English (GB) Installation and operating instructions
Original installation and operating instructions
CONTENTS
1.
2.
2.1
3.
4.
5.
5.1
5.2
5.3
6.
6.1
6.2
6.3
7.
7.1
7.2
8.
8.1
8.2
8.3
8.4
9.
9.1
9.2
9.3
9.4
9.5
9.6
9.7
10.
®
10.1
10.2
10.3
10.4
10.5
10.6
10.7
11.
11.1
11.2
11.3
11.4
11.5
11.6
4
Page
4
5
7
7
7
8
8
8
8
9
9
9
10
11
11
13
14
15
15
15
16
17
17
17
17
17
17
®
18
®
19
20
21
22
22
22
®
23
24
27
27
28
28
28
29
30
11.7
11.8
11.9
12.
12.1
12.2
13.
14.
Warning
These complete installation and operating
instructions are also available on
www.grundfos.com.
Prior to installation, read these installation
and operating instructions. Installation and
operation must comply with local
regulations and accepted codes of good
practice.
1. Symbols used in this document
Warning
If these safety instructions are not
observed, it may result in personal injury.
If these safety instructions are not
Caution
observed, it may result in malfunction or
damage to the equipment.
Notes or instructions that make the job
easier and ensure safe operation.
35
35
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49
52
52
53
54
54