HYDAC FILTER SYSTEMS GMBH
Rectifying malfunctions | 7
BeWa MFU-10P 4391553c en-us web
75 / 120
Error
Cause(s)
Rectification
The vane pump
draws in air. The
quick coupling is
possibly not
firmly tightened.
Check the quick
connect coupling
for leaks.
Air is being
mixed in the
tank.
The pressure
hose or the
pressure lance is
positioned above
the level of the
oil. Dip the
pressure lance
into the oil.
The viscosity of
the fluid to be
conveyed is too
high.
Take note of the
permitted
viscosity.
The preload
pressure to the
ContaminationS
ensor of 6...10
bar is not
available. Check
the differential
pressure relief
valve.
Screw a
pressure gauge
in the G1/4"
connection of
the
ContaminationS
ensor.
The flow via the
ContaminationS
ensor is too low.
The
ContaminationS
ensor or the pre-
filter is blocked.
Remove the
ContaminationS
ensor, blow it out
with compressed
air in the
Check the pre-
filter to the
ContaminationS
ensor. Clean or
replace the
prefilter.
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Summary of Contents for MFU-10P9S Series
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