Lincoln Electric SVM194-A Welder User Manual


 
This is the typical DC output voltage
generated from a properly operating
machine. Note that each vertical
division represents 20 volts and that
each horizontal division represents 5
milliseconds in time. The machine
was loaded with a resistance grid
bank.
Note: Scope probes connected at
machine output terminals.
SCOPE SETTINGS
Volts/Div.....................20V/Div.
Horizontal Sweep.....5 ms/Div.
Coupling.............................DC
Trigger.........................Internal
TYPICAL DC WELD OUTPUT VOLTAGE WAVEFORM
MACHINE LOADED – SELECTOR SWITCH AT MAXIMUM POSITION
CH1
0 volts
5 ms
20 volts
MMAACCHHIINNEE LLOOAADDEEDD TTOO 225500 AAMMPPSS AATT 4400 VVDDCC
TROUBLESHOOTING AND REPAIR
F-61 F-61
CLASSIC® 300D & 300G
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