Snap-On MUSCLE MIG SYSTEM MM350XL Owner's Manual page 9

2. Rapidly open and close the cyl-
inder valve.
dust and foreign matter from the
valve.
CAUTION
Take care
valve outlet
yourself or other people,
as escaping high pressure
gas may be dangerous.
FLOW TUBE
FLOW RATE
GAS FLOW
ADJUSTING
KNOB
OUTLET
FITTING
TO
WELDING
MACHINE
FIG. 9. GAS FLOW ADJUSTMENT
3. Attach the gas regulator - flow-
meter supplied with this unit,
to the cylinder valve using a
suitable wrench.
If this unit is to be used
with 100% CO2 shielding
gas, an optional gas regu-
lator coupler is required.
This will purge
to point the
away from
INDICATES
GAUGE -
IN C.F.H.
INDICATES
TANK
PRESSURE
INLET
FITTING
TO
TANK
NOTE
4. Fit the gas hose from the welding
machine to the regulator outlet
fitting and tighten it with a
wrench. Open the cylinder valve.
When welding steel, the gas flow
rate is 30 CFH.
The MM350XL must be turned
"ON" and
trigger depressed, before
the gas flow rate can be
adjusted.
TORCH CONNECTION
1. Open the access door of the Feed
unit to its fullest extent.
Prior to inserting the MIG
torch into the torch panel
mount, apply
spray to the "O" rings.
2. Back out the thumb screw located
on the drive bracket inside the
machine.
into the torch panel mount and
TIGHTEN THE THUMB SCREW SE-
CURELY.
SEVERE DAMAGE TO THIS
PRODUCT
TIGHTEN THUMB SCREW BE-
FORE EACH USE.
TORCH
PANEL
MOUNT
MIG
TORCH
"O"
RINGS
THUMB
SCREW
FIG. 10. TORCH CONNECTION
9
NOTE
the MIG torch
NOTE
anti-spatter
Insert the MIG torch
WARNING
MAY RESULT.
PRESSURE
ROLL
DRIVE
DRIVE
ROLL
BRACKET
INLET
GUIDE