Table of Contents
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English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
1.
1.1
1.2
1.3
2.
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4.
4.1
4.2
4.3
4.4
5.
5.1
5.2
5.3
5.4
5.5
6.
6.1
6.2
7.
7.1
7.2
8.
8.1
8.2
8.3
8.4
8.5
8.6
9.
9.1
9.2
10.
11.
4
12.
Page
13.
4
14.
4
4
4
Warning
4
These complete installation and operating
4
instructions are also available on
5
5
Prior to installation, read these installation and
5
operating instructions. Installation and operation
5
must comply with local regulations and accepted
codes of good practice.
5
1. General information
5
5
1.1 Introduction
5
These installation and operating instructions contain all the
information required for starting up and handling the DMX 221
5
dosing pump.
5
If you require further information or if any problems arise, which
6
are not described in detail in this manual, please contact
7
Grundfos.
8
9
1.2 Applications
9
9
The DMX 221 pump is suitable for liquid, non-abrasive and
9
non-flammable media strictly in accordance with the instructions
in this manual.
10
10
The DMX 221 dosing pumps have not been approved according
11
to the EC directive 94/9/EC, the so-called ATEX directive.
The application of these pumps in potentially explosive
12
environments according to ATEX directive is therefore not
12
permitted.
12
12
Warning
12
Other applications or the operation of pumps in
13
ambient and operating conditions, which are not
13
approved, are considered improper and are not
13
permitted. Grundfos accepts no liability for any
14
damage resulting from incorrect use.
14
14
1.3 Warranty
15
A guarantee claim in accordance with our general terms of sale
15
and delivery is only valid if the following requirements are fulfilled:
15
•
The product is used in accordance with the information within
16
this manual.
16
•
The product is not dismantled or incorrectly handled.
16
•
The maintenance is carried out by authorised and qualified
16
personnel.
16
16
2. Safety
17
17
This manual contains general instructions that must be observed
during installation, operation and maintenance of the pump.
This manual must therefore be read by the installation engineer
17
and the relevant qualified personnel/operators prior to installation
17
and start-up, and must be available at the installation location of
17
the pump at all times.
18
It is not only the general safety instructions given in this "Safety"
20
section that must be observed, but also all the specific safety
20
instructions given in other sections.
20
20
2.1 Identification of safety instructions in this manual
20
If the safety instructions or other advice in this manual are not
20
observed, it may result in personal injury or malfunction and
21
damage to the pump. The safety instructions and other advice are
21
identified by the following symbols:
21
21
21
21
22
23
24
28
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