Lincoln Electric COMMANDER SVM153-A Service Manual page 33

C-7
CONNECTION OF THE LN-8 TO THE
COMMANDER 500 USING K595 INPUT
CABLE ASSEMBLY (SEE FIGURE C.4.)
1. Shut the welder off.
2. Connect the electrode cable from the LN-8 to the
"+" terminal of the welder.
cable to the "-" terminal of the welder.
NOTE: Welding cable must be sized for current and
duty cycle of application.
NOTE: Figure C.4 shows the electrode connected for
positive polarity. To change polarity, shut the welder
off and reverse the electrode and work cables at the
Commander 500 output terminals.
3. Connect the K595-XX Input Cable Assembly to the
LN-8.
4. Connect the K595-XX to the 14-pin amphenol on
the Commander 500.
5. Place the IDLER switch in the HIGH position.
COMMANDER 500/LN-8 WITH K595 INPUT CABLE ASSEMBLY CONNECTION DIAGRAM
14 PIN
AMPHENOL
ACCESSORIES
Any increase of the high idle engine RPM by changing
the governor setting or overriding the throttle linkage
will cause an increase in the AC auxiliary voltage. If
this voltage goes over 140 volts, wire feeder control
Connect the work
circuits may be damaged. The engine governor set-
ting is preset at the factory—do not adjust above RPM
specifications listed in this manual.
6. Set the VOLTMETER switch to "+" or "-" depend-
7. Set the OUTPUT RANGE switch to WIRE WELD-
8. Set the WELDING TERMINALS switch to WELD-
9. Adjust wire feed speed and voltage at the LN-8.
10. Adjust the ARC CONTROL to the desired level
FIGURE C.4
+
–
ELECTRODE CABLE
TO WIRE FEED UNIT
COMMANDER 500
CAUTION
ing on the polarity chosen.
ING CV.
ING TERMINALS REMOTELY CONTROLLED.
("soft" or "crisp").
TO LN-8 INPUT
CABLE PLUG
K595 INPUT CABLE ASSEMBLY
TO WORK
C-7