User manual
HFB-BA-e-1212 
26 
8.  Error messages 
Error 
message 
Description 
Possible causes 
--ol-  Maximum load exceeded 
  Reduce load 
  Check whether the balance has 
been damaged 
Err 4 
Zeroing range exceeded 
(normally 4% max) 
  Overload when zeroing 
Err 5 
Keyboard error 
  Improper operation of the balance 
Err 6 
Value outside the A/D changer 
range 
  Weighing plate not installed 
  Damaged weighing cell 
  Damaged electronics 
Err 9 
At an instable weighing value 
ZERO or TARE button 
actuated 
  Wait for a stable weighing value 
Err 17  Tare value out of range 
  Reduce tare load 
Ba lo 
Capacity of rechargeable 
battery exhausted 
  Recharge battery  
Should other error messages occur, switch balance off and then on again. If the error 
message remains, inform manufacturer. 










