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  1. Replies
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    [QUOTE=maka;21996871]Hi Ben 21 thanks for your...

    [QUOTE=maka;21996871]Hi Ben 21
    thanks for your post, do you have a site referencing the Suva piping details. So everyone can relate
    ...
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    -slope 1"/20' in direction of flow -the goal is...

    -slope 1"/20' in direction of flow
    -the goal is to maintain your min 1700fpm on vertical suction risers. A rise of 4' out of the box as you are saying won't need a reduced riser.
    -trapping...
  3. If your unit has a fixed orifice metering device...

    If your unit has a fixed orifice metering device then charging with superheat is ideal. You want 10f superheat after the evaporator when the system is satisfied. You also want to reference your...
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    Sorry, it's not the restrictor, there is a...

    Sorry, it's not the restrictor, there is a capillary tube in there prior to the line going to the evaporator head, but it's definitely not a liquid line.
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    If you have a lift and can take the time to make...

    If you have a lift and can take the time to make it pretty, straighten them the best you can and fasten unistrut to the trusses or the ceiling. Then hold the lines in place with cushion clamps....
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    Dirty Air Problem at the Airport

    Hello,

    My wife works at a building right off a main airport apron. I began a preventative maintenance contract with this business about 3 months ago. It is a 2 storey building. The majority of...
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    New to the trade, new to hvac talk.

    Hello everyone,
    I decided to make a career change and go from managing restaurants to hvac/r. I finished a pre-employment program a month ago and landed my first job in the trade soon after. I...
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