Typical Mig Connections And Settings Using Weld Control And Spoolgun - Miller Electric 250 Owner's Manual

.
A complete Parts List is available at www.MillerWelds.com

6-5. Typical MIG Connections And Settings Using Weld Control And Spoolgun

Tools Needed:
3/4 in
9
Work
2
!
Stop engine.
.
This section provides general guide-
lines and may not suit all applications.
Typical Settings For 4043 (.035)
Aluminum On 1/8 in Material:
>
Set Weld Process Selector switch to
Wire + (DCEP) position.
>
Set Coarse Range switch to Wire/Low
(17-22 volts) position.
>
Set Fine Control to desired voltage
(arc length). Start with a low voltage
setting (about 4) to prevent burnback.
OM-217 455 Page 24
8
6
1
11
4
>
Set wire feed speed between 240-270
ipm. For 1/4 in. (6 mm) and thicker
materials, set Coarse Range switch to
Wire/High and Fine Control to 6. In-
crease/decrease Fine Control setting
to increase/decrease arc length.
1 Weld Control
2 Spoolgun
3 Optional Contactor (Recommended)
4 Reed Switch
5 Weld Cable (Customer-Supplied)
6 Weld Control Weld Terminal
10
12
Not Used
To Work
Left Side View
3
5 6 7
Ref. 804 249-A / Ref. 228 647-A / Ref. 802 750-A
7 Weld Power Cable From Spoolgun
8 Work Clamp
9 Gas Hose
10 100% Argon Cylinder
11 Trigger Control Cord
12 Input Power Cord
Route weld cable from welding generator
Electrode terminal through reed switch to
unused contactor terminal. Connect weld
cable from spoolgun to weld control weld
terminal (item 6).
Connect work cable to welding generator
Work terminal.
5