Replacement Of The Spare Parts Kit - Gemü 532 SAK Originalmontageanleitung

6.3 Replacement of the spare
parts kit
1. Remove actuator A (see chapter 5.1
"Disassembly of actuator from valve
body").
2. Disassemble the actuator top (see
chapter 5.2 "Disassembly of actuator
top").
3. Remove compression spring(s) 17, 18
and 34 from piston 20.
4. Remove O-ring 24 from piston sleeve 13.
5. Pull piston sleeve 13 out of actuator
top 10.
6. Undo and remove the hexagon nut 11
from the spindle 2. (Hold spindle 2 in
place, using an appropriate tool that
does not damage the spindle surface, if
necessary).
7. Remove piston 20 from spindle 2.
8. Remove lip ring 21 from piston 20.
9. Remove O-ring 22 from piston 20.
10. Pull spindle 2 in actuator base 25
downwards towards union nut a until lip
ring 26 can be removed.
11. Remove lip ring 26 from actuator
base 25.
12. Insert the new lip ring 26 into the
actuator base 25.
13. Push spindle 2 through actuator base 25
and back into its initial position.
14. Insert new O-ring 22 into piston 20.
15. Assemble new lip ring 21 on piston 20.
16. Feed piston 20 through the thread of
spindle 2 in the correct sequence.
17. Fix new hexagon nut 11 with spindle 2.
(Hold spindle 2 in place, using an
appropriate tool that does not damage
the spindle surface, if necessary).
18. Lubricate new piston sleeve 13 with
Dowcorning 111 Molycote and push into
actuator top 10.
Pay attention to the installation position.
19. Insert new O-ring 24 into piston
sleeve 13.
20. Insert compression spring(s) 17, 18
and 34 into piston 20 and centre them.
21. Mount actuator top 10 (see chapter 7.1
"Installation of actuator top").
22. Insert gasket 4 in valve body 1.
23. Mount actuator A (see chapter 7.2
"Actuator mounting on the valve body").
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532 SAK