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Type: Posts; User: mgs2253

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  1. Replies
    10
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    665

    Are you sure impeller is on backwords? I have...

    Are you sure impeller is on backwords? I have have hard time seeing how pump impeller/seal would even assemble like this let alone run without binding.
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    5
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    548

    If you are getting cold room complaints I would...

    If you are getting cold room complaints I would verify electric reheat is working. Usually discharge air temp is reset based on room having highest demand. If a room is satisfied vav goes to...
  3. Replies
    46
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    4,289

    Isn't this part of Obama's new cap/trade energy...

    Isn't this part of Obama's new cap/trade energy policy. If we put one of these high tech solar collectors on every RTU in country we will be free of foreign oil.
  4. It is important with this type of low mass boiler...

    It is important with this type of low mass boiler to have correct flow rate. Is it possible pump is undersized and noises you hear is from boiler over firing. I would definitely check with...
  5. Replies
    17
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    2,428

    Pretty basic to setup new vav card. Before...

    Pretty basic to setup new vav card. Before disconnecting power to old card go in summit under setup- unit controllers and record information under configuration tab (unit type, size, min/max, ect.) ...
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    16
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    1,362

    Have you checked at intellipak interface module...

    Have you checked at intellipak interface module for the setpoint source for morning warmup? I believe default is interface keypad. Also may want to check sensor selected for morning warmup under...
  7. Replies
    7
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    767

    Is it possible there is some type of limit...

    Is it possible there is some type of limit controller wired between stat and motor? If AHU has any minimum outside air requirement than unit's hw coil might have duct stat to limit discharge air to...
  8. Replies
    6
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    1,836

    Check out Melink intelli-hood controls. When...

    Check out Melink intelli-hood controls. When hood turned on fan goes to preset minimum speed of 10-50%. When smoke and/or heat is detected fan speeds up to maintain exhaust air temp. Payback is...
  9. Replies
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    888

    after market variable speed fan control

    Hello,

    I'm looking for any information on aftermarket variable speed fan controls/motor. I have hallway hw/cw fan unit in high rise condo that is fairly loud even on low speed and was hoping to...
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