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4
Snap-on Tools Corporation Kenosha, WI 53141-1410
OPERATION
1. Open the TIG torch gas valve.
2. Set the flowmeter @ a 20 CFH flow
rate.
3. Turn "On" the MIG welding ma-
chine.
4. Set the welder MIG/TIG Voltage
control switch to the desire
setting. See "Welder Output
Chart" and Warning that follows.
WELDER OUTPUT CHART - FOR TIG WELDING
HEAT SETTING
OUTPUT(Approx.)
TIG 1
50 AMPS
2
90 AMPS
3
105 AMPS
4
150 AMPS
MIG 1
160 AMPS
2
175 AMPS
3
190 AMPS
WARNING
THE FLEX-TIG IS RATED UP TO 200
AMPS, @ A 100 % DUTY CYCLE.
OPERATION ABOVE MIG VOLTAGE
SETTING #3 COULD RESULT IN
PERMANENT DAMAGE TO THE
TORCH HEAD AND CABLES.
5. Depress the TIG torch switch and
lock "On", scratch or touch
tungsten to the work and draw
back to establish an arc.
CAUTION
Continual sticking of the
tungsten electrode to the
work surface can cause severe
damage to the MIG welding
machine.
6. Once arc is established, hold
and maintain a steady arc until
base material becomes fluid.
Then continue welding while
maintaining a consistent arc
length and travel speed.
DIRECTION OF TRAVEL
WORK
FIG. 4. TIG WELDING ILLUSTRATION
14 PIN
PLUG
ON/OFF
SWITCH
RED
BLACK
A
B
FIGURE 5. SCHEMATIC DIAGRAM
COM.
N.O.