Diagnosing a problem where power is required
Remove all conductive clothing or accessories.
Use insulated tools and safety glasses.
Do not work on electrical circuits greater than 600 volts, unless you have specific training.
Suspend work or have a shelter during adverse weather conditions.
Use a certified insulated mat to stand on while doing the testing.
Use certified electrical insulated gloves while doing the testing.
After completing the diagnostic and maintenance work, you must complete logout and tagout.