Alarm Log
I 15
Alarm Log
Alarm Log (Max 20 logs)
Display
Alarm
Reason
Countermeasures
Over current
Over-current on the inverter
/Abnormal operation of the
motor /Short of the motor’s
output line
If problem repeats /
Check the pump/motor
Low voltage
Low-voltage on the inverter Check the input voltage
Over voltage
Over-voltage on the
inverter, when excessive
voltage is inputted to the
inverter
Check the input voltage
Over load
Overload on the inverter /
Abnormal operation of the
motor/pump
Check the pump/motor
Fail communication
Master and slave are
communication fail
Check communication
line
Err of sensor
Sensor fail to connect
Check the connection
of the sensor /
Change the sensor
Stop for low current
When the water level
of the tank is low /
When air enters the pumps
Check the tank /
Remove air from the
pump
Low pressure
When the pressure drops
below the set “Low press’
Lower the “Low press” /
Adjust the setting
for pump operation
In Main display, Press and button longer and together.
