Connect Shielding Gas - Lincoln Electric WIRE-MATIC SVM 117-A Service Manual

A-4
For the 230/460/575V/ 60 HZ model which is not
equipped with a plug, an input cord, or a receptacle,
the input power supply leads must be connected
directly to the Reconnect Panel as shown in Figure
A.3. Refer to Technical Specifications at the begin-
ning of this chapter for proper wire sizes.
1. Connect the input power leads to terminals L1 and
L2 on the Reconnect Panel Assembly.
a. For input power supply leads of 10 AWG or
smaller are used, connect leads to Reconnect
Panel using the ferrules (S19117-1) provided.
b. Strip 1/2" (13mm) of insulation from the input
power supply leads.
c. Place ferrule over wire.
d. Torque the terminal screws to 16 in.-lbs.
(1.8nm).
FIGURE A.3 - Input Power Connection For
230/460/575 Volt Models.

CONNECT SHIELDING GAS

Customer must provide cylinder of appropriate type of
shielding gas for gas metal arc welding for the process
being used. See Figure A.4 for the location of the com-
ponents used to connect the air supply cylinder.
NOTE: For CO or Argon blend gas, the optional
2
K586-1 Adjustable Gas Regulator and Hose Kit should
be used. See Accessories Section of this manual.
INSTALLATION
by the American Welding Society.
____________________________________
1. Set the gas cylinder on the rear platform of the
WIRE-MATIC 250.
2. Hook the chain in place to secure cylinder to rear
of welder.
3. Remove the cylinder cap.
4. Inspect the cylinder valves for damaged threads,
dirt, dust, oil or grease.
a. Remove dust and dirt with a clean cloth.
NOTE: DO NOT ATTACH THE REGULATOR IF OIL,
GREASE OR DAMAGE IS PRESENT! Inform your
gas supplier of this condition. Oil or grease in the pres-
ence of high pressure oxygen is explosive.
5. Stand to one side away from the outlet and open
the cylinder valve for an instant to blow away any
dust or dirt which may have accumulated in the
valve outlet.
BE SURE TO KEEP YOUR FACE AWAY FROM THE
VALVE OUTLET WHEN OPENING THE VALVE.
6. Inspect the regulator for damaged threads, dirt,
dust, oil or grease.
a. Remove dust and dirt with a clean cloth.
NOTE: DO NOT USE THE REGULATOR IF OIL,
GREASE OR DAMAGE IS PRESENT!
authorized repair station clean the regulator or repair
any damage.
WIRE-MATIC 250
WARNING
Gas under pressure is explosive.
Always keep gas cylinders in an
upright position and always keep
chained to undercarriage or sta-
tionary Y support. See American
National Standard Z-49.1, "Safety
in Welding and Cutting" published
A-4
Have an