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B-1
OPERATION
PRECISION TIG 225
B-1
ELECTRIC SHOCK
can kill.
• Do not touch electrically live parts
or electrode with skin or wet cloth-
ing.
•
Insulate yourself from work and
ground.
• Always wear dry insulating gloves.
•
Read and follow “Electric Shock Warnings” in the
Safety section if welding must be performed under
electrically hazardous conditions such as welding in
wet areas or on or in the workpiece.
--------------------------------------------------------------------------------
FUMES AND GASES
can be dangerous.
• Keep your head out of fumes.
• Use ventilation or exhaust at the
arc, or both, to remove fumes and
gases from breathing zone and
general area.
------------------------------------------------------------------------
WELDING SPARKS can cause fire or
explosion
• Keep flammable material away.
• Do not weld on containers that
have held combustibles.
------------------------------------------------------------------------
ARC RAYS can burn.
• Wear eye, ear and body
protection.
------------------------------------------------------------------------
SAFETY PRECAUTIONS
Read and understand this entire section before oper-
ating the machine.
Observe additional Safety Guidelines detailed in
the beginning of this manual.
------------------------------------------------------------------------
WARNING
INPUT POWER
POSITIVE OUTPUT
NEGATIVE OUTPUT
DIRECT CURRENT
PROTECTIVE
GROUND
WARNING OR
CAUTION
DO NOT SWITCH
WHILE WELDING
GRAPHIC SYMBOLS THAT APPEAR ON
THIS MACHINE OR IN THIS MANUAL
SINGLE PHASE
TRANSFORMER AC AND
RECTIFIER DC POWER
SOURCE
OFF
ON