Installation Manual - Compupool Products
Contents
1. filter directly to the water network as the pressure of the water may be too high and exceed the maximum work pressure allowed by the filter Do not clean the lid with solvents as it may damage its properties finish transparency As all the connections are made with joints it is not necessary to tighten the nuts excessively in order to avoid that some plastic pieces could break 14 y ee Ccompupool AA M products Technology in Harmony with Nature BF Series Sand Filter Installation Manual Equipped with a 6 position multiport valve that easily controls the operation and maintenance of the filter The filtration sand with 0 4 0 8 mm grading guarantees a perfect filtration for years Fitted with corrosion proof collectors and diffuser that enhance the capacity of filtration 15 y ee Ccompupool AA M products Technology in Harmony with Nature2. BF Series Sand Filter Installation Manual ife a compu pool products Technology in Harmony with Nature BF Series Sand Filter What happens to the water in your pool This should be a question of prime consideration for all pool owners In the past some pools did not use filtering systems the owner was faced with the problem of refilling the pool with clean water when this became necessary Refilling the pool was laborious meanwhile the owner had an unsanitary pool with unpleasant bathing owing to the poor clarity of the water Today pool owners demand absolute hygiene crystal clear water and economy of effort These objectives are achieved by effective filtration and chemical treatment of the pool water After filling the pool with clean water in the summer two basic factors can take place due to the exposure of water to the sun and the air 1 Biological contamination The water is contaminated by micro organisms which may be airborne or introduced by bathers These parasites reproduce rapidly in still warm water and algae may form giving a greenish appearance to the pool water 2 Rainfall and wind may introduce dust with leaves and seeds which muddy and pollute the pool water These two factors generate in little time an unsanitary swimming pool and unpleasant bathing Solutions to the problem 1 CHEMICAL TREATMENT Maintain the correct level of sanitizer chlorine brome oxygen in the wate
3. P 12 y ED compupool AA M products Technology in Harmony with Nature BF Series Sand Filter The most common PROBLEMS Prefilter blocked Clean filter The filter only provides a small volume of the Check by the arrow on the body of the prefilter which way the motor is filtered water i Motor turning the wrong way turning if this is not Vacuum heads correct reverse the have poor suction motor connections Suction pipes are blocked Proceed to clean Water pH is high Cloudy The pressure Decrease the pH f water rises rapidly during a filter Lack of chlorine Greenish ever coloured et Add chlorine Check for leaks in the The pump is taking in air prefilter and suction The pressure pipes gauge varies considerably Check that the suction Suction is half closed valves are completely open If there is no arrow the direction of the motor can be checked as follows Stand in front of the pump i e where the inlet pipe is situated with the motor behind Make sure that the direction of the motor is counter clockwise 13 y EA compupool A M products Technology in Harmony with Nature BF Series Sand Filter SAFETY WARNINGS Never start up the system without water Whenever you operate the filter or the selector valve switch off the pump first Never allow children or adults to sit on the system Do not connect the
4. e main drain valve fully open for the pump to have sufficient suction For the pump to suction keep the prefilter and the main drain pipes full of water Before drainage make sure that the skimmer valves and the bottom cleaner valves are closed WASTE ENTLEEREN EGOUT DESAGUE SCARICO RINSE After the carrying out the BACKWASH operation on the filter and placing the installation RINSE in the FILTRATION position the water flowing NACHSPULEN into the swimming pool will be cloudy for a few FILTRE EGOUT seconds so to prevent it from reaching the ENJUAGUE swimming pool there is a RINSE position for the RISCIACOLO selector valve which is operated as follows N immediately after the BACKWASH put the valve 10 i a sompupool Technology in Harmony with Nature BF Series Sand Filter in the RINSE position and switch on the pump for 1 minute after which the pump is switched off and the valve placed in the FILTRTION position This position ensures that the filtered water goes directly to the drain CLOSED As its name indicates this position is for closing off the water from the filter to the pump and it is used for opening the collector prefilter of the pump CLOSED GESCHLOSSEN FERME CERRADO CHIUSE START UP When the filter has been loaded the sand must be washed Proceed as follows 1 Place the selector valve in the BACKWASH position 2 Op
