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Summary of Contents for Gemas BOBBIN WOUND
- Page 1 HORIZONTAL FILTERS INSTALLATION MANUAL BOBBIN WOUND SAND FILTERS FOR AQUATIC APPLICATION IMPORTANT SAFETY INSTRUCTIONS READ AND FOLLOW ALL INSTRUCTIONS SAVE THESE INSTRUCTIONS...
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Page 2: Important Safety Instructions
Council Directive 97/23/EC. The manufacturer, Gemas has the right to modify the products without previous notice for as far as their characteristics are not really changed by this. - Page 3 This manual provides the necessary instructions to totally anticorrosive. Inside, it contains collectors and install, use and maintain bobbin wound filters. In order diffusers made of unalterable plastic material (PVC and to obtain the benefits that are indicated in the ABS), tested against salt-water.
- Page 4 -After the filling of the bottom tank, apply the same filling sequence to the upper tank. -Put upper filter onto bottom filter as shown on photo. ALL GEMAS FILTERS ARE HYDRAULIC TESTED AT Please carry the filters as intructed on 3.1 Handling of PRODUCTION FACILITY. NEVERTHELESS, IT IS ADVISED this manual.
- Page 5 3.1.3 Manometers. On pool filters, when the filter is clean, the usual pressures are: -Inlet pressure: 0.8-1 Kg/cm2 3.1.2 Setting up the valve battery. -Outlet pressure: 0.4-0.6 Kg/cm2 Valves battery is delivered completely equipped, with four or five valves, (depending on your order), and its When the differential pressure between the two manometer panel with its corresponding connections.
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Page 6: Important Note
Then, start filling the filter with sand or other filtration 3.1.4-Battery installation. elements, taking into account that first of all you must Once the battery is perfectly lined- put gravel up to the collector arms (10 cm. approx). up, it is necessary to install special supports to hold up the weight of the This must be done very carefully in order to avoid any battery and the water that follows in... -
Page 7: Working Process
5-WORKING PROCESS 5.2-Backwash. The filtration bed forms thousands of channels that 5.1-Filtration. collect the impurities and solid waste contained in It has to be done with the pump stopped and valves in water. position Fig 13. In the course of time, sediment may block the collector During the filter functioning it is recommended to system and dirt may blind the filter medium. - Page 8 5.3 Rinse. This process can only be done when a five valve battery has been installed. Rinse must be carried out immediately after backwash to 5.4-Drain. discharge the remaining impurities that could have entered in the collectors during the filter’s backwash. When the pool has to be emptied, if its drain does not The length of rinse is 3 minutes (according to DIN contain an overflow directly linked to the sewer, it can...
- Page 9 6- EMPTYING OF FILTERS SAND To change sand or filtration media, proceed as follows: 8- GUARANTEE 1-Remove top lid. This filter has been manufactured using the best high technology materials and manufacturing process, going 2-Drain filter’s water through the lower drainage hole. through strict quality test on materials, finishes and performance.
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