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POWER FEED 10M SINGLE/DUAL
TROUBLESHOOTING & REPAIR
F-6 F-6
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
FUNCTION PROBLEMS (Continued)
The ammeter on the Control Box
does not function properly even
though the STATUS LEDs are
steady green.
1. Make sure the DIP switches are
configured correctly for the
welding process and polarity
used. See Setting DIP
Switches in the Wire Drive in
the Installation section of this
manual.
2. Check the following connections
on the Power W
ave 455
machine. Check for loose or
faulty connections between plug
J90 at the current transducer
and plug J21 on the Power
Wave 455 control board.
1. Perform the Current
Transducer T
est. Power Wave
455 Service Manual.
2. The control board, located in the
power source, may be faulty.
The display and/or indicator LEDs
do not change when their corre-
sponding switches and or knobs
are activated or turned.
1. Check for loose or faulty con-
nections between the encoder
panel and the Control Box con-
trol board.
2. Check for loose or faulty con-
nections between the appropri-
ate switches and the Control
Box control board.
1. Check suspected potentiometer
and/or switches for correct
resistances and operation.
2. Refer to machine schematics for
lead numbers and voltages.
3. The Control Box control board
may be faulty.
The mode and/or settings change
while welding under normal condi-
tions.
1. Contact the Lincoln Electric ser-
vice dept. for possible software
updates. (Please ref. your cur-
rent software number.)
The feeder resets when the gun
trigger is activated. The LEDs blink
and the displays are intermittent.
1. The auxiliary reconnect (Lead
“A”) may not be configured cor-
rectly. See Figure A.2. in the
installation Section of this manu-
al.
1. Perform the Power Board Test.
Powerwave service manual.
2. Perform the Auxiliary
Transformer Test #1.
Powerwave Service Manual.
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, con-
tact the Lincoln Electric Service Department at 1-888-935-3877 for electrical troubleshooting assistance before
you proceed.
POWER FEED 10M
Observe Safety Guidelines detailed in the beginning of this manual.