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Type: Posts; User: gmoliver

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  1. Replies
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    derate a 90% furnace?

    Hey I have a guy that put in a slightly larger furnace, and it is tripping on high limit due to supply duct to small.
    Can I possible block off a burner???
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    183

    T600HPP-3 t/stat

    Display showing dots and black squares?
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    Thanks for the info. Much appreciated!!!!!

    Thanks for the info. Much appreciated!!!!!
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    That's what I kinda plan on doing, thanks for the...

    That's what I kinda plan on doing, thanks for the help!!!!!!!!!!!
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    Just took CO readings and it was off the scale,...

    Just took CO readings and it was off the scale, so i am a commercial HVAC guy, can you give me an idea how hard it is to change out a secondary heat exchanger and time involved?? (Still waiting to...
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    Customer was complaining, and when I arrived I...

    Customer was complaining, and when I arrived I could smell it. Then I went over to the exhaust and it just smelled rich to me. Hope that helps.
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    Thanks for the help!! Will return and take CO...

    Thanks for the help!! Will return and take CO readings on exhaust and let you all know the results!!
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    OK relax, here is some data. Found 4 inch filter...

    OK relax, here is some data. Found 4 inch filter very plugged (removed), supply temp. at 100 degrees, return temp. 70 degrees, factory spec is 40-70 delta T. Found gas manifold pressure at 3.5 inch...
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    90% Carrier has rich gas exhaust?

    Need help
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