Fault description
Cause
Remedy
Display flashes and error code
appears
Diagnostic level 3 active
è
Tab. 23
11
Conversion and repair
11.1
Replace solenoid valve
Requirement
–
Valve terminal is depressurised.
1. Loosen the retaining screws on the solenoid valve.
2. Remove solenoid valve.
3. Fit a new solenoid valve.
4. Tighten retaining screws.
–
Tightening torque: 1 Nm ± 10 %
12
Technical data
VABF-...
VH-14
VL-14
VH-20
VL-20
VH-30
-A
-AP
-A
-AP
-A
-AP
-A
-AP
-A
-AP
General
Mounting position
Any
Weight
[g]
886 902 886 902 893 909 927 943 927 943
CE marking (declaration of conformity
è
www.festo.com/sp)
In accordance with EU EMC Directive
Characteristic values
Operating pressure
[bar]
4
…
8
Pilot pressure
[bar]
4
…
10
Pressure measuring range [bar]
–1
…
0
Overload pressure at
vacuum port
[bar]
<
5
Mechanics
Tightening torque of
screws, manifold sub-base
[Nm]
3
±
10 %
Electronics
Operating voltage range
[V DC]
20
…
30
Conversion and repair
30
Festo — VABF-S4-...-CB-VH/VL-... — 2019-05