Hayward FILTER-SAND 21IN SIDE MT OL ProSeries-High-Rate-Sand-Filters-Owners-Ma - Page 7

Pipe Size [mm] 1" [32] 1 ¼" [40] MAXIMUM RECOMMENDED SYSTEM FLOW RATE BY PIPE SIZE Flow rate Pipe Size Flow rate Pipe Size Flow rate GPM [Liter/Min] [mm] GPM [Liter/Min] [mm] GPM [Liter/Min] 20 1 ½" 45 2 ½" 110 [75] [50] [170] [75] [415] 30 [110] 2" 80 [63] [300] 3" 160 [90] [600] REMEDY PROBLEM SOLVING LIST LOW WATER FLOW SHORT FILTER CYCLES POOL WATER WON'T CLEAR UP • Check skimmer and pump • Check for algae in pool and • Check chlorine, pH and total strainer baskets for debris. superchlorinate as required. alkalinity levels and adjust as required. • Check for restrictions in intake and • Be sure chlorine and Ph levels are in • Be sure flow rate through filter is discharge lines. • Check for air leak in intake line (indicated by bubbles returning to pool). • Backwash filter. proper range (adjust as required). • Check surface of filter sand for crusting or caking (remove 1 " of sand if necessary). sufficient. • Operate filter for longer periods. • Be sure Vari-Flo valve is set on "Filter" position. SUGGESTED POOL CHEMISTRY LEVELS pH TOTAL ALKALINITY CHLORINE (UNSTABILIZED) CHLORINE (STABILIZED) CHLORINE STABILIZER (Cyanuric Acid) 7.2 to 7.6 100 to 130 ppm 0.3 to 1.0 ppm 1.0 to 3.0 ppm 40 to 70 ppm POOL CHEMICAL GUIDELINES ACTION REQUIRED TO CORRECT POOL CHEMISTRY TO RAISE TO LOWER Add Soda Ash Add Muriatic Acid or Sodium Bisulphate Add Sodium Bicarbonate Add Muriatic Acid Add Chlorine Chemical No action - chlorine will naturally dissipate Add Chlorine Chemical Add Stabilizer No action - chlorine will naturally dissipate Dilution - partially drain & refill pool with water that has not been treated with Cyanuric Acid. HAYWARD® Pool Products Limited Warranty To original purchasers of this equipment, Hayward Pool Products, Inc. warrants its sand filters to be free from defects in materials and workmanship for a period of ONE (1) year from the date of purchase, when used in single family residential applications. The limited warranty excludes damage from freezing, negligence, improper installation, improper use or care or any Acts of God. Parts that fail or become defective during the warranty period shall be repaired or replaced, at our option, within 90 days of the receipt of defective product, barring unforeseen delays, without charge. Proof of purchase is required for warranty service. In the event proof of purchase is not available, the manufacturing date of the product will be the sole determination of the purchase date. To obtain warranty service, please contact the place of purchase or the nearest Hayward Authorized Service Center. For assistance on your nearest Hayward Authorized Service Center please visit us at www.hayward.com. Hayward shall not be responsible for cartage, removal, repair or installation labor or any other such costs incurred in obtaining warranty replacements or repair. The Hayward Pool products warranty does not apply to components manufactured by others. For such products, the warranty established by the respective manufacturer will apply. The express limited warranty above constitutes the entire warranty of Hayward Pool Products with respect to its' pool products and is in lieu of all other warranties expressed or implied, including warranties of merchantability or fitness for a particular purpose. In no event shall Hayward Pool products be responsible for any consequential, special or incidental damages of any nature. Some states do not allow a limitation on how long an implied warranty lasts, or the exclusion of incidental or consequential damages, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may also have other rights, which vary from state to state. *Supersedes all previous publications. Hayward Pool Products 620 Division Street Elizabeth, NJ 07207 USE ONLY HAYWARD GENUINE REPLACEMENT PARTS 7