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Index
1. FILTER ...................................................................................................................................................... 1
1.1. DESIGN STANDARDS...............................................................................................................................................1
1.2. CONSTRUCTION CHARACTERISTICS ACCORDING DIN 18820......................................................................................1
1.3. EQUIPMENT...........................................................................................................................................................2
1.4. DOUBLE WELDING CONNECTIONS.............................................................................................................................2
1.5. GENERAL DIMENSIONS ...........................................................................................................................................3
1.6. MEDIA RECOMMENDATIONS.....................................................................................................................................5
1.7. CHEMICAL RESISTANCE ..........................................................................................................................................5
2. HANDLING AND CAUTIONS ................................................................................................................... 6
2.1. FILTER PACKAGING ................................................................................................................................................6
2.2. FILTER STOCKAGE .................................................................................................................................................6
2.3. HOW TO MOVE YOUR FILTER IN THE FACILITY.............................................................................................................6
2.3.1. Use a froklift..............................................................................................................................................6
2.3.2. Use the eyebolts.......................................................................................................................................7
2.3.3. Never roll the filter.....................................................................................................................................7
2.3.4. Never drag the filter ..................................................................................................................................7
2.3.5. Do not use hooks......................................................................................................................................8
2.3.6. Long filters ................................................................................................................................................8
2.3.7. Avoid knocks ............................................................................................................................................8
2.4. CHOOSING THE RIGHT EMPLACEMENT FOR THE VESSEL.............................................................................................. 9
2.4.1. Flat floor...................................................................................................................................................9
2.4.2. Enough space...........................................................................................................................................9
2.5. INSTALLING THE FILTER...........................................................................................................................................9
2.5.1. Install the manifold....................................................................................................................................9
2.5.2. Test first with water...................................................................................................................................9
2.6. FILLING THE FILTER ..............................................................................................................................................10
2.6.1. Check the internals.................................................................................................................................10
2.6.2. Use a water bed......................................................................................................................................10
2.6.3. Start with a backwash.............................................................................................................................10
2.7. RECOMMENDATIONS FOR THE PRESSURE VESSEL OPERATION...................................................................................11
2.7.1. Use pressure gauges..............................................................................................................................11
2.7.2. Watch the operating pressure.................................................................................................................11
2.7.3. Check the pressure difference................................................................................................................11
2.7.4. Perform a backwash if required ..............................................................................................................11
2.7.5. Beware of corrosive substances!............................................................................................................12
2.8. FILTER MAINTENACE.............................................................................................................................................12
2.8.1. Just clean with water ..............................................................................................................................12
2.8.2. UV protection..........................................................................................................................................12
2.9. IMPORTANT RECOMMENDATIONS TO TAKE INTO ACCOUNT......................................................................................... 13
3. OPERATION MANUAL........................................................................................................................... 14
3.1. CHECK THE PACKAGING........................................................................................................................................14
3.2. GENERAL SPECIFICATIONS ....................................................................................................................................14
3.3. IDENTIFICATION OF COMPONENTS ..........................................................................................................................15
3.4. INSTALLATION SPECIFICATIONS..............................................................................................................................15
3.5. INSTALLATION......................................................................................................................................................16
3.6. INSTALLATION OF THE PRESSURE GAUGES ..............................................................................................................16
3.7. INSTALLATION OF THE BATTERY SUPPORT...............................................................................................................17
3.8. STARTING UP ......................................................................................................................................................18
3.9. NORMAL WORKING CYCLE.....................................................................................................................................18
3.10. FILTRATION .........................................................................................................................................................19
3.11. BACKWASH .........................................................................................................................................................19
3.12. BACKWASH WITH AIR AND WATER (ONLY FOR FILTERS WITH NOZZLE PLATES OR DOUBLE LATERALS)..............................20
3.13. RINSING..............................................................................................................................................................20
3.14. DRAIN ................................................................................................................................................................21
3.15. CLOSED..............................................................................................................................................................21
3.16. VALVE BATTERIES. POSITION OF THEM IN EACH OPERATION ......................................................................................22
3.16.1. Batteries with 4 valves ............................................................................................................................22
3.16.2. Batteries with 5 valves ............................................................................................................................22
3.17. DRAINING THE SAND FROM THE FILTER ...................................................................................................................23
3.18. OTHER RECOMMENDATIONS..................................................................................................................................23
3.19. MAINTENANCE.....................................................................................................................................................23
3.20. TABLE HEAD LOSS FROM SAND FILTERS WITH VALVE BATTERIES ................................................................................24
3.21. SAFETY WARNINGS ..............................................................................................................................................24
3.22. POSSIBLE FAULTS ................................................................................................................................................25
4. DO AND DO NOT.................................................................................................................................... 26
