Northern Industrial Flux Core 125 Quick Setup Manual

1
INSTALLING UNIT HANDLE
The handle for this unit is supplied along with the hardware to
secure it. Locate the handle and hardware and install as shown
5 DRIVE ROOL - USE KNURLED GROOVE
Knurled Groove
Always make certain that the knurled groove is in line with the
wire when installed on drive shaft.
9
FEED WIRE - REMOVE GUN TIP & NOZZLE
To finish feeding the wire through the gun, you will need to
remove the gun nozzle and tip.
2 INSTALLING A 4" SPOOL OF WIRE
Tighten
Clockwise
Remove wing nut, washer and black bushing. Slide on spool so
wire feeds off the bottom of spool. Reinstall bushing, washer and
wing nut. See Step 12 to adjust wire spool tension.
6 FEED WIRE - OPEN TENSION ARM
Drive Roll
Tension Arm
Open the drive roll tension arm on the wire feeder.
10 FEED WIRE - PULL TRIGGER TO FEED WIRE
Stretch out the gun. Turn on input power and pull the trigger to
feed the wire through the gun. Stop when the wire pushes through
the end of the gun.
3
INSTALLING A 8" SPOOL OF WIRE
Knob
8 In.
Spool
Adapter
Remove wing nut, washer and black bushing. Slide on spool
adapter. Reinstall bushing, washer and wing nut. Slide on 8"
spool of wire. Knob on spool adapter slides into hole on side of
8" spool of wire. See Step 12 to adjust wire spool tension.
7 FEED WIRE - THREAD WIRE
Feed the loose end of the wire through the Inlet Guide Tube, past
the drive roll and into the back of the MIG Gun. Keep tension on
the wire to prevent unspooling on the spool.
11 FEED WIRE - REINSTALL TIP AND NOZZLE
Slide the correct size contact tip for the wire size you are using
over the end of the wire and tighten clockwise to secure. Thread
on nozzle and clip any excess wire.
4
DRIVE ROLL REMOVAL
Drive
Roll
Drive
Roll
Cap
This unit comes with the drive roll in place. If removal is needed,
turn drive roll cap counter clockwise 1/4 turn. Pull out to remove.
The drive roll will slide of drive shaft.
8 FEED WIRE - CLOSE TENSION ARM
Tension
Adjustment
Close the drive roll tension arm. Apply tension to the wire by
turning the wing nut clockwise on the Drive Roll Tension Adjust-
ment. Do not overtighten. See Step 13.
12 ADJUSTING SPOOL TENSION
Tighten
Clockwise
Adjust the wing nut in the center of the spool to adjust spool ten-
sion. A small amount of slack should be in the weld wire when
wire feeding stops. Too much tension will cause poor feeding.
Too little tension will cause the wire on the spool to uncoil.