Safety
- 4 -
and are entirely insulated. If there is any loose connection,
loss of insulation, or burned section in any earth wire, replace such earth wire
immediately.
z
Main power lines and branch lines must be regularly inspected by a qualified
and experienced electrician to ensure semiconductor parts work normally.
z
Before dismantling the set to take any part down, make sure the set is reliably
shut off.
z
If any such work must be done while the set is running, a second person must
be available on the site to guarantee the ability to perform an emergency
stopping of the set.
7) Cautions
z
Never put your hands near any of the revolving gears of the wire feeder.
z
For any operation with the probability of spark, explosion or other dangers, a
separate welding place has to be applied for.
z
The welding power supply may not be used for high-voltage application unless
it has passed relevant safety certification.
z
Welding of special safety equipment must be performed by welders that have
received professional training.
z
When any equipment is going to be lifted using a lifting machine, for the
purpose of lifting as perpendicularly as possible, generally chains or ropes can
be used to help lifting.
8) General safety measures
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Always following the instructions of this Manual.
z
In addition to the Manual, two copies respectively of rules for general accident
prevention and for environment protection shall be prepared. Of course, any
other applicable regulation also has to be observed.
z
All safety instructions and hazard warnings must be kept clear and legible
enough.
9) Safety measures for installing the set
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The set must be put upright on a level ground to prevent its falling and personal
injury.
z
For any work that might involve spark, explosion or other hazardous factors, a
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