manual operation via handwheel. They may not be used for torque tripping in end
positions during standard operation.
End stop setting is generally performed by the valve manufacturer prior to installing
the valve into the pipework.
Exposed, rotating parts (discs/balls) at the valve!
Pinching and damage by valve or actuator.
→
End stops should be set by suitably qualified personnel only.
→
Never completely remove the setting screws [2] and [4] to avoid grease leakage.
→
Observe dimension T
min.
Information
●
The swing angle set in the factory is indicated on the name plate:
●
The setting sequence depends on the valve:
-
Recommendation for butterfly valves: Set end stop CLOSED first.
-
Recommendation for ball valves: Set end stop OPEN first.
Figure 18: End stops
[1]
Screw plug for end stop OPEN
[2]
Setting screw for end stop OPEN
[3]
Screw plug for end stop CLOSED
[4]
Setting screw for end stop CLOSED
Q600
Q300
Q150
Q80
Dimensions/sizes
18.5
18.5
14.5
14.5
T (for 90°)
11
11
9
9
T
min.
7.1.1.
Set end stop CLOSED
With fitted handwheel: Dismantle handwheel prior to end stop CLOSED setting!
1.
Remove screw plug [3].
2.
Move valve to end position CLOSED with handwheel.
24
PF-Q80 – PF-Q600
Commissioning