1 General
information
Prerequisites to ensure that the GEMÜ valve
functions correctly:
Correct transport and storage
Installation and commissioning by trained
personnel
Operation according to these installation,
operating and maintenance instructions
Recommended maintenance
Correct installation, operation, maintenance
and repair work ensure faultless diaphragm
valve operation.
The descriptions and instructions
apply to the standard versions.
For special versions not described
in these installation, operating
and maintenance instructions the
basic information contained herein
applies in combination with any
additional special documentation.
All rights including copyrights
or industrial property rights are
expressly reserved.
2 General safety information
The safety information does not take into
account:
Unexpected incidents and events, which
may occur during installation, operation
and maintenance.
Local safety regulations which must be
adhered to by the operator and by any
additional installation personnel.
Contents
1 General
information
27
2
General safety information
27
2.1
Information for service and
operating personnel
28
2.2 Warning
notes
28
2.3 Symbols
used
28
3 De
fi
nition of terms
29
4
Intended area of use
29
5 Technical
data
29
6
Order data (2/2-way valves)
33
7 Manufacturer's
information 35
7.1 Transport
35
7.2
Delivery and performance
35
7.3 Storage
35
7.4 Tools
required
35
8 Functional
description
35
9 Construction
35
9.1 Product
label
36
10
Installation and operation
36
10.1 Installing the diaphragm valve
36
10.2 Control
functions
37
10.3 Connecting the control medium 38
10.4 Optical position indicator
38
11
Fitting/removing spare parts
39
11.1 Valve
disassembly
(removing actuator from body)
39
11.2 Removing the diaphragm
39
11.3 Mounting the diaphragm
39
11.3.1 General information
39
11.3.2 Mounting a
concave diaphragm
41
11.3.3 Mounting a
convex diaphragm
42
11.4 Actuator mounting on the
valve body
42
12 Commissioning
43
13
Inspection and maintenance
43
14
Cleaning and sterilization
44
15 Disassembly
44
16 Disposal
44
17 Returns
44
18 Information
44
19 Troubleshooting
/
Fault clearance
45
20
Sectional drawings and
spare parts
46
21
Declaration of Incorporation
50
22
EU Declaration of Conformity 51
27 / 52
650
