GEA VARIVENT X R Series, Руководство по эксплуатации

Страница: 53 / 104

Spring-to-close valve (NC) without control top T.VIS
INFO Removal step: remove the clamp connection between the housing and lan-
tern
Prerequisites
●
No solenoid valve must be actuated electrically or manually.
●
The pneumatic and electrical connections on the plant side can remain on the
control top.
Tools
●
Belt wrench
●
Jaw wrench, a/f 10/11
●
Jaw wrench, a/f 12/13
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. Remove any mounted proximity
switches (C1, C2) (optional version).
C1
C2
9.5 Removing the valve - 53 / 104