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F-99 TROUBLESHOOTING & REPAIRF-99
NORMAL WELD VOLTAGE WAVEFORM (STICK CC)
MACHINE LOADED TO 300 AMPS AT 27 VOLTS
Trig +15V | CH1 |
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0 volts
20V | 1ms |
This is the typical DC output voltage generated from a properly operating machine. Note that each vertical divi- sion represents 20 volts and that each horizontal division represents 1 millisecond in time.
The machine was loaded with a resis- tance grid bank to 300 amps at 27 volts.
NOTE: Scope probes are connected at weld output terminals.
| SCOPE SETTINGS | ||
| Volts/Div | 20V/Div |
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| Horizontal Sweep | 1 ms/Div. |
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| Coupling | DC |
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| Trigger | Internal |
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