Making Dual Operator Cc Weld Connections W/ Common Work Cable - Miller Big Blue Duo Pro 700 X Owner's Manual

4-2. Making Dual Operator Mode CC Weld Connections w/ Common Work Cable

5-11. Making Dual Operator CC Weld Connections w/ Common Work Cable

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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
nutdriver weld cable of adequate size from Welder B
(right) Negative (-)
chippinghammer
workpiece.
NOTICE – When using these connections
as a common work terminal, all connections
must be of the same polarity.
wirecutter frontcutter
OM-282302 Page 28
OM-282302 Page 34
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Complete Parts List is available at www.MillerWelds.com
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).
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
terminal to the
(DCEP) connections are shown.
1 Electrode Holder Cables
2 Work Jumper Cable
3 Common Work Cable
For Stick/TIG welding Direct Current Elec-
trode Positive (DCEP), connect common
2
Current Electrode Positive
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Ref. 251 340-A / Ref. 802 292-A
work cable and work jumper cable to Welder
B (right) Negative (-) terminal. Connect other
end of work jumper cable to Welder A (left)
Negative (-) terminal.
Connect electrode holder cables to Positive
(+) terminals.
For Stick/TIG Direct Current Electrode Neg-
ative (DCEN), connect common work cable
and work jumper cable to Welder B (right)
Positive (+) terminal. Connect other end of
work jumper cable to Welder A (left) Positive
(+) terminal.
Connect electrode holder cables to Negative
(-) terminals.
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Be sure Process Selector switches are
set correctly. See Section 6-3.
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