Burkert 8690 Manuel D'utilisation page 13

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Fig. 7:
Installation of switch spindle (2), 21xx series
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.
Push the switch spindle through the central screw.
Type 8690
Installation
Switch cam
Switch spindle
Central screw
Groove ring
max. 1 Nm
max. 5 Nm
Actuator cover
O-ring
Spindle extension
noTe!
screw locking paint may contaminate the groove ring!
Do not apply any screw locking paint to the switch spindle.
To secure the switch spindle, apply some screw locking paint
(Loctite 290) in the tapped bore of the spindle extension in the
actuator.
Check that the O-ring is correctly positioned.
Screw the central screw to the actuator cover (maximum torque:
5 Nm).
Screw switch spindle onto the spindle extension. To do this,
there is a slot on the upper side
(maximum torque: 1 Nm).
Position the switch cam on the switch spindle so that the dis-
tance between the switch cam and top of the spindle is 10 mm
(see "Fig. 7: ")
english
13

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