1.
Loosen nut [3] and turn slightly in opposite direction.
Figure 15:
2.
Turn valve via handwheel to end position OPEN. (also refer to ➭ page 21,
Manual valve operation)
Figure 16:
3. If end position OPEN has not been reached: Turn back setting screw [4] until
the valve can be operated into end position OPEN.
Information:
Avoid excessive unscrewing of settings screw [4]. Respect maximum distance
between screw head and housing wall. Refer to: ➭ page 17, Dimensions of
setting screws for setting the end stops
Figure 17:
4. If the valve is in end position OPEN: Turn setting screw [4] up to the stop.
➥
This completes the setting of end stop OPEN.
5. Hold setting screw [4] and tighten nut [3] until it is flush on the housing. Firmly
tighten nut [1] using a spanner.
Information: The setting screw [4] must not turn when tightening the nut [3]:
Otherwise the end stop setting will be changed.
Once this procedure is completed, end position switch OPEN can be immediately
set.
6.1.3. Dimensions of setting screws for setting the end stops
Risk of damage at valve or gearbox in case of insufficient reach of setting
screw!
→
Observe dimensions T
min.
and T
max.
.
17
EQ 40 – EQ 150
EQ 300 – EQ 600 Commissioning
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