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GEMÜ 567 servoDrive
11 Mounting
Mounting the actuator and the distance piece:
A
18
17
16
1
16
18
17
11
5. Place actuator
A
and distance piece
11
on valve body
1
.
6. Place washers
17
and cap nuts
18
on stud bolts
16
and
position by hand.
7. Tighten cap nuts
18
diagonally (tightening torque: 16–
20 Nm).
11.1 Mounting for option with a bypass valve
11.1.1 Mounting the diaphragm
NOTICE
▶
Important:
Mount the correct diaphragm that suits the
valve (suitable for medium, medium concentration, tem-
perature and pressure). The diaphragm is a wearing part.
Check the technical condition and function of the dia-
phragm valve before commissioning and during the
whole term of use. Carry out checks regularly and determ-
ine the check intervals in accordance with the conditions
of use and/or the regulatory codes and provisions applic-
able for this application.
NOTICE
▶
Important:
Incorrectly mounted diaphragm may cause
valve leakage / emission of medium. In this case remove
the diaphragm, check the complete valve and diaphragm
and reassemble again proceeding as described above.
Diaphragm size 8:
Compressor and actuator flange seen from below: