Finder9ExplorerSep 30, 2015I screwed up!So I was upgrading my bathroom fan and think I reversed the polarity when reinstalling. Now no lights in bathroom. How bad is it? Are the bulbs blown? Haven't wired up the fan yet. Disgusted over s...Show More
Old-BiscuitExplorer IIISep 30, 2015BLACK wire should be positive .... WHITE wire should be negativeBulbs blown (should show dark spots)Fuse blown...test them don't just lookReverse wires and see if lights work (UNLESS LEDs....they will blow if reversed polarity)Connect fan and see of it works..won't hurt it which way wired, will just run in reverse if wiring is backwards
About DIY MaintenanceRV projects you can tackle on your own with a few friendly pointers.4,377 PostsLatest Activity: Jul 17, 2025
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