Alarm number 1 indicate that the sensor is damaged, shorted out, open, or further, that the temperature is out of range.
Alarm number 2 indicates open/disconnected cable between high-pressure controller and low-pressure controller.
Alarm number 3 indicates that the pressure is below the value adjusted in function F06 of the setup and alarm number 4 indicates that the pressure is above the value configured in function F07.
Alarms 5, 6, 7 and 8 indicate that the respective stages are operating for a period of time longer than the maximum operating time between maintenances (functions F23, F24, F25 and F26).
See Also
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