Grundfos DMB Series User Manual

2
CONTENTS
1. General information ............................................................3
1.1 Applications ......................................................................3
1.2 Service documentation ......................................................3
1.3 Operating conditions .........................................................3
2. Safety..................................................................................4
2.1 Identification of safety instructions in this manual.............4
2.2 Qualification and training of personnel..............................4
2.3 Risks when safety instructions are not observed ................4
2.4 Safety-conscious working..................................................4
2.5 Safety instructions for the operator/ user ...........................4
2.6 Safety instructions for maintenance, inspection and
installation work......................................................................4
2.7 Unauthorised modification and manufacture of spare parts4
2.8 Improper operating methods..............................................4
2.9 Safety of the system in the event of a failure in the dosing
system.....................................................................................5
3. Transport.............................................................................5
3.1 Delivery ............................................................................5
3.2 Unpacking.........................................................................5
3.3 Return ...............................................................................5
4. Technical data......................................................................5
4.1 Identification.....................................................................5
4.2 General description ...........................................................5
5. Installation ..........................................................................6
5.1 Installation location ...........................................................6
5.2 Mounting...........................................................................1
5.3 Installation tips ..................................................................6
5.4 Tube / pipe lines ................................................................7
6. Electrical connections..........................................................7
6.1 Version with mains plug ....................................................8
7. Start-up / shutdown..............................................................8
7.1 Initial start-up / subsequent start-up ...................................8
7.2 Operating the pump ...........................................................9
7.3 Shutdown...........................................................................9
8. Operation.............................................................................9
8.1 Control and display elements.............................................9
8.2 Switching on/off..............................................................10
8.3 Operating the pump with control unit ..............................10
8.4 Notes for stroke-length adjustment ..................................11
8.5 Pumps with manual deaeration ........................................11
9. Maintenance......................................................................11
9.1 General notes...................................................................11
9.2 Maintenance intervals......................................................11
9.3 Cleaning suction and discharge valves.............................11
9.4 Replacing the diaphragm .................................................12
10. Fault finding chart ...........................................................13
11. Disposal...........................................................................14

Grundfos DMB Series Specifications

General

Brand	Grundfos
Model	DMB Series
Category	Water Pump
Language	English