
SPOOL GUN
Remove all input power to the POWER MIG® 255XT before
proceeding.
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The POWER MIG® 255XT provides direct connection and use of
the Spool Gun (with remote speed control).
It also provides gun trigger switch transfer between the machine’s
use with its feeder gun or the spool gun for same polarity welding
with different wire and gas processes.
K2490-1
Magnum
®
250LX
K487-25
Magnum
®
SG Spool Gun (requires K2445-1 Cable Adapter)
K2445-1 Magnum SG Spool gun Control Cable Adapter
Allows the K487-25 Magnum SG spool gun’s 6-pin control cable
plug to connect to the POWER MIG® 255XT’s 7-pin spool gun
control cable receptacle.
K1738-1 Spool Gun Hanger Accessory
CONNECTING THE SPOOL GUN TO THE
POWER MIG® 255XT
(See Figure C.1)
1. Connect the Spool Gun control cable to the mating 7-pin receptacle in the
Power MIG wire drive compartment. K487-25 Magnum SG Spool Gun
requires K2445-1 cable 7-pin to 6-pin adapter.
2. Connect the Spool Gun electrode lead to the (+)positive stud with the
Spool Gun electrode lead sandwiched between the (+)positive power
source electrode lead and the (+)positive stud. Tighten and be careful not
to strip the threads.
3. Attach the Spool Gun gas line to the 5/8 Gas fitting on the front of the
machine.
4. Attach a Gas hose from the Gas supply to the rear inlet gas fitting on the
POWER MIG® 255XT.
ACCESSORIES
WARNING