Samson 3930, Монтаж и эксплуатация

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16 EB 3930 EN
Malfunctions
7 Malfunctions
Depending on the operating conditions, check the valve at certain intervals to prevent possi-
ble failure before it can occur. Operators are responsible for drawing up an inspection and
test plan.
Faults Possible reasons Recommended action
Solenoid valve does not switch Spool in the enclosure is
blocked
Contact SAMSON.
Insufficient pilot pressure Check the pressure line.
Check the pressure line for leak-
age.
Use a larger cross-section for
the pressure line.
The solenoid valve leaks to the
atmosphere
O-rings slipped Check that the O-rings are cor-
rectly seated.
Pilot pressure is insufficient and
an intermediate position is
reached (air is constantly vent-
ed)
Check the pressure line.
Check the pressure line for leak-
age.
Use a larger cross-section for
the pressure line.