Miller Electric OM-220 390F Welder User Manual


 
OM-220 390 Page 13
5-3. Rear Panel Connections And Rotating Drive Assembly
802 825-A / 803 503-B
3
4
1 9-Pin Network Receptacle
2 Shielding Gas Valve Fitting
Requires fitting with 5/8-18 right-
hand threads. Connect customer-
supplied gas hose.
3 Weld Cable Terminal
4 Weld Cable
5 Drive Assembly
6 Drive Assembly Rotation
Knob
7 Rating Label Location
To rotate the drive assembly,
loosen drive assembly rotation
knob, rotate drive assembly, and
tighten knob.
9/16, 5/8 in
Tools Needed:
3/16 in
5
6
2
1
7