Miller Electric 250 User Manual

Page 28

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

OM-217 455 Page 24

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

Ref. 804 249-A / Ref. 228 647-A / Ref. 802 750-A

!

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.

>

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

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.

1

2

5

6

8

9

10

Left Side View

4

5

7

3

Work

11

12

6

Tools Needed:

3/4 in

To Work

Not Used

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