Target Group; Product Introduction; Product Description; Intended Use - Grundfos SCALA2 Instructions Manual

1.3 Target group

These installation and operating instructions are intended for
professional as well as non-professional users.

2. Product introduction

2.1 Product description

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Grundfos SCALA2 pump
Pos. Description
1 Air valve for built-in pressure tank
2 Operating panel. See section Control functions.
3 Nameplate. See section Nameplate.
Plug for access to pump shaft. See section Deblocking the
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pump.
5 Priming plug. See section Priming the pump.
6 Outlet opening. See section Connecting the piping system.
7 Inlet opening. See section Connecting the piping system.
8 Drain plug. See section Identification.
9 Ventilation holes. They must not be flooded.
The inlet and outlet openings include flexible connections of ± 5 °.
Related information
2.4.1 Nameplate
5.3 Connecting the piping system
7.1 Priming the pump
12.1 Deblocking the pump
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2.2 Intended use

This pump has been evaluated for use with water only.
Only use SCALA2 pumps according to the specifications
stated in these installation and operating instructions.
The pump is suitable for pressure boosting of fresh water in
domestic water supply systems.

2.3 Pumped liquids

The pump is designed for fresh water with a maximum chloride
content of 300 ppm and a free chlorine content below 1 ppm.
The pump is not suitable for these liquids:
• liquids containing long fibres
• flammable liquids (oil, petrol, etc.)
• aggressive liquids.
If the water can contain sand, gravel or other debris, there
is a risk of pump blockage.
Install a filter on the inlet side or apply a floating strainer to
protect the pump.