HYDAC FILTER SYSTEMS GMBH
Rectifying malfunctions | 8
BeWa MFU-10P 4391553b en-us
77 / 124
Malfunction
Cause(s)
Rectification
The viscosity of
the fluid is too
high.
Check the vis-
cosity of the
fluid.
Heat the fluid to
achieve the per-
missible viscos-
ity.
Leaks in the
unit / filter hous-
ing.
Wrong, missing,
or defective
sealing ring.
Check the seal-
ing ring of the fil-
ter element. Re-
place it if neces-
sary.
The filter bowl is
insufficiently
tightened.
Manually tighten
the filter bowl a
little more.
The running
noise of the mo-
tor-pump assem-
bly becomes
substantially
louder.
The protective
screen is
clogged.
Clean the pro-
tective screen.
Tab. 5: Error/cause/rectification
Malfunction
Cause(s)
Rectification
No display on
the
ContaminationSensor
.
The
ContaminationSensor
is receiving no
supply voltage.
Check whether
the male con-
nector on the
ContaminationSensor
is plugged in.
Check the sup-
ply voltage.
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10
A