Lincoln Electric V160-S Welder User Manual


 
TROUBLESHOOTING & REPAIR
F-14 F-14
V160-S & -T
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PIN 2
PIN 1
PIN 16
PIN 15
CONNECTOR JP1
Voltage check on JP1 input board
Refer PIN 11 as ground
Pin 5 = -5Vdc
Pin 7 = +15Vdc
Pin 9 = +5Vdc
INPUT BOARD TEST
V160-S/T
(continued)
FIGURE F.5 – INPUT BOARD
TEST PROCEDURE
1. Locate connector JP1. See figure
F.5.
2. Check pin 5 to pin 11 for -5vdc.
3. Check pin 7 to pin 11 for +15vdc.
4. Check pin 9 to pin 11 for +5vdc.