Owner manual

B-1
OPERATION
B-1
POWER WAVE
®
455M/STT
®
SAFETY PRECAUTIONS
Read this entire section of operating instructions
before operating the machine.
ELECTRIC SHOCK can kill.
• Do not touch electrically live parts or
electrodes with your skin or wet
clothing.
• Insulate yourself from the work and
ground.
• Always wear dry insulating gloves.
• Do not use AC welder if your cloth-
ing, gloves or work area is damp or if
working on, under or inside work-
piece.
Use the following equipment:
-DC manual (stick) welder.
-AC welder with reduced voltage
control.
• Do not operate with panels removed.
• Disconnect input power before ser-
vicing.
------------------------------------------------------------------------
ONLY QUALIFIED PERSONS SHOULD INSTALL,
USE OR SERVICE THIS EQUIPMENT. READ AND
FOLLOW THE MANUFACTURERʼS INSTRUC-
TIONS, EMPLOYERʼS SAFETY PRACTICES AND
MATERIAL SAFETY DATA SHEETS (MSDS) FOR
CONSUMABLES.
------------------------------------------------------------------------
READ THIS WARNING, PROTECT YOURSELF &
OTHERS.
FUMES AND GASES can be
dangerous.
• Keep your head out of fumes.
• Use ventilation or exhaust at the arc,
or both,to keep fumes and gases from
your breathing zone and general area.
WELDING SPARKS can cause
fire or explosion.
• Do not weld near flammable material.
• Do not weld on containers which have
held flammable material.
ARC RAYS can burn.
• Wear eye, ear, and body protection.
-----------------------------------------------------------------------
WARNING