Gemu 512 - Assembly of actuator and gasket 30; Replacement of gasket 4

15 / 16
512, 514, 532
2.4 Assembly of actuator and
gasket 30
1. Move actuator A to the open position.
2. Insert new gasket 30 in valve body
fl ange.
3. Place actuator A with actuator fl ange
on valve body fl ange, pay attention
to the position of the control medium
connectors.
4. Screw in mounting parts hand tight
and tighten diagonally with appropriate
open-end wrench.
5. Move actuator A to the closed position,
check function and tightness of
completely assembled valve.
+
Important:
Replace gasket 30 during every
actuator disassembly / assembly.
2.5 Replacement of gasket 4
1. Move actuator A to the open position.
2. Loosen union nut a.
3. Lift off actuator A from actuator fl ange.
4. Remove gasket 4 from actuator fl ange.
5. Clean all parts, do not scratch or
damage the parts during cleaning.
6. Check all parts for potential damage.
Replace damaged parts (only use
genuine parts from GEMÜ).
7. Insert new gasket 4 in actuator fl ange.
8. Place actuator A on actuator fl ange so
that the control medium connectors are
approx. 90° before the end position.
Tightening union nut a rotates the
actuator approx. 90° to the desired
position.
9. Move actuator A to the closed position,
check function and tightness of
completely assembled valve.
+
Important:
Replace gasket 4 during every
actuator disassembly / assembly.