Table Of Contents; General Information; Symbols Used In This Document; Symbols On The Product - Grundfos DUOLIFT Series Installation And Operating Instructions Manual

English (GB) Installation and operating instructions
Original installation and operating instructions
These installation and operating instructions
describe Grundfos Unolift and Duolift lifting stations.
They apply to the tank and installation kits. For
detailed information on installing and operating the
pumps and controller, see the installation and
operating instructions supplied with these products.
Sections 1-6 give the information necessary to be
able to unpack, install and start up the product in a
safe way.
Sections 7-16 give important information about the
product, as well as information on service, fault
finding and disposal of the product.
CONTENTS
1. General information
1.1 Symbols used in this document
1.2 Symbols on the product
2. Receiving the product
2.1 Transporting the product
2.2 Inspecting the product
2.3 Scope of delivery
3. Installing the product
3.1 General guidelines
3.2 Choice of tank inlets
3.3 Location
3.4 Tools
3.5 Installation overview
3.6 Positioning the product
3.7 Installing the tank
3.8 Drilling holes in the tank
3.9 Fitting the cable glands
3.10 Fitting the air vent
3.11 Fitting the venting pipe
3.12 Connecting the inlet pipes
3.13 Installing the pump in the tank
3.14 Inner connecting pipes
3.15 Installing the level sensor tube
3.16 Installing an alarm float switch
3.17 Assembling the discharge pipes
3.18 Installing a diaphragm pump
3.19 Installing the controller
3.20 Electrical connection
3.21 Setting the controller before start-up
4. Starting up the product
5. Monitor the increasing liquid level in the
tank up to the start level and check that
the pumps start and stop at least twice.
4.3 Storing the product
4.4 Storing the product
5. Product introduction
5.1 Product overview
5.2 Applications
5.3 Pumped liquids
5.4 Automatic operation
5.5 Identification
5.6 Diaphragm pump
5.7 Level sensor tube
6. Operating the product
6.1 Setting the start levels
7. Starting up the product after standstill 21
8. Servicing the product
9. Taking the product out of operation
10. Technical data
10.1 Operating conditions
10.2 Material
10.3 Electrical data
10.4 Dimensions and weights
Page
11. Fault finding the product
12. Disposing of the product
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Prior to installation, read this document.
Installation and operation must comply
3
with local regulations and accepted codes
3
of good practice.
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1. General information

6
6

1.1 Symbols used in this document

6
6
DANGER
8
Indicates a hazardous situation which, if
8
not avoided, will result in death or serious
8
personal injury.
8
WARNING
8
9
Indicates a hazardous situation which, if
9
not avoided, could result in death or
9 serious personal injury.
9
CAUTION
10
10
Indicates a hazardous situation which, if
13
not avoided, could result in minor or
moderate personal injury.
13
13
15

1.2 Symbols on the product

15
15
European Conformity
15
16

2. Receiving the product

16

2.1 Transporting the product

16
16
WARNING
17
Falling objects
17
• Death or serious personal injury
17
• Secure the product during
17
transportation to prevent it from tilting
17
or falling down.
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18
18
19
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21
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23
25
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