Lincoln Electric IDEALARC DC-655 Service Manual page 27

C-5
6. Connect NA-5/-5R wire feeder control jumpers on
Voltage Control Board. See NA-5/-5R Operator's
Manual.
NOTE: The connection diagram shown in Figure C.2
shows the electrode connected for positive
polarity. To change polarity:
a. Set the Idealarc DC-655 POWER toggle
switch to the OFF (0) position.
b. Move the electrode cable to the negative (-)
output terminal.
inductance as needed).
c. Move the work cable to the positive (+) output
terminal.
d. If connecting lead #21 to the terminal strip,
connect it to the +21 terminal (to match work
polarity). If work polarity changes back to
negative, lead #21 must be connected to the -
21 terminal.
NOTE: For proper NA-5 operation, the electrode
cables must be secured under the clamp bar
on the left side of the NA-5 Control Box.
7. Set the DC-655 OUTPUT CONTROL switch to the
"Remote" position and the OUTPUT TERMINALS
switch to the "Remote" position.
ACCESSORIES
(High inductance or low
IDEALARC DC-655
C-5