5. en the valves controlling the swimming pool suction pipes and run the pump for 4 minutes 11 y Eu compupool SAA M products Technology in Harmony with Nature BF Series Sand Filter 3 Stop the pump place the handle of the selector valve into the RINSE position and rinse for 1 min Then stop the pump and place the handle of the selector valve into FILTRATION position When this has been done the filter will be ready to start the filtering cycles for the water in the swimming pool IMPORTANT The pump should be switched off when the position of the selector valve handle is being changed MAINTENANCE Do not use solvents for cleaning the filter this could damage the filter especially its finish Always replace the joints and pieces that may not be in good condition Backwash and rinse when needed as instructions specified in this manual Clean the sand every year for a better performance with solid or liquid product It s recommended to change the sand inside the filter approximately every 3 years Winter period In order not to damage the filter during the winter period please follow the instructions below Perform a backwash and a rinse as previously detailed Remove the water from the filter Take off the lid to ventilate the filter in the period of inactivity When you need to start up the filter again after a period of inactivity follow the instructions stated in the paragraph START U
6. er the opening of the inner pipe in order not to drop sand inside it 3 Fill the filter with water to half capacity 4 Pour the required quantity of sand inside the filter 5 Clean the seating of the gasket joint 6 Fix the filter valve in place FILTRATION PROCESS The selector valve has a handle of 6 positions that selects any of the necessary operations to obtain the maximum efficiency from the filter IMPORTANT Always switch off the pump when changing the position of the selector valve T y Eu compupool SAA M products Technology in Harmony with Nature BF Series Sand Filter FILTRATION With the pump switched off place the handle of the selector valve in the FILTRATION position Switch on the pump During this operation it is advisable to observe the pressure gauge from time to time as this indicates the degree of saturation of the filter When the pressure reaches 18 5 PSI a BACKWASH should be carried out The main drain and skimmer valves will be regulated according to the quantity of floating material found on the surface of the water Bear in mind that with the main drain valve fully open there will be little suction from the skimmers If the surface sweep of the skimmers is to be stronger reduce the flow from the main drain FILTER FILTERN FILTRATION FILTRACION FILTRAZION A 0 8 kg cm 11 4 PSI 1 3 kg cm 18 5 PSI This Normal pressure at
7. l water is highly dependent on maintaining constantly the correct pH level CHLORINE Standards for the amount of residual free chlorine in the pool water may vary from country to country depending on health authority regulations Typical legal requirements are between 0 2 and 0 6 parts per million i e 0 2 0 6 milligrams per litre Ba y ED compupool AA M products Technology in Harmony with Nature BF Series Sand Filter What is understood by free or residual chlorine Even after the filtering process certain bacteria remains to be destroyed by the disinfecting action of the chlorine which is usually acting on the bacteria in the form of hyperchloride acid A quantity of chlorine that is added to the water in excess of that needed to destroy bacteria and oxidize organic material remains free to combat new bacteria introduced by bathers or atmospheric agents This chlorine remaining in the water is known as free residual chlorine FILTRATION It is essential that the filtration is accompanied by chemical treatment of the pool water The two processes are complimentary to each other WORKING PRINCIPLES 6 return suction inlets 2 skimmer z E 5 filter 1 drain py J pk 3 valves 4 pump 4 aes Rh a tad Technology in Harmony with Nature BF Series Sand Filter Suction is taken from the main drains 1 on the bottom of the pool and the skimmers 2 at the pool s
