Grundfos 99844392, Installation And Operating Instructions Manual

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English (GB) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. General information . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1 Hazard statements . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.2 Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.3 Target group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.4 General safety warnings . . . . . . . . . . . . . . . . . . . . . . 5
2. Product introduction. . . . . . . . . . . . . . . . . . . . . . . . 6
2.1 Product description . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 Identification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3. Receiving the product . . . . . . . . . . . . . . . . . . . . . . . 9
3.1 Inspecting the product. . . . . . . . . . . . . . . . . . . . . . . . 9
3.2 Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3.3 Transportation of the product . . . . . . . . . . . . . . . . . . . 9
3.4 Handling and lifting the product . . . . . . . . . . . . . . . . . . 9
4. Installation requirements . . . . . . . . . . . . . . . . . . . . 10
4.1 Installation room . . . . . . . . . . . . . . . . . . . . . . . . . . 10
4.2 Diesel pumps with direct air cooling . . . . . . . . . . . . . . 11
4.3 Diesel pumps with water/water heat exchanger . . . . . . . 11
4.4 Diesel tank withcontainmentbasin andventconnection . . . 13
4.5 Exhaust gas outlet of the diesel pumps . . . . . . . . . . . . 14
4.6 Exhaust back pressure . . . . . . . . . . . . . . . . . . . . . . 14
5. Mechanical installation . . . . . . . . . . . . . . . . . . . . . 15
5.1 Foundationandanchorage . . . . . . . . . . . . . . . . . . . . 16
5.2 Connecting the priming circuit . . . . . . . . . . . . . . . . . . 16
5.3 Connecting therecirculation circuits. . . . . . . . . . . . . . . 16
6. Electrical installation . . . . . . . . . . . . . . . . . . . . . . 16
7. Functional diagram . . . . . . . . . . . . . . . . . . . . . . . 17
8. Startup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
8.1 Alignment of the pumps . . . . . . . . . . . . . . . . . . . . . . 18
8.2 Priming the pumps . . . . . . . . . . . . . . . . . . . . . . . . . 19
9. Control functions . . . . . . . . . . . . . . . . . . . . . . . . . 20
9.1 Control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
9.2 Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . 30
10. Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.1 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.2 Verificationsand checks . . . . . . . . . . . . . . . . . . . . . . 31
11. Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
12. Fault finding . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
12.1 The electric pump does not start . . . . . . . . . . . . . . . . 34
12.2 The diesel pump does not start . . . . . . . . . . . . . . . . . 34
12.3 The thermal relay trips (onlyfor jockey pumps) . . . . . . . . 34
12.4 The flow rate of thepumpset is notas desired . . . . . . . . . 34
12.5 Water hammer in the system. . . . . . . . . . . . . . . . . . . 34
12.6 Leaks from the mechanical seal . . . . . . . . . . . . . . . . . 34
13. Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
13.1 Operating conditions. . . . . . . . . . . . . . . . . . . . . . . . 35
14. Disposing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
14.1 Precautionsfordisposal . . . . . . . . . . . . . . . . . . . . . . 35
14.2 Disposing of the product . . . . . . . . . . . . . . . . . . . . . 35
1. General information
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 serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate 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.
1.2 Notes
The symbols and notes below may appear in Grundfos installation
and operating instructions, safety instructions and service
instructions.
Observe these instructions for explosion-proof products.
A blue or grey circle with a white graphical symbol
indicates that an action must be taken.
A red or grey circle with a diagonal bar, possibly with a
black graphical symbol, indicates that an action must not
be taken or must be stopped.
If these instructions are not observed, it may result in
malfunction or damage to the equipment.
Tips and advice that make the work easier.
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English (GB)