40 Vdc Bus Board Removal And Replacement Procedure - Lincoln Electric FlexCut 200 Service Manual

LINCOLN ELECTRIC

40 VDC BUS 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
3/8" Nutdriver
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 plugs J1 and J2 from the 40 VDC bus board. See Figure F.98. See Wiring
Diagram.
5. Using a 3/8" nutdriver, remove the three nuts securing the 40 VDC bus board to the machine. See
Figure F.99.
6. Carefully slide the 40 VDC bus board off the mounting posts.
7. The 40 VDC bus board
REPLACEMENT PROCEDURE
1. Carefully position the new 40 VDC bus board onto the mounting posts.
2. Using a 3/8" nutdriver, attach the three nuts securing the 40 VDC bus board to the machine.
3. Connect plugs J1 and J2 to the 40 VDC bus board. See Wiring Diagram.
Case Cover Replacement
4. Perform the
5. Perform the Retest After Repair Procedure.
can now be removed and replaced.
Procedure.
FlexCut® 200 Service Manual
40 VDC Bus Board.
124