Installing Control Unit - Berker 2000 Schnellstart

Type 2000
Place a suitable open-end wrench on the wrench flat of the
body connection.
Unscrew actuator from the valve body.
6.4.3 Installing actuator on valve body
Fig. 6: Seal
Check seal and replace if required.
DANGER!
Danger due to lubricant.
Lubricant may contaminate the medium. There is a risk of explo-
sion in oxygen applications.
▶ For specific applications use only approved lubricants (e.g. for
oxygen applications or analysis applications).
Before re-installation, grease the thread of the body connec-
tion (e.g. with Klüberpaste UH1 96-402 from Klüber).
Installation
Seal
ATTENTION!
Damage to the valve seat seal or seat contour.
▶ When installing the actuator, the valve must be in the open
position.
Screw actuator into the valve body. Observe tightening
torques of the following table.
Seat size
15
20
25
32
40
50
65
80
Tab. 7: Tightening torques valve body and body connection
6.5

Installing control unit

Description see chapter "Installation" in the operating in-
structions for the corresponding control unit.
english
Tightening torque [Nm]
45 ±3
50 ±3
60 ±3
65 ±3
65 ±3
70 ±3
70 ±3
120 ±5
15