Table Of Contents; General Information; Hazard Statements - Grundfos UNILIFT APG Installation And Operating Instructions Manual

English (GB) Installation and operating instructions
Original installation and operating instructions

Table of contents

1. General information . . . . . . . . . . . . . 5
1.1 Hazard statements . . . . . . . . . . . . . . 5
1.2 Notes . . . . . . . . . . . . . . . . . . . . . 6
2. Product introduction . . . . . . . . . . . . 6
2.1 Product description . . . . . . . . . . . . . . 7
2.2 Intended use . . . . . . . . . . . . . . . . . 7
2.3 Pumped liquids . . . . . . . . . . . . . . . . 7
2.4 Identification. . . . . . . . . . . . . . . . . . 7
3. Receiving the product. . . . . . . . . . . . 8
4. Installation requirements . . . . . . . . . . 8
4.1 Location . . . . . . . . . . . . . . . . . . . . 8
5. Mechanical installation . . . . . . . . . . . 9
5.1 Foundation . . . . . . . . . . . . . . . . . . 9
5.2 Lifting the product . . . . . . . . . . . . . . . 9
5.3 Positioning of the product. . . . . . . . . . . 9
5.4 Installation on auto coupling . . . . . . . . . 10
5.5 Free-standing installation . . . . . . . . . . . 11
5.6 Adjustment of the float switch cable
length . . . . . . . . . . . . . . . . . . . . . 11
6. Electrical connection . . . . . . . . . . . . 12
6.1 Checking the direction of rotation . . . . . . 13
7. Starting up the product . . . . . . . . . . . 14
8. Servicing the product . . . . . . . . . . . . 14
8.1 Maintaining the product . . . . . . . . . . . . 15
8.2 Oil . . . . . . . . . . . . . . . . . . . . . . . 15
8.3 Construction. . . . . . . . . . . . . . . . . . 15
8.4 Service kits . . . . . . . . . . . . . . . . . . 16
8.5 Maintenance schedule . . . . . . . . . . . . 17
8.6 Adjusting the impeller clearance . . . . . . . 17
8.7 Replacing the grinder system. . . . . . . . . 17
8.8 Changing the oil. . . . . . . . . . . . . . . . 18
8.9 Contaminated pumps . . . . . . . . . . . . . 19
9. Fault finding . . . . . . . . . . . . . . . . . 20
9.1 The motor does not start . . . . . . . . . . . 20
9.2 The motor protection or thermal relay
trips after a short time of operation . . . . . . 20
9.3 The pump runs constantly or gives too
little water . . . . . . . . . . . . . . . . . . . 21
9.4 The pump runs but gives no water . . . . . . 21
10. Technical data . . . . . . . . . . . . . . . . 22
10.1 Storage temperature . . . . . . . . . . . . . 22
10.2 Operating conditions . . . . . . . . . . . . . 22
10.3 Sound pressure level . . . . . . . . . . . . . 22
11. Disposing of the product . . . . . . . . . . 22

1. General information

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 super-
vision 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.
Read this document before you install the
product. Installation and operation must
comply with local regulations and accepted
codes of good practice.

1.1 Hazard statements

The symbols and hazard statements below may
appear in Grundfos installation and operating
instructions, safety instructions and service
instructions.
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 seri-
ous personal injury.
CAUTION
Indicates a hazardous situation which, if
not avoided, could result in minor or mod-
erate personal injury.
The hazard statements are structured in the following
way:
SIGNAL WORD
Description of the hazard
Consequence of ignoring the warning
• Action to avoid the hazard.
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