UFC 3-535-01
17 November 2005
power source in case of emergency, be qualified in first aid, and observe work to detect
and warn against unsafe practices.
14-1.1.3
Personal Safety Precautions
14-1.1.3.1
Know location of main power disconnect devices.
14-1.1.3.2
Know how to summon medical aid.
14-1.1.3.3
De-energize circuits using proper procedures.
14-1.1.3.4 Verify that voltage is off by using a voltmeter on the component after
opening the power switch.
14-1.1.3.5 Insulate feet by standing on a dry rubber mat. Remember that contact with
the grounded equipment cabinet could nullify this protection.
14-1.1.3.6 Stay clear of terminals, leads, or components that carry voltages of any
magnitude. Avoid contact with components that are grounded, including frame.
14-1.1.3.7 Be certain there is no power applied to a circuit when making continuity or
resistance check (meter will be damaged).
14-1.1.3.8 Ensure that both the test equipment and the equipment under test are
properly grounded.
14-1.1.3.9
Do not wear jewelry, wristwatches, or rings while working with electrical
equipment.
14-1.1.3.10 Keep clothing, hands, and feet dry if at all possible.
14-1.1.3.11 Use the correct tool for doing the job.
14-1.1.3.12 Never use toxic or flammable solvents for cleaning purposes.
14-1.1.3.13 Where air pressure is required for cleaning, use low-pressure (30 psi or
less) air source. Use eye protection with compressed air.
14-1.1.3.14 Goggles and safety shoes should be worn when around high voltage.
14-1.1.3.15 Never compromise safety.
14-1.1.4
Common Causes of Accidents
14-1.1.4.1
Working on equipment without adequate coordination with user.
14-1.1.4.2
Working on equipment without sufficient experience on that equipment.
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