Grundfos Multilift M Series, Installation And Operating Instructions Manual

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English (GB)
10
English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. Symbols used in this document
2. Scope of delivery
Grundfos Multilift M lifting stations are supplied complete with
collecting tank, pump, level sensor, non-return valve and LC 221
controller. Both sensor and pump are connected to the controller
with a 4 or 10 m hose and cable.
An accessories bag containing the following items is also
included:
• 1 x installation and operating instructions
• 1 x Quick guide for controller menu
• 1 x discharge adapter flange, DN 80, with connection piece,
DN 100 (outer diameter, 110 mm)
• 1 x flexible hose, DN 100, and two clamps to connect the
discharge pipe
• 1 x flexible hose, DN 70, and two clamps to connect the
venting pipe
• 2 x screw and expansion anchor for tank fixation
• 3 x screw and washer for fastening a pipe plug in the inlet disk,
if required
• 1 x socket seal, DN 100
• 1 x socket seal, DN 50, for diaphragm pump, 1 1/2" connection
or inlet, DN 50
• 1 x gasket kit, DN 80, 8 bolts M16 x 65, nuts and washers
(galvanized).
1. Symbols used in this document
10
2. Scope of delivery 10
3. General description 11
3.1 Applications
11
4. Transportation and storage 11
5. Product description 12
5.1 Lifting station 12
5.2 LC 221 controller 14
6. Operating LC 221 controller 18
6.1 Description of display 18
6.2 Setup menu
20
6.3 Information menu 21
6.4 Description of fault indications 22
7. Installation of lifting station
24
7.1 General description 24
7.2 Guidelines for installation of lifting station 25
7.3 Procedure for installation of lifting station
25
8. Installation of LC 221 controller 27
8.1 Location 27
8.2 Mechanical installation 27
8.3 Electrical connection
28
8.4 Setting of LC 221 28
8.5 Wiring diagrams 28
9. Start-up
29
10. Maintenance and service 30
10.1 Mechanical maintenance 30
10.2 Motor
30
10.3 Electrical maintenance 31
10.4 Cleaning the level sensor 31
10.5 Contaminated lifting station or components 31
11. Fault finding
32
12. Technical data 33
12.1 Lifting station 33
12.2 LC 221 controller
33
12.3 Performance curves 34
13. Disposal 34
Warning
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
Warning
The use of this product requires experience with
and knowledge of the product.
Persons with reduced physical, sensory or
mental capabilities must not use this product,
unless they are under supervision or have been
instructed in the use of the product by a person
responsible for their safety.
Children must not use or play with this product.
Warning
If these safety instructions are not observed,
it may result in personal injury.
Warning
These instructions must be observed for
explosion-proof pumps. It is advisable also to
follow these instructions for standard pumps.
Caution
If these safety instructions are not observed,
it may result in malfunction or damage to the
equipment.
Note
Notes or instructions that make the job easier
and ensure safe operation.