G-9
SCHEMATIC - INPUT PC BOARD VOLTAGE SUPPLIES
0 volts = Fan Off
12VDC = Fan On
ELECTRICAL DIAGRAMS
0 volts = Fan Off 12VDC = Fan On (Signal From Control PCB)
If F2 Thermostat Opens U8B Opens
Signal Sent to Control Board When using 115V Input
Solenoid Circuit present on TIG machines only
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
Supplies
From
Input Board
12VDC For Fan Pins 1 & 2
JP1 To Control PCB
V160-S / T
G-9