Line Switch Location - Lincoln Electric POWER WAVE S500 Service Manual

F-80
REMOVAL AND REPLACEMENT PROCEDURE (continued)
REMOVAL PROCEDURE
WARNING
ELECTRIC SHOCK
• Do not touch electrically live
parts or electrodes with your
skin or wet clothing.
• Insulate yourself from the work and ground.
• Always wear dry insulating gloves.
-------------------------------------------------------------------
1. Remove input power to the Power Wave
machine.
2. Perform the Case Cover Removal and DC
Link Capacitor
Remove the right side case cover.
TROUBLESHOOTING AND REPAIR
LINE SWITCH
FIGURE F.31 – LINE SWITCH LOCATION
can kill.
® S500
Discharge Procedure.
POWER WAVE
LINE SWITCH
LINE SWITCH
COVER
3. Locate the Line Switch. See Figure F.31.
4. Using a 5/16" nutdriver, remove the two screws
securing the Line Switch to the front panel. See
Figure F.31.
5. Carefully remove the Line Switch from the front
panel and slide it to the right side to gain access
to the leads. Remove the electrical tape and
take note of the line switch cover for reassem-
bly.
6. Using a slotted screwdriver, label and remove
leads L4A, L5A and L6A from the Line Switch.
See the Wiring Diagram.
7. Using a slotted screwdriver, label and remove
leads L4, L5 and L6 from the Line Switch. Take
note of the MOV assembly for reassembly. See
the Wiring Diagram.
8. Remove the Line Switch.
® S500
F-80