Burkert Type 8798 - Manual (Page 14)

14
Installation
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For version with plug-in hose connector, remove the collets
(white nozzles) from both control air connections (if present).
O-ring
Spindle extension
Central screw
Actuator cover
Groove ring
Puck holder
Switch spindle
10
max. 5 Nm
max. 1 Nm
Fig. 8: Installation of the switch spindle, series 2103, 2300 and 2301
note!
improper installation may damage the groove ring in the
central screw!
The groove ring is already be pre-assembled in the central screw
and must be “locked into position” in the undercut.
• When installing the switch spindle, do not damage the groove
ring.
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Push the switch spindle through the central screw.
note!
screw locking paint may contaminate the groove ring!
• Do not apply any screw locking paint to the switch spindle.
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To secure the switch spindle, apply some screw locking paint
(Loctite 290) in the tapped bore of the spindle extension in the
actuator.
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Check that the O-ring is correctly positioned.
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Screw the central screw to the actuator cover (maximum
torque: 5 Nm).
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Screw 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 puck holder onto the switch spindle and lock into position.
2. install sealing rings
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Pull the form seal onto the actuator cover (smaller diameter
points upwards).
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Check that the O-rings are correctly positioned in the control air
connections.
When the Remote Sensor is being installed, the collets
of the control air connections must not be fitted to the
actuator.
English
Type 8798