GEA VARIVENT X R Series, Operating Instructions Manual

Page: 52 / 104

●
Jaw wrench a/f 13
WARNING
Spring tension in the valve (NC)
Danger of injury when opening the clamp connections on the actuator or on the
housing as the released spring pretension will suddenly lift the actuator.
●
Therefore, release the spring tension before detaching the clamp connection by
pressurising the actuator with compressed air at max. 8 bar.
1. Release the philips screws (25) and
take off the hood (7).
2. Pressurize the actuator – with com-
pressed air (max. 8 bar) - by activating
the solenoid valve Y1 at the manual
operation element S.
®
The valve disk is raised.
7
43
25
S
Y1
3. Remove the clamp connection (43) between the housing and lantern.
4. Depressurize the actuator by deactivating the solenoid valve Y1 at the manual op-
eration element S.
®
The valve disk is lowered.
The valve insert is pushed out of the housing.
Þ
The clamp connection between the housing and lantern has been removed.
52 / 104 - 9.5 Removing the valve
0000000881 - 001 - EN-GB