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5-15. Making Dual Operator CC And CV Weld Connections w/ Common Work Cable
2
3/4 in.
Stop engine.
wrench
crescent wrench
Failure to properly size and connect
weld cables may cause excessive
heat and start a fire, or damage your
machine.
NOTICE – When making weld connections
with a common work cable, connect weld
cable of adequate size between Negative (-)
weld output terminals, and connect a single
weld cable of adequate size from Welder B
nutdriver
(right)
Negative
(-)
chippinghammer
workpiece.
NOTICE – When using these connections
as a common work terminal, all connections
must be of the same polarity.
NOTICE – For common work connection,
work cable must be able to carry combined
weld output of both modules (see Selecting
Cable Size table for proper cable size).
wirecutter
frontcutter
OM-282302 Page 32
OM-282302 Page 38
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Complete Parts List is available at www.MillerWelds.com
NOTICE – Do not exceed machine duty
cycle.
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Use Dual Operator mode for CC and
CV welding (see Section 6).
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Direct
(DCEP) connections are shown.
1 Electrode Holder Cable
2 Wire Feeder Cable
terminal
to
the
3 Work Jumper Cable
4 Common Work Cable
For
Direct
(DCEP), connect common work cable and
work jumper cable to Welder B (right) Nega-
tive (-) terminal. Connect other end of work
jumper cable to Welder A (left) Negative (-)
terminal.
4
3
Current
Electrode
Positive
Current
Electrode
Positive
Ref. 251 340-A / Ref. 802 292-A
Connect electrode holder cable to one Posi-
tive (+) terminal, and wire feeder cable to re-
maining Positive (+) terminal.
For Direct Current Electrode Negative
(DCEN), connect common work cable and
work jumper cable to Welder B (right) Posi-
tive (+) terminal. Connect other end of work
jumper cable to Welder A (left) Positive (+)
terminal.
Connect electrode holder cable to one Neg-
ative (-) terminal, and wire feeder cable to
remaining Negative (-) terminal.
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Be sure Process Selector switches are
set correctly. See Section 6-3.
1
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