) be icreased from 175 up to 225 percent
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    In order to wire the A/C you have to start from...

    In order to wire the A/C you have to start from Electrical Data on the manual or you can collect informatonn from A/C Unit Nameplate.
    Article 440 of the NEC cover this one for the proper size...
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    I did not disable any part but I was explain what...

    I did not disable any part but I was explain what happen in this case.
    I did post two questions base on what I did see.
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    Bryant 90+ Furnace

    Furnace do not ignite.
    Pressure switch do not make when iducer blower start.
    Pressure switch has a C. Terminal, N.O Terminal, N.C Terminal.
    Has one tube that goes on Collector box and one tube...
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