Diagnosis in a Nutshell: Basic Troubleshooting

Here is a quick, concise look at how to find the source of home wiring problems.

If one thing isn't working: If more than one thing is not working: If, instead of not working, the problem is that blinking, flickering, dimming, or brightening of lights occurs or that power to some things comes and goes at will, then: If, instead, someone has been shocked: If, instead, a malfunction is known to be from recent rewiring or replacement of electrical items,

Other pages that take you through a process similar to this nutshell but with more detail:
Diagnostic Flowchart
Diagnostic Tree
Troubleshooting Strategy - Stage 1 - Symptoms to Causes
Troubleshooting Strategy - Stage 2 - Locating the Cause

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