8 | Eliminating errors
HYDAC FILTER SYSTEMS GMBH
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BeWa CTU1x3x-CTU1x4x 4093420f en-us web
Error
Possible causes
Solution
To be car-
ried out by
The door contact is
faulty.
Replace the door contact.
The compressed air
control is not work-
ing
Cable break to the
proportional valve.
Replace the faulty cable.
The proportional
valve is faulty.
Replace the proportional
valve.
The proportional
valve is not receiv-
ing an impulse
Contact HYDAC Service.
Level display skips
> 3 liters
Cable break to the
level sensor.
Replace the faulty cable.
The level sensor is
faulty.
Replace the level sensor.
Tab. 12: Eliminating errors
1
2
3
4
5
6
7
8
9
A
Summary of Contents for CTU 1 3 Series
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