Lincoln Electric V160-S Service Manual page 73

F-13
Input board checks
Check the
start resistor
(20 Ohms)
Check the input
bridge for shorts
or open
TEST PROCEDURE
1. Locate test points. See figure F.4.
2. Check capacitors + input bridge for
open or shorts.
See input board schematic.
3. Check Fuse F1.
4. Check start resistor for 20 ohms.
TROUBLESHOOTING & REPAIR
INPUT BOARD TEST
V160-S/T (continued)
FIGURE F.4 – INPUT BOARD
Check the
Fuse F1
V160-S & -T
Check
capacitors for
shorts
F-13