VERDER VERDERFLEX Dura 80 Operating Manual page 4

Table of Contents
7. Operation .............................................................................................................................................. 19
7.1
7.2
7.3
7.4
7.5
8. Inspection, Maintenance and Repair .................................................................................................. 22
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
9. Troubleshooting ................................................................................................................................... 29
9.1
10. List of Tables and Figures ................................................................................................................... 32
11. Technical specifications ...................................................................................................................... 33
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
12. Trademarks ........................................................................................................................................... 35
13. Document History ................................................................................................................................ 35
Original instructions (en)
6.10.1 Installing the piping .....................................................................................................................19
Pre-commissioning the pump......................................................................................................................19
7.1.1 Checking the direction of rotation with dry pump ........................................................................19
7.1.2 Starting the Pump .......................................................................................................................19
7.1.3 Switching OFF the pump ............................................................................................................19
Commissioning the pump............................................................................................................................20
7.2.1 Switching ON the Pump ..............................................................................................................20
7.2.2 Switching OFF the pump
(refer to 7.1.3) .............................................................................................................................................20
Shutting down the pump .............................................................................................................................20
Start-up following a shutdown period ..........................................................................................................20
Operating the standby pump .......................................................................................................................21
Inspection ....................................................................................................................................................22
Maintenance................................................................................................................................................22
8.2.1 Cleaning the pump ......................................................................................................................22
8.2.2 Cleaning protocol for hoses ........................................................................................................23
8.2.3 Maintenance schedule ................................................................................................................24
Repair ..........................................................................................................................................................25
8.3.1 Preparations for dismounting ......................................................................................................25
8.3.1 Returning the pump to the manufacturer ....................................................................................25
8.3.2 Rebuild / Repair ..........................................................................................................................25
Drain/change the lubricant ..........................................................................................................................26
Grease the gearbox adaptor/bearing carrier ...............................................................................................26
Hose change ...............................................................................................................................................26
Replace the rotor shoe ................................................................................................................................27
Replace the rotor.........................................................................................................................................28
Pump malfunctions......................................................................................................................................29
Pump specifications ....................................................................................................................................33
Ambient conditions ......................................................................................................................................33
Tightening torques ......................................................................................................................................33
Preservatives ..............................................................................................................................................33
Cleaning agents (after hose is removed) ....................................................................................................33
Lubricants ....................................................................................................................................................33
Solids size handling ....................................................................................................................................33
Shimming chart ...........................................................................................................................................34
© Verder Liquids B.V
Dura 80 - Operating manual
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