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English (GB) Installation and operating instructions
Original installation and operating instructions
CONTENTS
1.
1.1
1.2
1.3
1.4
1.5
1.6
1.7
2.
2.1
2.2
2.3
2.4
2.5
2.6
2.7
3.
3.1
3.2
3.3
4.
4.1
4.2
4.3
4.4
Installation
4.5
5.
5.1
5.2
6.
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
7.
7.1
8.
Warning
These complete installation and operating
instructions are also available on
www.grundfosalldos.com.
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
4
1. Of general interest
1.1 Structure of the documentation
The Grundfos device VGS-141 / VGS-143 / VGS-145 is a state-
Page
of-the-art solution, which complies with recognised safety
4
regulations.
4
Conformity with applicable standards, directives and laws has
4
been verified.
4
Nevertheless, certain risks which cannot be prevented by the
5
manufacturer are associated with the use of the system.
5
Purpose of this manual:
5
•
Inform users of optimum use.
5
•
Warn users of possible residual risks when using correctly and
5
identify measures that should be taken to avoid damage.
5
6
•
Caution users against obvious misuse or inappropriate use
8
and inform them of the necessary care that must be taken
8
when operating the system.
9
1.2 About this manual
10
11
This manual contains the following standardised safety
instructions about possible residual risks:
12
12
12
14
If these safety instructions are not observed, it may
result in personal injury!
15
15
If these safety instructions are not observed, it may
15
Caution
result in malfunction or damage to the equipment!
15
15
Notes or instructions that make the job easier and
16
Note
ensure safe operation.
16
Information about possible residual risks is provided:
16
•
On warning signs displayed in the installation location.
19
•
At the start of each section in this manual.
21
21
•
Directly before any operating procedures that could involve
22
residual risks.
22
1.3 User/target groups
22
22
Users are persons who are responsible for operating and
22
monitoring the device VGS-141 / VGS-143 / VGS-145 at the
23
installation location. The system may only be operated by trained
25
and qualified personnel. Personnel must have appropriate
25
technical knowledge and be familiar with the basic principles of
26
measuring and control technology.
26
1.3.1 Responsibilities of the users
26
The users' responsibilities:
26
•
Read this manual before operating the VGS-141 / VGS-143 /
VGS-145.
•
Be trained by qualified personnel from Grundfos in the
operation of the system.
•
Observe the recognised regulations governing safety in the
workplace and accident prevention.
•
Wear appropriate protective clothing in accordance with
national regulations for the prevention of accidents when
operating the system and handling chemicals
(German GUV-V D05).
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