Hypertherm Freedom 38 PPA, Service Manual

Page: 21 / 218

Freedom 38 PPA Service Manual 809010 21
1 – Troubleshooting
Check engine and generator status
Several engine and generator status details display on the system controller’s LCD screen when the engine is running,
such as:
 Total operating hours for the engine
 Oil pressure
 Percentage of fuel remaining
 Battery voltage
 Engine temperature
 Total time the engine has been running since it was started
 Generator current (A)

The transformer circuit breaker must be ON ( I ) in order to view the output current on the
system controller.
 Generator voltage (V)
 AC frequency (Hz)
You can also view the following engine status details without starting the engine by pressing the AUTO button:
 Total operating hours for the engine
 Oil pressure
 Percentage of fuel remaining
 Battery voltage
 Engine temperature
Press the OFF button to exit AUTO mode.
Reset the control system
When a system fault condition occurs, the engine shuts OFF and the LED indicator on the front panel illuminates solid
red.
To clear the fault, reset the control system:
1. Examine the LCD screen for the notification that describes why the engine shut down. Correct the fault before
continuing.
2. Press the OFF button on the system controller.
3. Press the RUN button to start the engine.
4. If the control system still needs to be reset, turn the main power switch OFF ( O ) and then back ON ( I ).