Linkoln Electric Magnum PRO 100SG Manuel De L'opérateur page 10

MAGNUM PRO 100SG
WElDINg MaChINE PREPaRaTION
WARNING
ELECTRIC SHOCK can kill.
Disconnect input power to the machine.
1.
Disconnect input power to the machine.
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. Flip the machine's wire drive selector switch (behind the
access door) to "Magnum® 100SG".
SPOOl gUN PREPaRaTION
WARNING
ELECTRIC SHOCK can kill.
Disconnect input power to the machine.
1.
Disconnect input power to the machine.
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.
LOADING ALUMINUM WIRE
1. Remove gas cone and contact tip. Remove spool cover by
FIGURE A.5
unscrewing captive locking knob.
FIGURE A.6
2. Remove locking knob from spindle bolt by unscrewing it.
3. Select wire diameter (size) and alloy needed. 0.035 wire size
and Alloy 4043 included with spool gun. Remove packaging
FIGURE A.7
and data sheet from wire spool.
SIZE
A-4
INSTALLATION
ALLOY