35
Control Unit
CU4 AS-interface
Operating Manual: UK-0
Control Unit CU4 AS-interface UK-0 / 31.05.2010
UK
F a i l u r e
R e m e d y
Control Unit CU41 installed on Single seat and Double seat valves
Valve position movement is missing
with actuated solenoid valve.
Check if right control unit is installed.
Check label in type window of control unit:
CU41-S-AS-interface (1 EMV/solenoid valve)
Check valve movement with manual at solenoid valve.
Check cabeling between electronic module and solenoid
valve.
Check compressed air (min. 6bar).
Check control air connection between the CU41 and the
valve actuator.
Control Unit CU43 installed on Double seat valves
Valve position movement is missing
with actuated solenoid valve.
Check if right control unit is installed.
Check label in type window of control unit:
CU43-M-AS-interface (3 EMV/solenoid valves)
Check valve movement with manual at solenoid valve.
Check cabeling between electronic module and solenoid
valve.
Check compressed air (min. 6bar).
Check control air connection between the CU43 and the
DA3 valve actuator.
11. Trouble Shooting
12. Spare Parts Lists
The reference numbers of spare parts for the different
control unit designs and adapters are included in the
attached spare parts drawings with corresponding lists.
CU4 AS-interface
RN 01.044.5
CU4 adapter
RN 01.044.3
When you place an order for spare parts, please indicate the
following data:
-
number of parts required
-
reference number
-
parts designation
Data are subject to change.