2
Snap-on Tools Corporation Kenosha, WI 53141-1410
TORCH HEAD ASSEMBLY
1. Select the size tungsten elec-
trode to be used.
2. Make sure teflon heatshield is
in place.
3. Locate the matching size Collet
and Collet body.
4. Drop the Collet, slit-end down,
into the Collet body.
5. Screw assembly into torch head,
Heatshield side, and tighten
firmly.
6. Install a Gas cup, screw into
place seating cup against teflon
heatshield.
7. Insert tungsten electrode,
prepped end first, thru torch
head, Collet and center hole of
Collet body.
8. Allow tungsten electrode to ex-
tend pass the cup 1/8".
9. Screw Backcap into torch head,
tighten firmly.
SPECIFICATIONS
PART NUMBER:
FLEX-TIG 12
FLEX-TIG 25
TORCH RATING:
200 Amps, DCSP
DUTY CYCLE:
100%
(reduce duty cycle when operating
over 200 amps.)
COOLING METHOD:
Gas (100% Argon)
SHIELDING GAS CONTROL METHOD:
Gas Valve on Torch
WELD CURRENT ON-OFF CONTROL:
Locking Switch on Torch
FIG. 1. TUNGSTEN PREPARATION
STABLE ARC
STRAIGHT GROUND
IDEAL VIEW
FLAT (the Dia. of this
flat governs Amperage
Capacity)
FIG. 2. TORCH HEAD ASSEMBLY
GAS CUP
COLLET BODY
COLLET
HEAT-
SHIELD
TORCH
HEAD
TUNGSTEN
ELECTRODE
BACKCAP
INSTALLATION
TUNGSTEN PREPARATION
NOTE
Before using the FLEX-TIG the
tungsten electrode must be
prepped.
1. Referring to Figure 1, grind the
electrode following the IDEAL
VIEW.
WRONG VIEW
ARC WANDER
RADIAL GROUND
POINT
