Connecting A Spool Gun; Setting Mig Gun Polarity For Wire Type - Miller Millermatic Pulser M-15 Gun Owner's Manual

3-10. Connecting A Spool Gun

3-11. Setting MIG Gun Polarity For Wire Type

Shown As Shipped − Set For Electrode Positive (DCEP) for
Solid Steel, Stainless Steel, Aluminum or Gas Shielded Flux
Core Wires.
Reverse MIG Lead Connections − Set for Electrode Negative
(DCEN). For Gasless Flux Cored Wires (FCAW Process).
Drive Assembly Becomes Negative.
3/4 in
OM-1322 Page 14
5
4
2
Wire Drive Assembly
Lead To Positive (+)
Output Terminal
Work Clamp Lead
To Negative (−)
Output Terminal
Return To Table Of Contents
1
3
Spool Gun Lead To
Positive (+) Pulse
Output Terminal
1 Barbed Fitting
.
If spool gun gas hose is
equipped with a pre-installed
barbed fitting, cut off fitting from
end of hose.
Connect spool gun gas hose to
barbed fitting.
2 Pulse Weld Terminal
Connect spool gun cable to pulse
weld terminal.
3 Gun Trigger Plug
Insert plug into receptacle labeled
"SPOOL GUN", and
threaded collar.
4 Negative (−) Output Terminal
5 Positive (+) Output Terminal
(Non-Pulsing)
Close door.
1 Polarity Changeover Information
Always read and follow
manufacture' s recommended polarity.
1
.
If the spool gun and standard MIG
gun are both connected to the
machine, both welding wires will
become energized by pulling
either gun trigger. Welding wire
will only feed from the gun that the
trigger is pulled and only one gun
at a time can be used for welding.
Ref. 190 821-A
tighten
802 710-C
wire