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Type: Posts; User: jay729

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  1. Replies
    3
    Views
    1,466

    carrier blower won't turn off

    Added ac to system. Furnace had 2 gs on control.blower didn't work until I jumped gh to gc. Now bloweer won't turn off at all
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    3
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    678

    Liquid line is closed. Lineset bout 20ft.

    Liquid line is closed. Lineset bout 20ft.
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    3
    Views
    678

    york. pumping system down

    I need to pump system down but doesn't have standard Valves. I think there packed angle Valves.I took off nut to close high pressure side and then try to pump down but it would only pump down so far....
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    2
    Views
    1,261

    blower motor not pushing enough air

    Older carrier furnace doesn't push enough air. Not a lot of pressure on registers. Can I put in a motor with more rpms than existing one with1100 cfm. Is it safe?
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    17
    Views
    1,884

    super high pressure on rooftop unit

    i,m working on 5ton rooftop unit. high pres side will go up to 450 psi then make sound as if pressure relief valve opening to relief pressure. suction side pres ok at start then goes up to 80 psi....
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    7
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    612

    super high pressure rooftop

    i,m working on 5ton rooftop unit . high pres side will gradually go up to 450psi. suction pres ok when unit starts . then will go up to around 78psi . unit ran fine until last hot spell . would...
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    3
    Views
    1,115

    venting 2 gas fireplaces through 1 vert chase

    i am venting 2 gas fireplaces through 1 chase. there will be only 18-20 inches between the direct vent termination caps horizontally . one fireplace has to be power vented because of long run (47...
  8. Thread: dry bulb

    by jay729
    Replies
    5
    Views
    725

    all temps were dry bulb

    all temps were dry bulb
  9. Thread: dry bulb

    by jay729
    Replies
    5
    Views
    725

    dry bulb

    company installed 2 ton 16 seer unit with txv with subcool at 8 degrees. dry bulb in return was 78 degrees and dry bulb in supply after A-coil was 76 degrees . t-stat was set at 72 degrees and was...
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