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My old boss told me to always double-check the panel schedule before shutting anything off
I was working on a retrofit in an office building in Cincinnati last month, and I needed to kill power to a specific circuit. I glanced at the schedule, thought I had the right one, and flipped the breaker. Turns out the schedule was wrong (it was from a 1998 remodel) and I took down the whole server room for about 15 minutes. He was right, I should have traced the wires back to be sure. Anyone else run into a panel schedule that was just completely out of date?
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henrygrant7mo ago
Honestly, the worst ones are when the schedule is wrong because someone "fixed" it by hand years ago. You get a photocopy of a photocopy with scribbled notes that just add more confusion. It creates a false sense of security that's worse than having no schedule at all.
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martin.andrew7mo ago
That's just how a lot of shared knowledge ends up, right? It starts with one small fix that seems harmless, but then the whole system slowly rots from the inside. You end up trusting a broken map more than your own eyes.
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the_uma7mo ago
My uncle had a similar mess with his house wiring. He went by an old diagram and nearly fried his new fridge because a previous owner just drew lines on the original plan. It's like what martin.andrew said about the broken map, you end up following nonsense. Always tracing the wires is the only safe bet with old buildings.
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