3. welding process selection – Miller Electric XMS 44 User Manual

Page 16

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OM-223 839 Page 12

4-2. Switching On Unit And Recalling Factory Parameters

Install power source and wire feeder ac-

cording to supplied Owner’s Manuals. Turn

On welding power source.
Displays D1 and D2 will show the wire

feeder software version. Welding system is

ready to weld with the factory-set default

values or or the values and parameters of

the last weld.
When Stick or TIG welding the wire feeder

is energized but does not work. Displays

D1 and D2 will show hyphens. When MIG

welding, wire feeder is always on. Displays

D1 and D2 will show set voltage and wire

speed (or correlated parameters) and the

measured welding voltage and current

while welding.
To recall factory-set parameters:

.

Write down any parameters that need
to be restored before performing this

procedure.

Turn power source Off then On again. Im-

mediately press wire feeder P1 and P3. Re-

lease P1 and P3 when MEM CLR appears

on D1 and D2. Turn power source Off when

DON appears on D1. All parameters will re-

turn to factory default settings the next time

unit is turned on.

4-3. Welding Process Selection

L6

L7

L8

L9

MIG welding selection is made on the pow-

er source. Wire Feeder shows the welding

process selected with four LED’s.
Values and parameters that appear on D1

and D2 are either factory default settings or

last settings entered for the selected pro-

cess.
L6 selection is Manual MIG welding. See

Section 4-9.
D1 value is welding voltage; default is 18.5

volts (range is 10 to 50 volts).
D2 value is wire feed speed; default is 5

m/min (range is 1 m/min to 20 m/min).
L2 selection is Synergic MIG welding (non-

pulsed). See Section 4-10.
D1 value is trim, default is 0.0 T (range is

−5.0 T to 5.0 T).

D2 value is wire feed speed (from min to

max value according to welding curve

selection).

.

When L7 is flashing, material transfer
in the arc is by large droplets (globular

transfer) and produces considerable

spatter. This is the result of selecting a

specific material, wire, gas, voltage,

and current combination. To avoid this

situation, Synergic Pulsed MIG weld-

ing with the same parameter combina-

tion is recommended. When L7 is On

continuously (not flashing), material

transfer in the arc is either short circuit

(Short Arc) or by small droplets (Spray

Transfer). Both MIG processes pro-

vide a stable arc and minimum spatter.

L8 selection is Synergic Pulsed MIG weld-

ing. See Section 4-12.
D1 value is Trim, default is 0.0 (range is

−5.0 to 5.0).
D2 value is wire feed speed (from minimum

to maximum value according to welding

curve selection).
L9 selection is Synergic Double Pulsed

MIG welding. See Section 4-12.
D1 value is trim, default is 0.0 (range is −5

to 5).
D2 value is wire feed speed (from min to

max value according to welding curve

selection).

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