Grundfos Fire NKF, Installation And Operating Instructions Manual

Page: 6 / 388

English (GB)
6
English (GB)
Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. General warning
2. Symbols used in this document
The instructions below placed on the pump set must be observed
and must be legible at all times:
• direction of rotation arrow
• labelling of pipe connections
• stickers with safety instructions.
1. General warning 6
2. Symbols used in this document 6
3. General information 7
4. Applications
7
5. Delivery and storage 7
5.1 Pump 7
5.2 Pump set 7
6. Product description 8
6.1 Pump 8
6.2 Pump set 8
7. Identification 10
7.1 Pump 10
7.2 Pump set 11
8. Technical data 13
8.1 Pump 13
8.2 Pump set 14
9. Operating conditions
14
9.1 Maximum operating pressure
14
9.2 Minimum inlet pressure 14
9.3 Maximum inlet pressure 14
9.4 Minimum flow rate
14
9.5 Pumped liquids 15
9.6 Pump speed 15
9.7 Direction of rotation
15
9.8 Liquid and ambient temperature 15
9.9 Relative air humidity 15
9.10 Effect of ambient temperature and altitude on engine/
motor output
15
10. Installation
15
10.1 Location
15
10.2 Foundation 15
10.3 Vibration dampening 16
10.4 Mounting the pump set
17
10.5 Alignment 17
10.6 Pipe connection 19
10.7 Priming tank and test pipe 20
10.8 Bypass pipe
20
10.9 Connecting the cooling system 20
10.10 Exhaust system 21
10.11 Separate fuel tank
21
10.12 Separate control cabinet 22
11. Electrical connection 22
12. Start-up
22
12.1 Preparations before start-up
22
12.2 Starting the pump set 23
12.3 Checking the function 23
12.4 Shaft seal run-in
23
13. Operation 24
14. Shutdown
24
15. Maintenance 25
15.1 Maintenance interval 25
15.2 Pump set 25
15.3 Pump
26
15.4 Diesel engine
26
15.5 Electric motor 26
15.6 Coupling 26
15.7 Controller
26
16. Fault finding 27
16.1 Pump set with electric motor 27
16.2 Pump set with diesel engine
28
17. Service, accessories, spare parts 30
18. Warranty 30
19. Further documentation
30
20. Disposal 30
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
If these instructions are not observed, it may lead
to electric shock with consequent risk of serious
personal injury or death.
Warning
The surface of the product may be so hot that
it may cause burns or personal injury.
Warning
The sound pressure level is so high that hearing
protection must be used.
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.