42
Faults
1
2
Pilot air port
Pilot air port
Fig.32:
Ports
Tightening torques valve body/nipple
DN
Tightening torque [Nm]
10/15
45 ± 3
20
50 ± 3
25
60 ± 3
32
65 ± 3
40
50
70 ± 3
65
100 ± 3
80
120 ± 5
100
150 ± 5
Tab.16: Tighteningtorquesvalvebody/nipple
If the position of the pilot air ports is unfavourable for
installing the hoses, these can be seamlessly aligned by
rotating the actuator by 360°.
The procedure is described in chapter
11
FAULTS
Fault
Elimination
Actuator does
not switch
Pilot air port interchanged
15)
CFA
→
Connect pilot air port 1
CFB
→
Connect pilot air port 1
CFI
→
Pilot air port 1: Opening
pilot air port 2: Closing
Pilot pressure too low
→
Observe pressure specifications on the
type label
Medium pressure too high
→
Observe pressure specifications on the
type label
Flow direction interchanged
→
Note arrow direction on the body
Tab.17:
Faults – 1
9)
see “Fig.
16:Pneumaticconnection”intheeponymouschapter.
Type 2301
English
Summary of Contents for 2301 Series
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