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1 General notes
Prerequisites for the correct functioning of
the GEMÜ valve:
Proper transport and storage.
Installation and commissioning by trained
specialist staff .
Operation according to these installation,
operating and maintenance instructions.
Correct maintenance.
Correct assembly, operation, servicing and
repair work ensure faultless 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 an
additional special documentation.
2 General safety notes
The safety notes do not take into account:
Coincidences and events, which may
occur during assembly, operation and
servicing.
Local safety regulations which must be
adhered to by the operator - and by any
additional assembly personnel.
Important:
The GEMÜ valve is sold to
sophisticated users. Training
regarding safety issues must be
undertaken by each user.
Contents
1 General notes 22
2 General safety notes 22
2.1 Notes for servicing and
operating personnel 23
2.2 Warning notes 23
2.3 Symbols used 24
3 Defi nition of terms 24
4 Limited use 24
5 Delivery condition 24
6 Technical data 25
7 Order data 29
8 Manufacturer’s information 30
8.1 Transport 30
8.2 Delivery and performance 30
8.3 Storage 30
8.4 Tools needed 30
9 Function description 30
9.1 Special venting 30
10 Construction 31
11 Assembly and operation 31
11.1 Assembling the valve 31
11.2 Operation 33
11.3 Control functions 33
11.4 Connecting the control medium 34
12 Assembly / disassembly
of spare parts 35
12.1 Disassembly of actuator
and gasket 4 35
12.2 Replacement of seat seal 35
12.3 Assembly of actuator
and gasket 4 35
13 Commissioning 36
14 Inspection and servicing 36
15 Disassembly 37
16 Disposal 37
17 Returns 37
18 Information 37
19 Troubleshooting /
Fault clearance 38
20 Sectional drawing
and spare parts 39
21 Declaration of incorporation 40
22 EC Declaration of conformity 41
Goods return declaration 43
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