Troubleshooting & repair – Lincoln Electric INVERTEC V350-PRO SVM152-A User Manual
Page 129
7. Label and remove the four leads connected to the
two wire feeder circuit breakers. Pliers may be
necessary.
8. Label and remove the two leads connecting to the
CB2 circuit breaker. Pliers may be necessary.
9. Label and remove the seven leads from the
reconnect panel. Pliers may be necessary.
10. Using a crescent wrench, remove the large plastic
nut from around the input power line located at
bottom of the rear assembly. See Figure F.41.
11. Locate the steel nut located directly on the other
side of the rear assembly behind the plastic nut
that was previously removed. See Figure F.41.
12. Using a hammer and a flathead screwdriver, firm-
ly tap the metal nut from the bottom of one of its
ribs. This tapping will loosen the nut. Note: Be
sure to tap from the bottom so the nut loosens in
a counter clockwise fashion if viewed from the
front of the machine.
13. Using a 3/8” wrench label and remove leads #202,
#203, #206, #207A from the reconnect switches.
See Figure F.41.
TROUBLESHOOTING & REPAIR
CURRENT TRANSDUCER REMOVAL AND REPLACEMENT (continued)
F-91
F-91
V350-PRO
W
ARNING
REMO
TE
PO
WER
OFF
ON
A
AMPS
A
V
VOL
TS
WELD TERMINALS
SELECT
OUTPUT
LINCOLN
ELECTR
IC
INVER
TEC V350-PR
O
Metal Nut
Plastic Nut
#203
#207A
#206
#202
FIGURE F.41 LEAD LOCATIONS