Mounting A Convex Diaphragm - Gemü 653 Original Einbau- Und Montageanleitung

Diaphragm sizes 10 - 100
Threaded pin type diaphragm:
Recess of compressor
Diaphragm boss
1. Move bonnet A to the closed position.
2. Place the compressor loosely on the
bonnet spindle, fit A into B and D
into C (see chapter 11.3.1 "General
information").
3. Check if the compressor fits closely in
the guides.
4. Screw new diaphragm tightly into the
compressor manually.
5. Check if the diaphragm boss fits closely
in the recess of the compressor.
6. If it is difficult 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 bonnet.
11.3.3 Mounting a
1. Move bonnet A to the closed position.
2. Place the compressor loosely on the
Diaphragm
bonnet spindle, fit A into B and D
pin
into C (see chapter 11.3.1 "General
information").
3. Check if the compressor fits closely in
the guides.
4. Invert the new diaphragm face manually;
use a clean, padded mat with bigger
nominal sizes.
I.
II.
Diaphragm face
III.
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 fit closely in the recess of the
compressor.
Adapter
Com-
pressor
Backing
diaphragm
Diaphragm face
8. If it is difficult 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 bonnet.
45 / 56
convex diaphragm
Recess of compressor
Diaphragm boss
Diaphragm pin
Diaphragm pin
653, 654