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English (GB) 

Installation and operating instructions

Original installation and operating instructions

These installation and operating instructions describe Grundfos 
SCALA2 domestic water supply pumps.
Sections 1-5 give the information necessary to be able to unpack, 
install and start up the product in a safe way.
Sections 6-14 give important information about the product, as 
well as information on service, fault finding and disposal of the 
product.

CONTENTS

Page

1. General information

1.1 Target group

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

1.2 Hazard statements

The symbols and hazard statements below may appear in 
Grundfos installation and operating instructions, safety 
instructions and service instructions.

The hazard statements are structured in the following way:

1.

General information

2

1.1

Target group

2

1.2

Hazard statements

2

1.3

Notes

3

2.

Receiving the product

3

2.1

Inspecting the product

3

2.2

Scope of delivery

3

3.

Installing the product

3

3.1

Location

3

3.2

System sizing

3

3.3

Mechanical installation

3

3.4

Electrical connection

6

4.

Starting up the product

6

4.1

Priming the pump

6

4.2

Starting the pump

6

4.3

How to set the correct pressure

7

4.4

Shaft seal run-in

7

5.

Handling and storing the product

7

5.1

Handling the product

7

5.2

Storing the product

7

6.

Product introduction

7

6.1

Product description

7

6.2

Intended use

8

6.3

Pumped liquids

8

6.4

Identification

8

7.

Control functions

9

7.1

Menu overview, SCALA2

9

8.

Setting the product

10

8.1

Setting the outlet pressure

10

8.2

Locking and unlocking the operating panel

10

8.3

Expert settings, SCALA2

10

8.4

Resetting to factory settings

11

9.

Servicing the product

11

9.1

Maintaining the product

11

9.2

Customer service information

12

9.3

Service kits

12

10.

Starting up the product after standstill

12

10.1 Deblocking the pump

12

11.

Taking the product out of operation

12

12.

Fault finding the product

13

12.1 Grundfos Eye operating indications

13

12.2 Fault resetting

13

12.3 Fault finding chart

14

13.

Technical data

16

13.1 Operating conditions

16

13.2 Mechanical data

16

13.3 Electrical data

16

13.4 Dimensions and weights

16

14.

Disposing of the product

16

Read this document and the quick guide before 
installing the product. Installation and operation must 
comply with local regulations and accepted codes of 
good practice.

This appliance can be used by children aged from 8 
years and above and persons with reduced physical, 
sensory or mental capabilities or lack of experience 
and knowledge if they have been given supervision 
or instruction concerning use of the appliance in a 
safe way and understand the hazards involved.
Children shall not play with the appliance. Cleaning 
and user maintenance shall not be made by children 
without supervision.

DANGER

Indicates a hazardous situation which, if not avoided, 
will result in death or serious personal injury.

WARNING

Indicates a hazardous situation which, if not avoided, 
could result in death or serious personal injury.

CAUTION

Indicates a hazardous situation which, if not avoided, 
could result in minor or moderate personal injury.

SIGNAL WORD
Description of hazard

Consequence of ignoring the warning.
- Action to avoid the hazard.

Содержание SCALA Series

Страница 1: ...SCALA Installation and operating instructions GRUNDFOS INSTRUCTIONS http waterheatertimer org Water heater recirculation system html...

Страница 2: ...9 8 Setting the product 10 8 1 Setting the outlet pressure 10 8 2 Locking and unlocking the operating panel 10 8 3 Expert settings SCALA2 10 8 4 Resetting to factory settings 11 9 Servicing the produ...

Страница 3: ...1 25 bar 18 psi In case of suction lift of more than six metres the pipe resistance on the outlet side must be at least two metres water column or 3 psi at any given flow in order to obtain optimum op...

Страница 4: ...f the flexible hose Fig 4 How to reduce noise in the installation 3 3 5 Installation examples Fittings hoses and valves are not supplied with the pump We recommend to follow the installation examples...

Страница 5: ...ction lift is 8 m 26 ft H2 Inlet pipe must be submersed at least 0 5 m 1 64 ft TM06 4348 4117 Pos Description 1 Highest tapping point 2 Pipe hangers 3 Isolating valve 4 Flexible hoses 5 Drain to sewer...

Страница 6: ...ertain that the pump is connected only to a properly grounded grounding type receptacle protective earthing If national legislation requires a Residual Current Device RCD a Ground Fault Circuit Interr...

Страница 7: ...ent of an internal leakage occurs the liquid will be drained through the bottom of the pump Install the pump in such a way that no undesirable collateral damage can arise 5 Handling and storing the pr...

Страница 8: ...temperature 13 Minimum and maximum rated power 14 Model 15 Voltage and frequency 16 Approvals 17 Minimum and maximum rated current DK 8850 Bjerringbro Denmark SCALA2 3 45 AKCHDE Model A 200 240V 50 60...

Страница 9: ...e cause has disappeared or been remedied See section 8 3 3 Auto reset For further information about system status see section 12 Fault finding the product TM06 3301 5114 SCALA2 Function On off Increas...

Страница 10: ...tpoint The pump will lower the setpoint to either 4 5 3 5 or 2 5 bar 65 51 or 36 psi The self learned setpoint is indicated on the operating panel by one flashing green light After every 24 hours the...

Страница 11: ...bottom and can easily be removed and cleaned with a stiff brush See fig 19 Clean the insect filter once a year or as needed Fig 19 Insect filter 9 1 2 Inlet and outlet valves The pump is maintenance f...

Страница 12: ...uct 4 The pump will remember the controller settings even if it is turned off 10 1 Deblocking the pump The end cover incorporates a plug which can be removed by means of a suitable tool This makes it...

Страница 13: ...reset function in the service menu Grundfos Eye Indication Description No lights are on The power is off The pump is not running Two opposite green indicator lights running in the direction of rotatio...

Страница 14: ...completely or partly open position Clean repair or replace the non return valve See section 9 Servicing the product 2 The pump is running a Leakage from the pipe system or the non return valve is not...

Страница 15: ...ump but it runs only for a few seconds Yes a Dry running or water shortage Check the water source and prime the pump Yes b The inlet pipe is blocked by impurities Clean the inlet pipe Yes c The foot o...

Страница 16: ...ontact the nearest Grundfos company or service workshop See also end of life information on www grundfos com product recycling Temperature C F Maximum ambient temperature 1 x 208 230 V 60 Hz 45 113 1...

Страница 17: ...8 5005 Korea GRUNDFOS Pumps Korea Ltd 6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deglava biznes...

Страница 18: ...8564 The name Grundfos the Grundfos logo and be think innovate are registered trademarks owned by Grundfos Holding A S or Grundfos A S Denmark All rights reserved worldwide Copyright Grundfos Holding...

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