HYDAC FILTER SYSTEMS OXiStop OXS, Инструкция по установке и обслуживанию

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Troubleshooting
OXiStop OXS
en
Page 45 / 108
MoWa OXS 3992763e en-us 2018-08-10.docx 2018-08-10
Troubleshooting
The following errors could arise during operation. The possible causes for the
errors are listed below, along with how the errors can be remedied.
Error Cause(n) Remedy
Degassing unit is
failing to degas; the
lower pressure does
not drop below
500 mbar (absolute) Excess air
introduction.
Bypass flow
filtration unit is not
conveying sufficient
fluid to the
degassing unit or
the required
pressure of 8 to
10 bar is not being
reached.
Tank or interfaces
on the tank are
leaking
Diaphragm is
leaking.
Ensure that the hydraulic
system is free of leaks.
Check the OLF 5 bypass flow
filtration unit.
The degassing cycle
of the degassing unit
is >3 minutes and/or
there is no pressure
change at the
degassing unit The float valve is
defective.
Pressure relief
valve is defective or
incorrectly set.
Replace any defective valves
immediately.
Degassing cycle is
considerably
shortened, during
which the pressure in
the degassing unit
alternates back and
forth in one-second
cycles The float valve is
defective.
Pressure relief
valve is defective.
Bypass flow
filtration unit is not
conveying sufficient
fluid to the
degassing unit.
Check the OLF 5 bypass flow
filtration unit.
Oil level too low The unit has a leak. Ensure that the hydraulic
system is completely free of
leaks.