Installing Work Clamp; Installing Welding Gun; Setting Gun Polarity For Wire Type - Miller MILLERMATIC DVI Owner's Manual

4-5. Installing Work Clamp

Tools Needed:
3/4 in

4-6. Installing Welding Gun

4-7. Setting Gun Polarity For Wire Type

Shown as shipped − Electrode Positive (DCEP): For solid steel,
stainless steel, aluminum, or flux core with gas wires (GMAW).
Electrode Negative (DCEN): Reverse lead connections at
terminals from that shown above for gasless flux core wires
(FCAW). Drive assembly becomes negative.
OM-1330 Page 12
Changing Polarity
Wire Drive
Assembly Lead
D
+ -
Positive Terminal
1
2
3
1
3
4
2
Work Clamp Lead
D
Negative Terminal
1 Work Cable
2 Boot
Route cable through front panel
opening. Slide boot onto work
cable.
3 Negative (−) Output Terminal
Connect cable to terminal and
cover connection with boot.
Close door.
1 Drive Assembly
2 Gun Securing Knob
3 Gun End
Loosen securing knob. Insert gun
end through opening until it bottoms
against drive assembly (make sure
gun end does not touch drive rolls).
Tighten knob.
4 Gun Trigger Plug
Insert plug into receptacle, and
tighten threaded collar.
Close door.
1 Polarity Changeover Label
Information
Always read and follow manufac-
ture's recommended polarity.
1
3/4, 11/16 in
Ref. 190 821-A
803 859-B
803 860-B