Figure 17: End stop (figure shows size 315)
[1]
Screw
[2]
Protective cap
[3]
Screws for clamping nut
[4]
Clamping nut
[5]
End stop nut
[6]
Pair of safety wedge discs (for OPEN and CLOSED)
[7]
Travelling nut
1.
Remove all four screws [1] and pull off protective cap [2].
2.
Loosen the screws [3] but do not remove.
3.
Change swing angle:
Valve damage due to incorrect assembly of safety wedge discs!
→
Do not completely unscrew end stop nut.
→
The wedge surfaces of the safety wedge discs must face each other.
3.1 Turn end stop nut [5] including clamping nut [4] until the end of worm shaft
thread but do not completely unscrew.
3.2 Move valve manually to the desired end position OPEN.
3.3 Turn end stop nut [5] including clamping nut [4] clockwise until their tight
seat at the safety wedge discs [6] and end stop nut [7].
23
GS 315 – GS 500
GZ 30.1 – GZ 40.1
Commissioning
