Grundfos FB 10/40, Installation And Operating Instructions Manual

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1. Introduction _________________________________________________ 5
1.1 Target group_________________________________________________________________5
1.2 Symbols and formatting ________________________________________________________5
1.3 References to the document ____________________________________________________5
2. Safety ______________________________________________________ 6
2.1 Instructions for the operator _____________________________________________________6
2.1.1 General information _______________________________________________________6
2.2 Safety instructions in the operating manual _________________________________________6
2.3 Identification of instructions in the operating manual __________________________________6
2.3.1 Structure of safety instructions ______________________________________________7
2.4 Qualifications and training of personnel ___________________________________________7
2.5 Safety-conscious work ________________________________________________________7
2.6 Safety instructions for the operator / user __________________________________________8
2.7 Unauthorized modifications and production of spare parts _____________________________8
2.8 Improper operation____________________________________________________________8
2.9 Transport ___________________________________________________________________9
2.10 Cleaning ___________________________________________________________________9
2.11 Repair contract_____________________________________________________________10
3. Product description __________________________________________ 11
3.1 Pump Overview _____________________________________________________________11
3.2 Description _________________________________________________________________11
3.2.1 Areas of application ______________________________________________________11
3.3 Proper usage _______________________________________________________________12
3.3.1 Pumped liquids _________________________________________________________12
3.3.2 Minimum flow rate Q
min
___________________________________________________12
3.3.3 Connections and pipelines ________________________________________________12
3.3.4 Motor activation _________________________________________________________12
3.3.5 Design ________________________________________________________________12
3.4 Technical data ______________________________________________________________12
3.4.1 Pump denomination _____________________________________________________13
3.4.2 Pump model number _____________________________________________________14
3.4.3 Nameplate _____________________________________________________________14
3.4.4 Maximum operating temperature ___________________________________________14
3.4.5 Maximum operating pressure ______________________________________________14
4. Mounting, installation and connection __________________________ 15
4.1 Inspection before pump installation ______________________________________________15
4.1.1 Check for free rotation of the impeller ________________________________________15
4.2 Installation in the pipeline______________________________________________________15
4.2.1 Space requirements _____________________________________________________17
4.3 Connections for flushing system ________________________________________________18
4.3.1 Quench design _________________________________________________________18
4.4 Electrical connections ________________________________________________________18
4.4.1 Motor connection ________________________________________________________18
5. Start-up / shut-down _________________________________________ 19
5.1 Start-up ___________________________________________________________________19
5.1.1 Check application conditions _______________________________________________19
5.1.2 Starting up the pump _____________________________________________________19
5.1.3 Leakage check of mechanical seal __________________________________________19
5.2 Shut-down _________________________________________________________________20
5.2.1 Shutting down the pump __________________________________________________20