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10.Remove plug J37 from the display board. See the Wiring Diagram.
11.Remove plug J3 originating from the control board located directly across from the display board. See the Wiring Diagram.
12.Remove the display board. Note: Gentle prying from behind the board may be required.
13.Replace the display board.
14.Replace plugs #J3 and #J37 previously removed.
\15. Replace the four phillips head screws removed from the front of the machine located around the two welder output terminals.
16.Replace the two flat head screws and their wash- ers mounting the input power switch.
17.Using a 5/16” nut driver replace the two screws previously removed from the bottom front of the machine.
18.Replace the case wraparound cover.
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