Lincoln Electric LN-25 Service Manual page 60

F-23
CONTACTOR PC BOARD REPLACEMENT (continued)
FIGURE F.13 - CONTACTOR PC BOARD REPLACEMENT.
SCREW
6. Remove the four screws from the
front panel holding the contactor PC
board assembly in place. Carefully
remove the contactor PC board
assembly. See Figure F.13.
7. Place the new contactor PC board
assembly in position behind the front
panel. Secure the contactor PC board
assembly by installing the four screws
into the front panel.
8. For codes 10148 and above, install
plug J9 and plug J7 onto the
contactor PC board. See Figure F.11.
TROUBLESHOOTING AND REPAIR
CONTACTOR PC
BOARD ASSEMBLY
9. For codes 9812 and below, install the
contactor coil leads and plug J7 onto
the contactor PC board. See Figure
F.10. Also for codes 9812 and below,
install plug J3 onto the control PC
board. See Figure F.12.
10. Install the control box cover and
secure by installing the three screws.
See Figure F.1.
11. Install the wire reel and retaining
collar and close the case door. See
Figure F.1.
LN-25
F-23