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Table of Contents
Summary of Contents for Davis & Shirtliff DAYLIFF DX Series
- Page 1 DX Filter Installation & Operating Manual...
- Page 2 INDEX SPECIFICATIONS 2. INSTALLATION 3. OPERATION 4. TROUBLE SHOOTING 5. TERMS OF WARRANTY © Davis & Shirtliff Ltd 2022 Contents herein are not warranted...
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Page 3: Filter Specifications
Congratulations on selecting a Dayliff DX Filters. They are manufactured to the highest standards and if installed and operated correctly will give many years of efcient and trouble free service. Careful reading of this Installation Manual is therefore important, though should there be any queries they should be referred to the equipment supplier. - Page 4 It must be remembered that the most important aspect of a pool's appearance is the quality of its water. The key to this is efficient filtration and a pool's filter is the one piece of equipment where compromise does not pay. DAYLIFF 'DX' filters are quality products which have been carefully designed to combine the highest standards of performance with outstanding reliability and ease of operation.
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Page 5: Installation
2. INSTALLATION 2.1 Pipe Connections The recommended piping layouts for “freeboard” and “decklevel” pools are shown below. Piping should be uPVC Class C or D. Alternatively G.I. Piping can be used if there is a risk of fracture. Pipelines should be laid with as few bends as possible and either level or at an even rising slope to the pump as changes in slope can lead to air pockets and consequent operational problems. -
Page 6: Filter Positioning
FREE BOARD LAYOUT 2.2 Filter Positioning When the Multiport Valve is clamped, the handle of the valve in the ‘FILTER’ position should line up with the manufacturer’s name plate. The filter should therefore be positioned to take account of this BEFORE it is charged with media. - Page 7 30% Freeboard for expansion during backwash LAYER 2 LAYER 1 MEDIA CHART Sand Media LAYER 1 LAYER 2 LAYER 3 MODEL DEPTH BAGS BAGS BAGS DEPTH DEPTH GRADE GRADE GRADE (MM) (No.) (NO.) (NO.) (MM) (MM) DX300 NONE DX 500 NONE DX 600 NONE...
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Page 8: Operation
2.4 Commissioning When commissioning, the following procedure must be followed ensuring the the MPV is properly :- Open all suction valves and ensure that the pump strainer is filled with water. Open any valve on the return side of the filter. Set Multiport Valve to 'BACKWASH' and start pump. - Page 9 FILTER WASTE The normal operating position. Water from the pump is fed into the top of the filter and after passing through the media is collected at the bottom. It is then returned to the pool through the inlet pipes. FILTER TO POOL PUMP...
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Page 10: Troubleshooting
CLOSED WARNING WASTE This shuts off all flow to the filter. In pool applications it is most frequently used to isolate the filter when removing 3. OPERATION the line strainer lid to clean the basket. FILTER TO POOL PUMP FROM POOL 3.2 Maintenance of Filters DAYLIFF filters need no routine maintenance other than regular backwashing. -
Page 11: Terms Of Warranty
5. TERMS OF WARRANTY i) General Liability • In lieu of any warranty, condition or liability implied by law, the liability of Dayliff (hereafter called the Distributor) in respect of any defect or failure of equipment supplied is limited to making good by replacement or repair (at the Distributor’s discretion) defects which under proper use appear therein and arise solely from faulty design, materials or workmanship within a specified period. - Page 12 INS503A-12/22...
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