YASKAWA YWE-EH500-6N0 Instruction Manual page 9

HW0480311
Be sure to observe the following cautions to prevent a gas cylinder from fall-
ing or a gas regulator from rupturing.
• Observe the regulations and your own references for
the handling of gas cylinders.
Since a gas
cylinder
pressure gas to blow up, resulting in personal injury.
• Use the attached gas regulator or our recommended one.
• Read carefully the instruction manual of the gas regulator and observe
the precautions before using it.
• Hold the gas cylinder in the exclusive-use gas cylinder stand.
A gas falling may result in personal injury.
cylinder
• Do not expose the gas cylinder to high temperature.
• Do not bring your face close to the discharging opening when opening
the valve of the gas cylinder.
• Be sure to attach the protective cap when the gas cylinder is not used.
• Do not hang the welding torch over the gas cylinder or keep the elec-
trode away from the gas cylinder.
Observe the following cautions to prevent personal injury due to improper handling.
• Do not use the welder with the case or cover removed.
• Only a qualified person or a person who has understood the
welder must remove the welder case for maintenance and
inspection or repair. Take preventive measures not to let
other personnel approach the welder or welding sites unnecessarily by
putting up a guard fence or the like.
• Do not contact the rotating cooling fan or feeding roll of the wire feeder
with hands, fingers, hair, or clothes.
Failure to observe this caution may cause someone to be caught in the machine resulting
in personal injury.
CAUTION
is filled with high pressure gas, improper handling may cause high
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