Check every wire and connection with the tester to make ... If you use a receptacle to protect the circuit, it must be ...

Ask an electrician which way a receptacle, aka outlet, should be installed: “Ground up or down?” Typically, the answer is ...

Although old two-prong wiring is often safe, the added safety of three-wire outlets and their compatibility with grounded appliances is worth the cost of upgrading in historic homes. We teach our ...