LAN and Telecom Cabling I respect this group's input: New to cabling : - Running cables from attic down walls

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I respect this group's input: New to cabling : - Running cables from attic down walls Bryan E 12-21-06
Posted by Bryan E on December 21, 2006, 9:36 pm
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Hello, my computer office is dangerously hot with 1 server and 6
workstations that all run 24*7, To cool them, I need to place
workstations in various other remote rooms throughout the house. I
would like to run CAT6 cables from an 8 port Gigabit router, out the
office wall.

My plan is to run 4 - CAT6 STP Cables (all less than 100 feet) straight
up the wall , across the attic and then down the walls of 4 separate
rooms to socket plates. I understand everything about crimping, color
coding, and attaching the wires. I know how to test the connections.

However I have no idea how to get from a point in the attic straight
down to where I want the connector panels to be. How do I find the
spot? GPS? (Joke) I don't know how to drill down at the right spot and
drop the wire so I can find it at the hole where the connector plate
will be, and pull it out the wall

I would also like to avoid drilling into plumbing pvc pipes, 110 volt
wiring, or similar things that would kill me in the process - or later
by creating an electrical fire one night. I can't find a good site on
the subject of dropping the wire at the right spot and knowing I am
safely drilling and avoiding damage to electrical or plumbing wires.

Can anyone suggest a site with detailed instructions, pictures or
diagrams? Perhaps a good book? I need to learn how to do this and
exactly what tools I need to guide the wires down. Judging from the
posts this is the crowd that is best suited to offer me advice that I
trust.

If you have any links, book titles, or ideas please let me know. I
would be much in your debt.

Lost with a powerdrill in the dark.
Bryan E.


Posted by Carl Navarro on December 22, 2006, 3:58 am
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On 21 Dec 2006 18:36:01 -0800, "Bryan E"

>Hello, my computer office is dangerously hot with 1 server and 6
>workstations that all run 24*7, To cool them, I need to place
>workstations in various other remote rooms throughout the house. I
>would like to run CAT6 cables from an 8 port Gigabit router, out the
>office wall.
>
>My plan is to run 4 - CAT6 STP Cables (all less than 100 feet) straight
>up the wall , across the attic and then down the walls of 4 separate
>rooms to socket plates. I understand everything about crimping, color
>coding, and attaching the wires. I know how to test the connections.
>
>However I have no idea how to get from a point in the attic straight
>down to where I want the connector panels to be. How do I find the
>spot? GPS? (Joke) I don't know how to drill down at the right spot and
>drop the wire so I can find it at the hole where the connector plate
>will be, and pull it out the wall
>
>I would also like to avoid drilling into plumbing pvc pipes, 110 volt
>wiring, or similar things that would kill me in the process - or later
>by creating an electrical fire one night. I can't find a good site on
>the subject of dropping the wire at the right spot and knowing I am
>safely drilling and avoiding damage to electrical or plumbing wires.

Yeah, that sucks when you drill through working things.

In house construction, studded walls are pretty easy to find in an
attic, since you get reference points from the previously mentioned
electrical and plumbing.

A good drill, long bit, flashlight,tape, stud finder, razor knife
and/or drywall saw, chain, coat hanger, flexible sticks, and a tape
measure become your friends. Inner walls are good, outer walls are
bad.

Usually most inner walls are hollow. You can check that out by
removing the electrical outlet covers next to where you are going to
put your data drops.

Your local home improvement store will carry the set of flexible
sticks, usually Greenlee brand. I don't like them much for going down
side walls because of the size. www.pushpullrods.com has a set for
about $80 but for a single job, you might just get the Greenlees for
half that amount. I grab any good small chain and guard it pretty
closely. They run about $1 a foot for the really good kind that's
heavy and smooth. A Greenlee nail eater bit runs about $20.

A helper is good. You need to be careful when you drop your chain
down the walls. The other trick is to drill a small hole behind the
baseboard to check the wall before you cut a hole at outlet height.
My builder frined likes to drill through baseboards instead of
drywall, because baseboard setions are easier to replace than
repairing drywall and wallpaper.

Anyway, hope this helps.

