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14. making single operator cc weld connections – Miller Electric Miller DU-OP User Manual

Page 28

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OM-494 Page 24

5-14. Making Single Operator CC Weld Connections

190 377 / 802 292-A

Y Stop engine.
Y Do not exceed machine duty cycle.

.

Welder A (left) weld output terminals
are disabled in Single Operator mode.

Connect only to Welder B (right) termi-

nals for Single Operator mode opera-

tion.

.

Use Single Operator mode for CC weld-
ing only. Welder A and Welder B CV

weld output terminals are disabled in

Single Operator mode. (see Section

5-8).

.

See Section 5-15 for proper cable size.

See Section 5-15 for proper cable size.
1

Strain Relief

Route cables through strain reliefs.
2

Electrode Holder Cable

3

Work Cable

For Stick/TIG welding Direct Current Elec-

trode Positive (DCEP), connect work cable

to Negative (−) terminal and electrode hold-

er cable to CC terminal.
For Stick/TIG Direct Current Electrode Neg-

ative (DCEN), connect work cable to CC

terminal and electrode holder cable to Neg-

ative (−) receptacle.
If unit has the Polarity switch option, con-

nect work cable to Work terminal and elec-

trode holder cable to Electrode receptacle.

.

Be sure Process Selector switch is set
correctly. See Section 6-3
.

Tools Needed:

3/4 in

Welder B(Right) Side

Welder A (left) Terminals Inactive

In Single Operator Mode

1

3

2

Direct Current Electrode Positive

(DCEP) connections are shown.

Note position

of Process

Selector

switch.