Issue:-
ULF - Underload detected fault
Cause:-
• Not enough water to pump
• Pump blocked
Resolutions:-
• Check if the pumping water level is OK
• Check if the pump is blocked
• If there is enough water and the pump is not blocked: set [State Un ld. function] SLUL to AUtO
ULF - Underload detected fault
Cause:-
• Not enough water to pump
• Pump blocked
Resolutions:-
• Check if the pumping water level is OK
• Check if the pump is blocked
• If there is enough water and the pump is not blocked: set [State Un ld. function] SLUL to AUtO