Front Panel Removal And Replacement Procedure - Lincoln Electric Fleet 400 Service Manual

LINCOLN ELECTRIC

FRONT PANEL 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 Front Panel assembly.
MATERIALS NEEDED
3/8" Nutdriver
3/4" Nutdriver
3/4" Open-End Wrench
3/8" Open-End Wrench
1/2" Nutdriver
7/16" Nutdriver
7/16" Open-End Wrench
Wiring Diagram
REMOVAL PROCEDURE
1. Turn off the engine on the Fleet 400 machine.
2. Perform the Case Cover Removal Procedure.
3. Perform the Chopper Module Capacitor Discharge Procedure.
4. Using a 3/8" nutdriver, remove the nut, lock washer and flat washer securing leads to the neutral
stud on the auxiliary power receptacle panel. See Wiring Diagram.
5. Using a 3/4" nutdriver, remove the bolt, lock washer and flat washer securing leads 208, 208B and
NEG-Choke lead to the rear of the negative output terminal. See Figure F.30. See Wiring Diagram.
6. Using a 3/4" open-end wrench, remove the bolt, lock washer and flat washer securing the copper
bus bar and lead 206 to the rear of the positive output terminal. See Figure F.30. See Wiring
Diagram.
7. Using a 3/8" open-end wrench, remove the nut, lock washer and flat washer securing leads to the
12V ground stud on the lower front panel. See Wiring Diagram.
8. Using a 1/2" nutdriver, remove the two screws securing the front panel to the fuel tank tray. See
Figure F.31.
9. Using a 1/2" nutdriver, remove the four screws securing the front panel to the base of the machine.
See Figure F.31.
10. Using a 1/2" nutdriver, remove the lower screw securing the front panel to the base of the machine.
See Figure F.31.
Fleet™ 400 Service Manual
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