A-9
INSTALLATION
COMMANDER 500
A-9
CONNECTION OF AN LN-23P WIRE
FEEDER TO THE COMMANDER 500
a. Shut the welder off.
b. Connect the LN-23P per instructions on the appro-
priate connection diagram in the DIAGRAMS sec-
tion. (NOTE): When connecting an LN-23P to the
Commander 500, a K350-1 adapter kit must be
used.
c. Set the “VOLTMETER” switch to “-”.
d. Set the “SELECTOR” switch to “WIRE WELDING”
position.
e. Set the “WELDING TERMINALS” switch to “WELD-
ING TERMINALS ALWAYS ON”.
f. Set the ARC CONTROL to desired crispness. SOFT
for MIG - crisp for Innershield.
g. Set the “LOCAL/ REMOTE” switch to the desired
setting depending upon where the power sources
output is being controlled from.
h. Set the “IDLE” switch to the “HIGH” position. If you
are using an LN-23P with the K350-1 adapter kit,
the electrode is not energized until the gun trigger is
closed.
CONNECTION OF AN NA-3 AUTOMATIC
WELDING SYSTEM TO THE COMMANDER
500
For connection diagrams and instructions for connect-
ing an NA-3 Welding System to the Commander 500,
refer to the NA-3 Welding System instruction manual.
The connection diagram for the LN-8 can be used for
connecting the NA-3.
CONNECTION OF AN LN-742 TO THE
COMMANDER 500 (Requires optional K1597-1,
42 VAC Transformer Kit).
a. Shut the welder off.
b. Connect the LN-742 per instructions on the appro-
priate connection diagram in the DIAGRAMS sec-
tion.
c. Set the “LOCAL/ REMOTE” switch to REMOTE.
d. Set the “WIRE FEEDER VOLTMETER” switch to
either “+” or “-” as required by the electrode being
used.
e. Set the “SELECTOR” switch to the “WIRE WELD-
ING-CV” position.
f. Adjust the “ARC CONTROL” knob to desired
Crispness. SOFT for MIG and CRISP for
Innershield.
g. Set the “WELDING TERMINALS” switch to the
“WELDING TERMINALS” REMOTELY CON-
TROLLED” position.
h. Set the “IDLE” switch to the “AUTO” position. When
not welding, the Commander 500 engine will be at
the low idle speed.
