OPERA
TING INSTR
UCTIONS
30
MIG 140 INVERTER WELDER 058-9305-6
Distance from the work piece:
•
The distance between the nozzle and the work piece should be kept constant and should not
exceed ¼".
Tuning in the wire speed
Wire speed must be tuned
-
in before starting each welding job or whenever changing the heat
setting, wire diameter, or wire type.
1.
Connect the ground clamp to a scrap piece of the same type of the work piece.
Note: The thickness of the scrap piece should be equal to or greater than the thickness of the actual
work piece, and free of oil, paint, and rust.
2.
Set the wire speed using the wire speed control.
3. Hold the torch in one hand, and allow the nozzle to rest on the edge of the work piece farther
from the user and at angle A or angle B. Refer operating instructions
page 28.
CAUTION!
Potential hazard that may result in moderate injury or damage to
equipment.
•
Always maintain a distance between the nozzle and work piece. If not, the arc
may sputter, thereby affecting the welding performance.
WARNING!
Potential hazard that could result in serious injury or loss of life.
•
Prolonged exposure to the welding arc can cause blindness and burns.
•
Never strike the arc or start welding without any adequate protection.
•
Wear flameproof welding gloves, heavy long
-
sleeved shirt, trousers without
cuffs, high
-
topped shoes, and an ANSI
-
approved welding helmet.