Hyundai HL630VL, Operator'S Manual

Page: 39 / 161

1-30 Safety
Welding maintenance
The welding operation should be performed at the specified
place. The welding operation should be performed by quali-
fied persons. The toxic gases and flames etc will be produced
during welding, therefore, do not allow the unqualified persons
to perform the welding operation.
The qualified welders must accomplish the following:
• The battery terminals must be removed and the battery
must be moved away to prevent the explosion of battery.
• Remove the paints and coatings from electric welding site to
prevent the toxic gases from being produced.
• If the hydraulic equipment, pump or actuator is very hot,
they may produce the combustible toxic gases or smokes to
cause fire. Therefore, do not heat these components.
• Do not weld the pipes containing the combustible liquids. Do
not weld the pipes containing the combustible substances.
Please use anti-combustion solvent to thoroughly rub up the
pipes before welding the pipes or cutting the pipes using
flames.
• The direct heating up rubber pipe or pressured pipe may
cause sudden breakage. Therefore, please use fire-protec -
tion cover to keep the fire out.
• Please wear protective work clothes.
• Make sure the premises are well ventilated where the work
is per-formed.
• Remove all combustible substances, and prepare the Fire
extinguisher.
Warning to customers: remove the counterweights from the
machine. The front devices or other accessories may affect
the balance of the machine, thus causing the accidental
movement and serious injury or death. Our company bears
no legal responsibilities for the faults induced from misusing
the equipment.
WARNING