Lincoln Electric LN-25 Service Manual page 59

F-22
CONTACTOR PC BOARD REPLACEMENT (continued)
FIGURE F.12 Ð CONTROL PC BOARD PLUG LOCA TIONS (CODES 9812 AND BELOW).
5. For codes 9812 and below , remove
TROUBLESHOOTING AND REPAIR
J1
J2
the contactor coil leads and plug J7
from the contactor PC board. See
J3
J4
Figure F .10. Also for codes 9812 and
below , remove plug J3 from the
control PC board. See Figure F .12.
LN-25
F-22
G1757 G1757