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FOR ELECTRICALLY powered
equipment.
6.a. Turn off input power using the disconnect switch at the
fuse box before working on the equipment.
6.b. Install equipment in accordance with the U.S. National
Electrical Code, all local codes and the
manufacturer’s recommendations.
6.c. Ground the equipment in accordance with the U.S. National Electrical Code
and the manufacturer’s recommendations.
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CYLINDER may explode if damaged.
5.a. Use only compressed gas cylinders containing the correct
shielding gas for the process used and properly operating reg-
ulators designed for the gas and pressure used. All hoses, fit-
tings, etc. should be suitable for the application and main-
tained in good condition.
5.b. Always keep cylinders in an upright position securely
chained to an undercarriage or fixed support.
5.c. Cylinders should be located:
• Away from areas where they may be struck or subjected to
physical damage.
• A safe distance from arc welding or cutting operations and
any other source of heat, sparks, or flame.
5.d. Never allow the electrode, electrode holder or any other electrically “hot”
parts to touch a cylinder.
5.e. Keep your head and face away from the cylinder valve outlet when opening
the cylinder valve.
5.f. Valve protection caps should always be in place and hand tight except when
the cylinder is in use or connected for use.
5.g. Read and follow the instructions on compressed gas cylinders, associated
equipment, and CGA publication P-l, “Precautions for Safe Handling of
Compressed Gases in Cylinders,”available from the Compressed Gas
Association 1235 Jefferson Davis Highway, Arlington, VA 22202.