Articles about outlet tester
Why Do I Have 70 Volts on a 120 Volt Receptacle? How to Troubleshoot and Repair Outlet Problems, The Most Common Problem with Electric Outlets and How to Repair Them.
How to Repair a Faulty Outlet Circuit: An Outlet Circuit that Tests OK but still Does Not Work, Here are some reasons why an outlet may not work properly and what should be checked.
My plug in tester says the wiring is wrong, How should I fix the problem? Plug-In Tester Readings, Re-Wiring a Receptacle Outlet, How to Repair Outlet Electrical Wiring Problem.