Suitable Welding Machines; Routine Welding Machine Preparation; Preparing The Spool Gun - Lincoln Electric MARQUETTE AUTOPRO 100 SG Manuel De L'opérateur

INSTALLATION

SUITABLE WELDING MACHINES

MACHINE NAME
AUTOPRO™ 140 MIG WELDER
AUTOPRO™ 180 MIG WELDER
NOTE: THE MACHINE CODE NUMBER IS LISTED ON THE BACK OF THE MACHINE.
K-NUMBER
CODE NUMBER
K3292-1 11969
K3293-1 11970
A-5
INSTALLATION

ROUTINE WELDING MACHINE PREPARATION

WARNING
ELECTRIC SHOCK CAN KILL.
1. Disconnect input power to the machine.
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2. Machine polarity setting: Set to DC electrode positive
polarity per the machine's Instruction Manual.
3. Gas selection and flow rate: Connect 100% welding
grade argon gas supply to the machine's gas solenoid
valve. Set the supply regulator to deliver a gas flow rate
of 20 to 50 SCFH thru the spool gun.]
4. Set the selector switch, located in the wire drive compart-
ment, to the spool gun position. (See Figure A.4)
FIGURE A.4
MAGNUM 100SG MAGNUM100L

PREPARING THE SPOOL GUN

WARNING
ELECTRIC SHOCK CAN KILL.
1. Disconnect input power to the machine.
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2. The Conical Spring is used as the spool brake only when
feeding the stronger and harder aluminum alloy 5356.
The Conical Spring must be removed from the spool gun
whenever using the softer aluminum alloy 4043.
A-6