User Guide

Assemble top handle.
(Tools needed: screwdriver)
Install wire spool. Insert wire through both
wire liners and clamp it into wire drive. Make
sure drive roll, liner and tip are correct for
wire diameter.
Install MIG gun, turn it on, and squeeze
trigger until wire comes out.
Tighten wire feed tension knob clockwise until
wire will bend from feed tension at 2”-3”.
Verify polority is set correctly for MIG or
Flux-core welding wire.
Adjust wire feed speed and voltage per chart
on the inside of welder.
1
Attach gas bottle and regulator hose
assembly. (Tools needed: adjustable wrench)
2
3
4
5
6
7
Turn machine on and weld. Adjust stickout, travel speed, wire feed speed and voltage as
necessary to achieve a good weld. See below guide for weld examples and welding tips.
WARNING: To prevent serious injury, read manual warnings and instructions before use.
140 MIG WELDER QUICK START GUIDE
WARNING: To prevent fire and serious injury: Keep torch and wire clear of grounded objects while
welder is plugged in. Be sure to follow safe welding proceedures and wear proper PPE (clothes, welding
helmet, safety glasses, welding gloves, boots, etc.)
T
Adjust
Tension Knob