Mounting A Concave Diaphragm; Mounting A Convex Diaphragm - Gemü 695 Originalbetriebsanleitung

Place the compressor loosely on the
G
washer, fi t the wings into the guides
(arrows).
11.3.2 Mounting a
concave diaphragm
Recess of compressor
Diaphragm boss
1. Move actuator A to the closed position.
2. Place the washer loosely on the valve
spindle. Place the compressor loosely on
the washer, fi t the wings into the guides
(see chapter 11.3.1 "General notes").
3. Check if the compressor fi ts closely in
the guides.
4. Screw new diaphragm tightly into the
compressor manually.
5. Check if the diaphragm boss fi ts closely
in the recess of the compressor.
6. If it is diffi cult to screw it in, check the
thread, replace damaged parts (only use
genuine parts from GEMÜ).
7. When clear resistance is felt turn back
the diaphragm anticlockwise until its bolt
holes are in correct alignment with the
bolt holes of the actuator.
11.3.3 Mounting a
1. Move actuator A to the closed position.
2. Place the washer loosely on the valve
spindle. Place the compressor loosely on
the washer, fi t the wings into the guides
(see chapter 11.3.1 "General notes").
3. Check if the compressor fi ts closely in
the guides.
4. Invert the new diaphragm face manually;
use a clean, padded mat with bigger
nominal sizes.
Threaded pin
5. Position the new backing diaphragm
onto the compressor.
6. Position the diaphragm face onto the
backing diaphragm.
7. Screw diaphragm face tightly into the
compressor manually. The diaphragm
boss must fi t closely in the recess of the
compressor.
Adapter
Com-
pressor
Backing
diaphragm
8. If it is diffi cult to screw it in, check the
thread, replace damaged parts.
9. When clear resistance is felt turn back
the diaphragm anticlockwise until its bolt
holes are in correct alignment with the
bolt holes of the actuator.
10. Press the diaphragm face tightly onto
the backing diaphragm manually so that
it returns to its original shape and fi ts
closely on the backing diaphragm.
33 / 44
convex diaphragm
Diaphragm
face
Recess of compressor
Diaphragm boss
Threaded
pin
Threaded
pin
695_us