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Thread: 3core flex
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31st December 2005, 03:23 PM #1
3core flex
I want to push about 18 metres of heavy duty 3 core power cord through some black poly pipe (plenty wide enough) and then lay it across the paddock to the shed. but it jams itself up after 2-3 metres any ideas please.Tonto
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31st December 2005, 03:49 PM #2
Tonto,
get a bar of soap and a bucket of water and make up a soap solution. Use a glue bottle or similar to squirt onto cable and into poly pipe. There are commercial cable pulling lubes available but the soap should get you out of trouble. BTW the poly won't do much to protect your cable. Proper conduit is a lot tougher (and more expensive )
Otherwise you may have to push a draw wire through first and drag the cable through with that.
Mick"If you need a machine today and don't buy it,
tomorrow you will have paid for it and not have it."
- Henry Ford 1938
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31st December 2005, 04:53 PM #3
Tonto, use a draw cord and as Mick said plenty of lubricant.
One thing that can make it easier is to straighten the pipe and wire out and leave it in the sun for a while. This disipates the natural urge for them to coil up.
Get a draw cord running through the pipe and pull the power cord through.
If there is too much friction to pull it through don't strain it, cut the pipe close to where the power cord gets stuck and pull add a joiner (pipe not cable).Specializing in O positive timber stains
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31st December 2005, 05:08 PM #4
Get five lengths of yellow tounge spline and tape them together and push them through and tape the end of the flex to the end of the yellow tounge spline and pull it through. Or get some fencing wire and push it through first.
Just make sure it is laying out flat and it would help to get some one to hit the poly pipe with a length of broomstick as you are pushing it through. If you use the fencing wire bend the end over on itself to create a nice rounded end on it. Have used these methods plenty of times.
As Mick says it would be easier to use electrical conduit as it comes in 4 metre lengths and creates less friction and if you glue it with conduit cement it makes it waterproof.
One other alternative is PVC flexible electrical conduit as it comes with a draw wire already inserted in it.
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31st December 2005, 05:59 PM #5
Seeing the above boys think it's easy, get them to do it for you
Richard
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31st December 2005, 06:03 PM #6
What about a fishing sinker and light nylon line.
Fasten line to sinker and drop into pipe.
Lift pipe over head and the sinker will slide along.
Walk length of pipe lifting as you go. Sinker should fall out other end.
Use line to pull a stronger draw cord through, then the cable.
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31st December 2005, 06:17 PM #7
3core
thanx guys keep em comming. Its flammin 18 m that I want to get it through :eek: Iam doing this only cause the landlord built a 7x10m shed for woodwork. Didnt like sawdust on the verandah. Yikes we're out in the bush too so nothing too fancy. T
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31st December 2005, 06:43 PM #8
If you want,
Get some PULLING Compound:eek: :eek:
For sale at your Electrical Wholesaler. by 3M
It's much like Detergent
AND
use a Draw wire/ Fisshing line or SomfinkNavvi
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31st December 2005, 08:20 PM #9
Poke a bit of fencing wire through first.
Bend a loop on one end and tie the power cable to it then just pull it through.
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31st December 2005, 09:37 PM #10
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1st January 2006, 10:35 AM #11
Like they said. LAy your pipe out to flatten, run through the fencing wire, and Bob's yer aunty. 18m is easy, you can do up to about 75m in a hit using detergent, having someone whack the pipe to encourage your draw wire to move a long.
Boring signature time again!
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1st January 2006, 08:50 PM #12
Shame you're not in Brisvegas - I'd push a rodder through for you quick smart, which is what I suggest you do as well. As you don't have a rodder, see if you can buttonhole a Telstra techo and offer him a carton - he'll have it through in a flash.
If you have compressed air, another method is to take a handkerchief and make a "parachute" out of it, to which you attach a piece of fishing line. The air blower on your compressor can then be used to blow the whole shebang to the other end. You can then attach some decent cord to the fishing line and the cable can be attached to the cord once it's through. 18 m is a fair old run without the right kit though. If you can get one end of the pipe substantially higher than the other, you can use a piece of plastic and some water instead of the hanky and compressed air. That will probably work better in your case.Cheers,
Craig
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2nd January 2006, 12:26 AM #13
Or do the oppisite to what Exador said... if you have no compressed air, use a vacuum cleaner to suck a wad of cotton(or what ever) through it.
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2nd January 2006, 01:25 PM #14
horrors what strange and wonderful ideas we come up with. I wonder how many have been tried and whose going for the wierdest idea. I LIKE it keep em comming fellas. Tonto
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2nd January 2006, 02:09 PM #15
Tie a weight to the end, hold the pipe upright and drop it down! (Sorry, can't lend you my 18metre ladder.)
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