| Oscar_Lives 2006-02-11, 10:21 pm |
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"RicodJour" <ricodjour@worldemail.com> wrote in message
news:1139418512.694375.127960@o13g2000cwo.googlegroups.com...
> I'm closing in a room that has a chase located next to the chimney. I
> want to run lines for a future central air system while the wall is
> open. There's a crawl space below, marginal access on the second floor
> and good access in the attic where the air handler will be located. I
> picked up a 50' 3/4" & 3/8" line set which will work with the
> anticipated 2 or 2.5 ton 2nd floor load.
>
> My questions:
> - I don't see how I'll be able to run the line without having at least
> one or two cuts/couplings. I've read silver brazing is better than
> sweating the joints. How critical is the difference?
>
> - Is flux a problem with making connections in a refrigerant line?
> Alternatives?
>
> - I'll be pulling a 12/3 line for the unit and to provide an additional
> circuit in the attic. What wire should I pull for the AC controls?
>
> - I've never pulled such a large line. With electrical I use a fish
> tape. Can I use that to help pull the insulated copper? Any tricks to
> keep the insulation from hanging up and getting ripped?
>
> Thanks.
>
> R
Lube it up good and pull on it hard!
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