How to Replace a GFCI Outlet (Don't Mix Up These Wires)

Learn how to replace a GFCI outlet step by step: test it with the TEST and RESET buttons and a plug-in tester, turn the power off and check it's really off, work out which wires are line and which are load before you unhook anything, wire the new GFCI, fold it back into the box, and test it at a downstream outlet so you know every outlet after it is protected.

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Winter Home Checkup

What to check, fix and keep an eye on to get your house through winter, sorted by when you’ll need it.

Get the Winter Home CheckupFree · 11 printable pages · Sent by email