Okuma Alarm-D 4845 Coolant level warning
Coolant is running short.
Code
1->The input signal of coolant level shortage (I/O check NO.36 INPUT bit 5 iCOLLON/)is OFF which is longer than 1 second.
Probable Faulty Locations
1)Coolant level
2)Float switch position
3)Malfunction of float switch
Measures to Take
1)Replenish coolant.
2)Check the float switch.
3)Change the float switch.