bürkert 8694 Bedienungsanleitung Seite 37

Type 8694
Installation
Figure 25: Installing the switch spindle (2), series 26xx and 27xx
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Press the O-ring downwards into the cover of the actuator.
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Actuator size 125 and bigger with high air flow rate:
remove existing spindle extension and replace with the new one. To do this, apply some screw locking paint
(Loctite 290) in the tapped bore of the spindle extension.
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Screw the guide element into the cover of the actuator using a face wrench
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To secure the switch spindle, apply some screw locking paint (Loctite 290) to the thread of the switch spindle.
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Screw the switch spindle onto the spindle extension. To do this, there is a slot on the upper side
(maximum torque: 1 Nm).
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Push the puck onto the switch spindle until it engages.
Journal Ø: 3 mm; journal gap: 23.5 mm
13)
Puck
Switch spindle
Guide element
O-ring
Plastic part
(Switch spindle)
Spindle (actuator)
(torque: 8.0 Nm).
13)
english
37