Having some problems pulling a pool light. I am pulling an AP 400 W, 100'
So far have gotten only about an inch of movement. This thing is so stuck that pulling through the J-Box just tore up the end. Next we tried jumping into the pool and was trying to pull through with a rope atatched to the J-Box end, and this time the actual cord tore, complete with the wires. Right now I have poured dish soap through the j-box opening, and used a jet nozzle to inject water with the soap.
I now only have about 1 foot of cord extending through the niche, with about 6 inches extending into the pool.
Re-trenching is not an option here as there is cool decking pretty much from the pool to the equipment area. Any help will be greatly appreciated.
I will log back on this evening (4-1-10) and post any additional info that I can think of.
Thanks in advance for any suggestions that you may have.
Scott
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Scott Kaiser said:
Scott
I HAVE GOTTEN IN POOL AN CLOVE HITCH LITE WIRE AROUND SHOVEL HANDLE AND USE AS A LEVER.
A SEPERATE BOND GROUND IS USUALLY A UN SHEILDE 10 GAUGE BARE COPPER WIRE WHICH DOESN'T ATTACH TO LITE BUT TO LUG INSIDE OF NICHE
HAVE USED DISH SOAP AS LUBRICANT IN CONDUIT, ALSO USE COMMERCIAL WIRE PULL "SLIME" TO LUBE WIRE.
GOOD LUCK.(HAVE HAD TO CODEMN ONE NICHE CAUSE I NEVER GOT THE WIRE FREE)
Sounds like you're dealing with red brass conduit. Dave and Jeremy have good suggestions. I feel like the high percentage call is that the cable has simply bonded itself to the conduit for the first 1 to 2 feet and will come loose, but not with steady pressure. Use the short jerks mentioned, combined with attempts at pushing the cable into the conduit as well (back and forth movement). I feel confident you'l get it to move on your next try. When installing the new cable, I like to use Magic Lube #2 (silicone based, red letters on tube) lightly smeared along the cable to reduce friction. This works better than wire lube when the cable is submerged.
Bruce, To answer your questions, 1) 1/2" Conduit, 2) it is metal but I don't know exactly what kind. I believe it is electrical metallic tubing. It is the type which is is commonly installed in Arizona, kinda brown color. 3)Pool was built in 2006, 4) No evidence of settling or tilting (is all decking between house and pool) and I don't see any cracks or tilts. 5) No trees between the pool and equipment or house. Bushes are in planters. 6) Not exactly sure of the niche maker but assuming is Amer. Prods./Pentair When pilot screw is top and center, the hole in the niche for the cord is approx 1-2 inches above center. There is no nut in place in the niche, and no silicone or packing material in the hole and can freely move the cord at the niche (Not to pull, just wiggle), 7) I'm not exactly sure what a separate ground run is. The wiring is from a breaker sub panel right at the equipment, then underground approx 4 feet to j-box and then from there is the run to the niche.
To make things worse, it is not a straight run. Because of the location of the light, the conduit run is most likely an L shape.
Thanks again for your suggestion, and keep em coming.
P.S. I talked to another "old timer" in the biz, and he told me to pour some liquid chlorine down the conduit. Any thoughts on that?
It's looking like we will be giving this another try early next week. I'll be checking this discussion daily, and will definitely let everybody know the final results. Thanks again
Scott
I wish you good luck. I too will check back in and see what other tips the crew might offer.
-Jeremy
Florida Leisure Pool & Spa
www.FLLeisure.com
A few more details might be helpful. 1) What size is the conduit 2) Is it metallic and if so what material 3) Approximately how old is the pool 4) Is there any evidence of settling 5) Any trees near the run that may be distorting or invading the conduit. 6) What brand of light niche is it, is there a nut attached to the conduit around the cable (Hayward and Pentair) 7) Is there a separate ground run along with the light cable (this should be pulled first)
Many times the cable will adhere to the inside of the conduit for about two feet and with persistent pushing and pulling from the niche end will free it up. However, steel conduit, pinched or crimped conduit, or a joint separation may be the end of it.
Also, look closely where the cable enters the conduit for silicone caulk, putty, or packing and nut (Hayward and Pentair). It is common practice to pack material in the conduit to prevent or stop leaks and all this material must be removed or the cable won't budge.
Good luck! This situation is always why I quote the job with 2 prices... 1 standard price if the light comes out as planned, and another that is open ended to cover yourself in just such a situation.