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English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
1.
2.
3.
4.
4.1
4.2
5.
6.
6.1
6.2
7.
8.
9.
9.1
9.2
9.3
9.4
10.
11.
12.
12.2 Settings
13.
14.
15.
Warning
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 observed,
Caution
it may result in malfunction or damage to the
equipment.
Notes or instructions that make the job easier
Note
and ensure safe operation.
2. Scope of these instructions
These installation and operating instructions apply to Grundfos
Hydro Multi-S booster systems.
Page
Hydro Multi-S is a range of factory-assembled booster systems,
ready for installation and operation.
5
5
3. Product description
5
The Grundfos Hydro Multi-S booster system is designed for
6
pressure boosting of clean water.
6
Examples:
6
•
blocks of flats
7
•
hotels
7
7
•
schools
8
•
agriculture.
8
Hydro Multi-S consists of two or three identical Grundfos CM,
CMV or CR pumps connected in parallel and mounted on a
8
common base frame, suction and discharge manifolds, isolating
9
valves, non-return valves, pressure gauge, pressure switches
9
and a control cabinet. See fig. 1.
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9
9
9
10
10
10
1
10
10
10
2
10
11
3
11
4
11
9
Fig. 1
Hydro Multi-S booster system
Pos.
Components
1
Pumps (Grundfos CM, CMV or CR)
2
Discharge manifold
3
Isolating valves
4
Base frame
5
Control cabinet
6
Pressure gauge
7
Pressure switches
8
Stand
9
Non-return valves
10
Screw caps
11
Suction manifold
12
Pressure switch
We recommend to install a diaphragm tank on the
Note
discharge side.
5
6
7
8
10
11
12
5
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