YASKAWA YWE-EH500-6N0 Instruction Manual page 4

Be sure to observe the following warnings to avoid serious injury to personnel.
• Be sure to observe the precautions in this instruction manual although
this welder is designed and manufactured with sufficient consideration
given to safety.
Failure to observe this warning may result in death or serious injury to personnel.
• Observe the regulations and your own references for the construction of
the input power sources, selection of the installation site, handling of
high-pressure gases, storage and piping, storage of manufactured prod-
ucts after welding, disposal of wastes, etc.
• Do not let personnel to approach the welder or welding sites unneces-
sarily.
• Any person using a pacemaker must not approach the welder or welding
site under operation unless permitted by doctor.
The welder generates a magnetic field around it during current conduction, resulting in
bad influence on the pacemaker.
• Clean the cooling-water path once a month when using a water-cooled
torch and the cooling water circulator.
Failure to observe this warning may result in explosion or burns due to the choked path.
• In order to secure safe operations, only a trained or qualified person
who has understood the welder must perform installation, maintenance
and inspection, or repair of the welder.
• In order to secure safe operations, only a person that has understood
this instruction manual and has knowledge and techniques to handle
the welder safely must operate the welder.
• Do not use the welder for any applications other than welding.
WARNING
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