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TROUBLESHOOTING & REPAIR
REMOTE BOARD REMOVAL AND REPLACEMENT (continued)
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10.Remove plug J37 from the display board. See Wiring Diagram.
11.Remove plugs J33, J333 and J331 from the remote board.
12.Using a flat head screwdriver, remove the two mounting screws and washers from the bottom of the remote board. See Figure F.31.
13.Remove the remote board.
14.Replace the remote board.
15.Replace the two flat head mounting screws and washers previously removed from the bottom of the remote board.
16.Replace plugs J331, J333, J33 and previously removed from the remote board.
17.Replace plug J37 previously removed from the display board.
18.Replace the four phillips head screws removed from the front of the machine located around the two welder output terminals.
19.Replace the two flat head screws and their wash- ers from around the input power switch.
20.Using a 5/16” nut driver replace the two screws previously removed from the bottom front of the machine
21.Replace the case wraparound cover.
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FIGURE F.31. – REMOTE BOARD (PLUG LOCATION)
J33
Remote
Board
J333J331
Flathead
Mounting Screws
