Harbor Freight Tools Vulcan VA-SPLG Owner's Manual & Safety Instructions page 8

Connect to Vulcan MIGMAX 140
1. Turn Power Switch OFF and unplug welder.
2. Open Door on side of Welder.
3. Remove MIG Gun and Wire Spool, if present.
door
4. Set Polarity to DCEP (Direct
Current Electrode Positive):
a. Connect Black Ground Cable
to Negative Terminal (-).
b. Connect Red Electrode Cable
to Positive Terminal (+).
c. Make sure Cables sit flush in grooves.
groove
Page 8 For technical questions, please call 1-888-380-0318.
5. connect Spool gun:
a. Loosen Knob without removing.
b. Plug Spool Gun Connector
into Spool Gun Socket.
c. Tighten Knob, do not over tighten.
d. Pull on Spool Gun Connector to ensure tight
connection. Re-seat if connection is not tight.
Note: If connection is not tight, arc will not ignite.
Spool gun
Socket
6. Plug Wire Feed Control Cable into
Wire Feed Control Socket. Secure by
turning collar clockwise until tight.
Note: Plug will only fit one way.
7. Plug Gas Cable into Gas Outlet.
Secure by wrench tightening.
Wire Feed
Spool gun
control
Socket
Socket
Wire Feed
control
cable
Knob
Spool gun
connector
gas
Outlet
gas
cable
Item 63793