Filter card Z004 layout
Mastertig 2500W AC/DC Z004
Cooling unit control card A005
Coolant temperature-PTC RW301
Pump motor control relay K1
Power supply from control card A002
Control
Cooling unit start
To Reed-relay K001
Mastertig 2500W/3500W AC/DC A005
X6
X5
X3
X2
X1
Pressure watch S002
Too low pressure-warning
lamp
Coolant overheat
warning lamp
X4
X13
X12
X11
Test switch
Liquid-/gas cooling
selection switch
GND
24