MAWA-050A
Notification of Risk Information
11
(4) -3. Maintenance
20
WARNING
Gas piping
[Source of risk]
Argon gas
[Contents of risk]
In case the argon gas piping work is inappropriate, a gas leak may
occur. If the welding operation place is filled with argon gas, the
human body may be affected badly.
[Protective measure]
After replacement of a gas cylinder, consult with a gas piping
specialist or gas supply company about the gas pressure adjusting
operation.
21
WARNING
Power inspecting
[Source of risk]
Primary power piping
[Contents of risk]
When inspecting the primary power wire on the factory side, an
electric shock may be caused by touching the charged part by
mistake.
[Protective measure]
Before performing inspection operations, stop the electric power
supply and turn off the source power supply on the factory side.
Put a notice to notify “Under inspection” to the other operators.
22
WARNING
Workshop cleaning
[Source of risk]
Dust
[Contents of risk]
If dust is inhaled, the human body may be affected. And if dust is
accumulated, a fire may occur.
[Protective measure]
Perform cleaning periodically around the welding operation place
and workshop.
Perform cleaning by using a method that does not scatter dust, for
example, by using a vacuum cleaner or washing with water.
When dust is scattered, put on a dust-proof mask.
