Lincoln Electric LN-25 PRO DUAL POWER Service Manual page 68

F-18
PRESET (DISPLAY) PCB TEST (continued)
FRONT PANEL
PROCEDURE
1. Remove the input power from the LN-25™ PRO
DUAL POWER unit.
2. Perform Case Cover And Control Box
Removal Procedure.
3. Perform Front Panel Removal Procedure.
4. Apply the correct input voltage (15-110VAC) to
the LN-25™ PRO DUAL POWER unit.
TROUBLESHOOTING AND REPAIR
FIGURE F.5 – FRONT PANEL
LN-25™ PRO DUAL POWER
F-18