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Type: Posts; User: LU91Tech

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  1. Replies
    19
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    2,614

    I would check for blower running wrong direction...

    I would check for blower running wrong direction and/or blower wheel installed wrong. Check amps and static pressure.
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    48
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    4,845

    Forget about the sight glass and use your...

    Forget about the sight glass and use your charging chart.
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    22
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    2,597

    Lowering the static shouldn't help. The vav will...

    Lowering the static shouldn't help. The vav will only compensate to maintain cfm min/max. Sounds like you have too much airflow/cooling for the heat load. Is the space occupied or vacant? Was an...
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    16
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    2,288

    I have noticed that the ICOM controls do things...

    I have noticed that the ICOM controls do things that tech support can't explain. The software guys make changes and I guess don't tell anyone.
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    7
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    1,514

    Here we go, computer geeks think they know what's...

    Here we go, computer geeks think they know what's best.
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    34
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    6,875

    5amps seems a little low for a 5ton system. Bad...

    5amps seems a little low for a 5ton system. Bad compressor with dirty condenser coil or non-condensables in the system.
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    31
    Views
    6,617

    Any rule of thumb on which voltage to do a test....

    Any rule of thumb on which voltage to do a test. Our megger at work has selectable voltages of 500,1000,2500,and 5000 to test with.
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