3
NOTES FOR SAFE OPERATION
Read this manual carefully before installation, operation, maintenance, or inspection of the
YASNAC XRC.
In this manual, the Notes for Safe Operation are classified as “WARNING”, “CAUTION”,
“MANDATORY”, or “PROHIBITED”.
Indicates a potentially hazardous situation which, if not avoided, could result in
death or serious injury to personnel.
Indicates a potentially hazardous situation which, if not avoided, could result in
minor or moderate injury to personnel and damage to equipment. It may also be
used to alert against unsafe practices.
Always be sure to follow explicitly the items listed under this heading.
Must never be performed.
"Serious injury" described above indicates loss of eyesight, injuries, burns (both due to
high/low temperature), electric shock, fractures, poisoninig, etc. which may cause
personnel to suffer aftereffects, hospitalization, or prolonged out-patient medical treatment.
"Moderate injury" indicates injuries, burns, or electric shock which does not require
hospitalization or prolonged out-patient medical treatment.
"Damage to equipment" indicates expanded damages relating to property or equipment.
Even items described as "CAUTION" may result in a serious accident in some situations.
At any rate, be sure to follow these important items.
To ensure safe and efficient operaiton at all times, be sure to follow all instructions, even if not
designated as "CAUTION" and "WARNING."
For safe training concerning welding, utilize technical institutes held by the welding society
or association, or related societies or associations, technical courses held by the
headquarters or their branches, or qualifications examinations for welding technicians or
engineers.
PROHIBITED
MANDATORY
IMPORTANT
WARNING