Pressure Sense Board Removal And Replacement Procedure - Lincoln Electric FlexCut 200 Service Manual

LINCOLN ELECTRIC

PRESSURE SENSE BOARD REMOVAL AND REPLACEMENT PROCEDURE

Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized
repairs performed on this equipment may result in danger to the technician or machine operator and will
invalidate your factory warranty. For your safety and to avoid electrical shock, please observe all safety
notes and precautions detailed throughout this manual. If for any reason you do not understand the test
procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department
for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
TEST DESCRIPTION
This procedure will aid the technician in the removal and replacement of the
MATERIALS NEEDED
Wiring Diagram
REMOVAL PROCEDURE
1. Carefully remove input power from the FlexCut 200 machine.
2. Perform the Case Cover Removal Procedure.
3. Perform the Capacitor Discharge Procedure.
4. Label and disconnect the plasma pressure hose and the shield pressure hose from the press fit
connections. See Figure F.97. See Wiring Diagram.
5. Label and disconnect plug J4 from the pressure sense board. See Figure F.97. See Wiring Diagram.
6. Carefully remove the pressure sense board from it's mounting posts.
7. Route the plasma pressure hose and the shield pressure hose through the air baffle. See Figure
F.97.
8. Carefully disconnect the plasma pressure hose and the shield pressure hose from the pressure sense
board. See Figure F.97.
9. The pressure sense board
REPLACEMENT PROCEDURE
1. Connect the plasma pressure hose and the shield pressure hose to the pressure sense board.
2. Route the plasma pressure hose and the shield pressure hose through the air baffle.
3. Carefully position the new pressure sense board onto it's mounting posts.
4. Connect plug J4 to the pressure sense board. See Wiring Diagram.
5. Connect the plasma pressure hose and the shield pressure hose to the press fit connections. See
Wiring Diagram.
6. Perform the Case Cover Replacement
7. Perform the Retest After Repair Procedure.
can now be removed and replaced.
Procedure.
FlexCut® 200 Service Manual
Pressure Sense Board.
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