8. r to combat existing micro organisms by its disinfecting action As chlorine is the more common method it will be taken as the reference point 2 PHYSICAL TREATMENT Provide the pool with a filtration system filter and pump to remove suspended particles from the water 2 y ED compupool AA M products Technology in Harmony with Nature BF Series Sand Filter pH LEVEL m The pH level is an indicator of acidity or alkalinity present in the water The neutral value is 7 0 pH From 0 to 7 are the levels of acidity whilst from 7 to 14 are those of alkalinity The pool usual readings vary between 6 8 and 8 4 Why pH is important THE IDEAL PH VALUE IN A POOL SHOULD BE BETWEEN 7 2 AND 7 6 As previously stated sufficient residual chlorine must exist in the pool to destroy unwanted micro organisms in fact the chlorine will only act as a bactericide when the pool water has a pH of between 7 2 and 7 6 There are other reasons which call for a correct pH level Once above 7 6 calcium in the pool will precipitate to a visible cloudy form accentuated in hard water areas This gives a milky appearance to the water and hinders the filtering deposits may also appear on the pool walls and fittings Once the pH level falls below 7 0 the pool water becomes corrosive causing eye irritation and affecting mucous membranes There is also a long term threat to metallic parts in the pool The quality of the poo
9. the pressure indicates that it is beginning of a filtering necessary to BACKWASH cycle 8 ee Compupool Prd products Technology in Harmony with Nature BF Series Sand Filter BACKWASH Each load of sand forms thousands of channels which pick up all the material contained and caught up in the filtering process the number of free channels allowing the water to pass is continually decreasing This is why the pressure rises progressively until it reaches 1 3 kg cm At this pressure the filtering sand is unable to collect any more impurities and must be cleaned as follows Turn the selector valve to the BACKWASH position and with the main drain and return valves open v BACKWASH switch on the pump and run it for 2 minutes When BUCKSPULEN this operation is completed the dirt blocking the filter LAVAGE LAVADO will have been removed CONTROLAVAGGIO RECIRCULATE In this position the selector valve allows the water from the pump to go directly to the swimming pool without passing through the inside of the filter REEIRCULATE ZIRKULIEREN CIRCULATION CIRCULACION y D compupool SAA M products Technology in Harmony with Nature RICIRCOLO BF Series Sand Filter WASTE If the swimming pool needs to be drained this can be done using the filter pump In order to do this the selector valve should be in the WASTE position The motor is run with th
10. urface and fed via separate pipe work with their corresponding valves 3 through the pump 4 to the sand filter 5 After filtration the water is returned to the pool via return inlets 6 which are installed on the opposite side of the pool to the skimmers and main drains Once in the filter the water is circulated downwards through silica sand and suspended particles are retained The filter sand needs to be washed at intervals to remove the particles it has retained backwash This is achieved by reversing the flow through the filter and directing the water containing the dislodged particles to drain When the filter pressure reaches over 1 3 kg cm it means that the sand filter needs to be backwashed Bearing these principles in mind the following installation and operation instructions should not represent any problem INSTALLATION The filter should be installed as close as possible to the swimming pool and preferably at a level of 0 50 metres below the surface of the water in the swimming pool Make sure there is drainage available at the place where the filter is to be installed IMPORTANT Do not use an iron and hemp pipe for the selector valve connection it is essential to use plastic accessories and TEFLON tape Pipe terminals are available threaded fixing in 1 Ye and 2 Always leave enough space around the filter in order to perform the necessary examinations and maintenance during the filter s life ze
11. y ED compupool AA M products Technology in Harmony with Nature BF Series Sand Filter ASSEMBLY Follow these indications for a correct assembly of the filter 1 Place the filter on a horizontal and clean surface 2 Place the filter in its final location 3 In case of a filter with top valve install the selector valve on top of the filter with the clamp Make sure that the joint between the valve and the filter are correctly placed 4 Perform the three connections of the selector valve pump piping to the valve valve to the waste drain and valve to the pool return Each of these three outlets is clearly identified on the valve 5 Set the gasket the valve the clamp and the manometer see exploded view It is not necessary to use teflon tape as the watertightness is guaranteed in this case by the joint Do not tighten the manometer with a tool as manually will be sufficient First fix the gasket Then position the valve 6 y ED compupool AA M products Technology in Harmony with Nature BF Series Sand Filter Fix the pressure Last place the gauge clamp SAND LOAD In order to obtain maximum efficiency from your filter it should be filled with silica sand with a grain size classification of 16 32 inches With the quantity indicated on the plate specifying the characteristics proceed as follows 1 Take off the clamp and the valve with the gasket 2 Cov
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