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English (US)
English (US) Installation and operating instructions
Original installation and operating
instructions
These installation and operating instructions
describe Grundfos ALPHA2.
Sections 1-5 give the information necessary to
be able to unpack, install and start up the
product in a safe way.
Sections 6-11 give important information about
the product, as well as information on service,
fault finding and disposal of the product.
CONTENTS
Page
1. Limited warranty
Products manufactured by Grundfos Pumps
Corporation (Grundfos) are warranted to the
original user only to be free of defects in
material and workmanship for a period of 30
months from date of installation, but not more
than 36 months from date of manufacture.
Grundfos' liability under this warranty shall be
limited to repairing or replacing at Grundfos’
option, without charge, F.O.B. Grundfos’ factory
or authorized service station, any product of
Grundfos manufacture. Grundfos will not be
liable for any costs of removal, installation,
transportation, or any other charges that may
arise in connection with a warranty claim.
Products which are sold, but not manufactured
by Grundfos, are subject to the warranty
provided by the manufacturer of said products
and not by Grundfos' warranty.
Grundfos will not be liable for damage or wear to
products caused by abnormal operating
conditions, accident, abuse, misuse,
unauthorized alteration or repair, or if the
product was not installed in accordance with
Grundfos' printed installation and operating
instructions and accepted codes of good
practice. The warranty does not cover normal
wear and tear.
To obtain service under this warranty, the
defective product must be returned to the
distributor or dealer of Grundfos' products from
which it was purchased together with proof of
purchase and installation date, failure date and
supporting installation data. Unless otherwise
provided, the distributor or dealer will contact
Grundfos or an authorized service station for
instructions. Any defective product to be
returned to Grundfos or a service station must
1. Limited warranty
2
2. General information
3
2.1 Symbols used in this document
3
3. Receiving the product
4
3.1 Inspecting the product
4
3.2 Scope of delivery
4
4. Installing the product
4
4.1 Quick installation tips
5
4.2 Mechanical installation
5
4.3 Changing the power head position
6
4.4 Insulating the pump housing
7
4.5 Electrical connection
8
5. Starting up the product
10
5.1 Venting the pump
10
5.2 First startup
10
6. Product introduction
10
6.1 Product description
10
6.2 Applications
10
6.3 Pumped liquids
11
7. Identification
12
7.1 Nameplate
12
7.2 Type key
12
7.3 Approvals
12
8. Control functions
13
8.1 Elements on the control panel
13
8.2 Display
13
8.3 Setting the pump
13
8.4 Selection of control mode by
application
13
8.5 Pump control
14
8.6 Pump performance and operating
mode selection
15
9. Fault finding the product
16
10. Technical data
18
10.1 Operating conditions
18
11. Disposing of the product
19
Prior to installation, read this
document. 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 the use of the
appliance in a safe way and
understand the hazards involved.
Children must not use or play with the
appliance. Cleaning and user
maintenance shall not be made by
children without supervision.
Successful operation depends on
careful attention to the procedures
described in this manual. Keep this
manual for future use.
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