Carl Navarro

Posted by Bryan E on December 22, 2006, 10:30 am
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Thanks Carl, I appreciate the time and advice. I've already printed it
for my attic notebook.
BSE
Carl Navarro wrote:
> On 21 Dec 2006 18:36:01 -0800, "Bryan E"
>
> >Hello, my computer office is dangerously hot with 1 server and 6
> >workstations that all run 24*7, To cool them, I need to place
> >workstations in various other remote rooms throughout the house. I
> >would like to run CAT6 cables from an 8 port Gigabit router, out the
> >office wall.
> >
> >My plan is to run 4 - CAT6 STP Cables (all less than 100 feet) straight
> >up the wall , across the attic and then down the walls of 4 separate
> >rooms to socket plates. I understand everything about crimping, color
> >coding, and attaching the wires. I know how to test the connections.
> >
> >However I have no idea how to get from a point in the attic straight
> >down to where I want the connector panels to be. How do I find the
> >spot? GPS? (Joke) I don't know how to drill down at the right spot and
> >drop the wire so I can find it at the hole where the connector plate
> >will be, and pull it out the wall
> >
> >I would also like to avoid drilling into plumbing pvc pipes, 110 volt
> >wiring, or similar things that would kill me in the process - or later
> >by creating an electrical fire one night. I can't find a good site on
> >the subject of dropping the wire at the right spot and knowing I am
> >safely drilling and avoiding damage to electrical or plumbing wires.
>
> Yeah, that sucks when you drill through working things.
>
> In house construction, studded walls are pretty easy to find in an
> attic, since you get reference points from the previously mentioned
> electrical and plumbing.
>
> A good drill, long bit, flashlight,tape, stud finder, razor knife
> and/or drywall saw, chain, coat hanger, flexible sticks, and a tape
> measure become your friends. Inner walls are good, outer walls are
> bad.
>
> Usually most inner walls are hollow. You can check that out by
> removing the electrical outlet covers next to where you are going to
> put your data drops.
>
> Your local home improvement store will carry the set of flexible
> sticks, usually Greenlee brand. I don't like them much for going down
> side walls because of the size. www.pushpullrods.com has a set for
> about $80 but for a single job, you might just get the Greenlees for
> half that amount. I grab any good small chain and guard it pretty
> closely. They run about $1 a foot for the really good kind that's
> heavy and smooth. A Greenlee nail eater bit runs about $20.
>
> A helper is good. You need to be careful when you drop your chain
> down the walls. The other trick is to drill a small hole behind the
> baseboard to check the wall before you cut a hole at outlet height.
> My builder frined likes to drill through baseboards instead of
> drywall, because baseboard setions are easier to replace than
> repairing drywall and wallpaper.
>
> Anyway, hope this helps.
>
> Carl Navarro


Posted by decaturtxcowboy on December 22, 2006, 6:20 pm
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Bryan E wrote:
> However I have no idea how to get from a point in the attic straight
> down to where I want the connector panels to be. How do I find the
> spot? GPS? (Joke) I don't know how to drill down at the right spot and
> drop the wire so I can find it at the hole where the connector plate
> will be, and pull it out the wall

Alarm installers almost always drill UP into the attic from the wall below
with a five foot somewhat bendable bit and a right angle brace...but they
usually are way above the 18" level from the floor of electrical wiring
that runs horizontal for the twelve foot or so required spacing of
electric outlets now - a building code thing).

Since most of the non-drop ceilings encountered out here are actually two
layers:

zone of darkness and things to trip on
plywood
cross braces and electrical wiring
plywood
painted ceiling

I don't have a reference point where the walls are, so I drill a small
pilot hole up to the attic from from the point directly above where
I'm going to drop the cable. A small 3/16 bell hanger bit or a length
of stainless steel radio antenna with a angle ground at the tip to act
as a drill bit also works. A dab of white caulk hides the hole.

Incidentally, I did ask an alarm installer how often they drill into
electrical wire (remembering how I've seen electric cables stapled
to the top of the horizontal studs above a wall). He said a visual
inspection addresses that, but the biggest issue is drilling up through
the roof to the outside sky.

Posted by D.R. on December 27, 2006, 11:48 am
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We use a GOOD toner (check Ebay and tool supply houses). Tape it to
the wall at thr ceiling where we want the hole (make sure you are
between studs) and go into the attic with the probe and hunt it down.
A buddy tapping on the ceiling will get you in the neighborhood.

Also, we may drill a 1/8 inch hole at the ceiling/wall sheetrock
intersection and fish up a wire to spot. You can see once moving the
insulation that the top of the wall is right next to it (obvious
difference between sheetrock, and wood). Fill the 1/8 hole with caulk.


On 21 Dec 2006 18:36:01 -0800, "Bryan E"

>Hello, my computer office is dangerously hot with 1 server and 6
>workstations that all run 24*7, To cool them, I need to place
>workstations in various other remote rooms throughout the house. I
>would like to run CAT6 cables from an 8 port Gigabit router, out the
>office wall.
>
>My plan is to run 4 - CAT6 STP Cables (all less than 100 feet) straight
>up the wall , across the attic and then down the walls of 4 separate
>rooms to socket plates. I understand everything about crimping, color
>coding, and attaching the wires. I know how to test the connections.
>
>However I have no idea how to get from a point in the attic straight
>down to where I want the connector panels to be. How do I find the
>spot? GPS? (Joke) I don't know how to drill down at the right spot and
>drop the wire so I can find it at the hole where the connector plate
>will be, and pull it out the wall
>
>I would also like to avoid drilling into plumbing pvc pipes, 110 volt
>wiring, or similar things that would kill me in the process - or later
>by creating an electrical fire one night. I can't find a good site on
>the subject of dropping the wire at the right spot and knowing I am
>safely drilling and avoiding damage to electrical or plumbing wires.
>
>Can anyone suggest a site with detailed instructions, pictures or
>diagrams? Perhaps a good book? I need to learn how to do this and
>exactly what tools I need to guide the wires down. Judging from the
>posts this is the crowd that is best suited to offer me advice that I
>trust.
>
>If you have any links, book titles, or ideas please let me know. I
>would be much in your debt.
>
>Lost with a powerdrill in the dark.
>Bryan E.


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