How to pull wires through a long conduit with multiple bends
Long conduit runs involving 220 feet of 3-inch pipe, four 90-degree bends, and added innerduct complexity require specialized real-world techniques. Without prior experience managing a large bundle of wires through restricted access points, executing the pull properly becomes a major challenge.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1Using lots of pulling lubricant
- 2Having help at both ends
- 3Trying to center the innerduct between the cables to prevent catching or crushing around corners
- 4Routing the sensor wire through the entire length of the intake pipe and splicing connections inside the pipe using solder and electrical tape.
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“Hey folks. Looking for any advice as I prepare for this big conduit pull through 220 feet or 3" conduit with 4 90 degree bends.”source ↗
“I've done a few long pulls with big wires before but nothing with this many wires and the added innerduct complexity, so I'm hoping someone can lend some real-world experience here.”source ↗
“Whoever installed it originally didn’t run the outdoor sensor anywhere near the outside of the house, so it is useless. I’d like to correct this.”source ↗
“The PVC intake pipe runs inside a wall perpendicular to the outside wall, so I cannot access the pipe within 3 feet of the outside wall.”source ↗
Where this came up
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