HBS ARC 1550 Operating Manual page 44

12 Welding
Danger of deflagration of explosive gases and substances
‹ Never weld in rooms with an explosion hazard.
‹ Never weld on vessels containing or that have contained substances
– which are inflammable or promote combustion,
– which may create health-endangering gases, fumes or airborne parti-
– or which could cause explosions.
Such work may only be carried out by welding specialists.
‹ Do not carry out such work if you have not been specially trained for it.
Risk of fire and burns due to glowing weld spatter
‹ Wear your personal protective equipment and
‹ your safety goggles with sight glass of protection class 2.
‹ Wear a protective helmet when welding over head.
‹ Remove all inflammable materials and liquids from the vicinity of the
place of work before starting welding.
‹ Ensure that an approved fire extinguisher is available at the place of
work.
‹ Observe furthermore your working instructions and the accident preventi-
on regulations.
Glowing hot weld and liquid spatter occur during welding.
44
culates,
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