10 | Finding / rectifying errors
HYDAC FILTER SYSTEMS GMBH
126 / 148
BeWa FCU1310 3371346g en-us lq
Disruption / error
LED
Status LED
Display
Error code
Status /
Possible causes
Solution
LED: Green
Status LED
Display:
Error code: 0
The FCU is ready for oper-
ation.
You can take measurements.
LED: Red
Status LED:
Display:
Error code: 2
The FCU is below its mea-
surement range
< ISO 9/8/7.
It is currently not possible
to determine the cleanli-
ness of the oil or its flow
rate.
You can make further mea-
surements.
LED: Red
Status LED:
Display:
Error code: 2
It is not possible to deter-
mine the flow rate.
The FCU is in an undefined
state.
Switch the pump on.
Wait for a few measurement
cycles until measured values
are again shown.
LED: Red
The FCU is above its range
of measurement
> ISO 25/24/23.
Filter the oil to improve its
cleanliness.