Troubleshooting and repair – Lincoln Electric LN-15 WIRE FEEDER SVM166-A User Manual
Page 66
LN-15
F-28
F-28
TROUBLESHOOTING AND REPAIR
FEED HEAD CONTROL BOARD
REMOVAL AND REPLACEMENT PROCEDURE (Continued)
Figure F.9 - FEED HEAD CONTROL BOARD LOCATION
REMOVAL PROCEDURE
1. Remove input power to the LN-15.
2. Perform the Cover and Spindle
3. Locate the Feed head Control Board.
and plugs J81, J82, J83, J84, J85, J86
and J88. See Figure F.9 & See Figure
F.10.
4. Remove the seven plugs from the
board taking note of placement for
reassembly.
5. Using the 3/8” wrench remove the four
nuts holding the board in place.
6. Carefully remove the Feed head
Control Board.
REPLACEMENT PROCEDURE
1. Set the new Feed head Control Board
on the four mounting studs.
2. Secure with the four nuts previously
removed.
3. Replace the seven plugs previously
4. Replace the Cover and Spindle mount.
FEEDHEAD CONTROL BOARD