| /£ц5\ HAYWARD INDUSTRIAL PRODUCTS installation, operation & maintenance 1 4—^»1 oetkue IIMOM ball check valves PLEASE READ THE FOLLOWING INFORMATION PRIOR TO INSTALLING AND USING HAYWARD VALVES, STRAINERS, FILTERS, AND OTHER ASSOCIATED PRODUCTS. FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN SERIOUS INJURY. Hayward assumes no responsibility for damage or injury resulting from chemical incompauinhiy niiic.ee a :s aiodncts ,inr: -hi: aloceos Munis i.' which Ihey are subjected. Compauiii [y ':l:.vl- prevaled in 1Ityva'd literature are based on ambient temperatures oí 70F and are lor reference Coillsult i i^■/■.'.■■'I'" Nil"''It I'D 1С- dCICt" I'lC '.:[".:■>!!iIII: pres.- .ni ■ al 'i ¡C aCIVil'.ne liciit.U 'in- 'lOklic iHStalli'VI асу ' lav.vaid "iuCl Mo-C that !iiC: 10 the water hammer eftecl. Also note that maximum operating pressure is dependent upon materia! selection as well as operating temperature, i in.waii: pro ti nets a a aci-it|i'ai uliinvily 1:л i.su ■.vita aeCi-:/.oai;aostable lice i:a 1-nay alio; '1 MLVLK i"-; avid ■:! lat.lot! valü compressible fluids such as compressed air or nitrogen. Systems should always he depressuri:ed and drained prior to installing or maintaining Hayward products. Temperature effect on piping systems should always be considered when the sysiei-s am nitvii.y dosagced Piping systems must he designed and supported to prevenfexcess mechanical loading on Hayward equipment dan lo i,y:eof- nasalnsaíiicn: v/tanN shoa-t vibration, and Ihe effects of thermal expansion and contraction. Because PVC and CPVC plastic products become brittle below 40F, Hayward recommends caution in their installalion and use below this Published operating tona.c cat. remetas an: iC'id apoa a/-.aia:; ;:J ac-v val.'':., clean water at 70F. Valve torque is affected by many factors ii".llli:..Y¡ ti.: d ..kccaS-ay VI-. O'alv i -ale and tanip'.'-aa.ie I i.-'-1■ -I|"|.:i: 'i:': ■: i ia- i alii .■ -.Vlir si/n i. . ■ с al ¡.main: aCt.iatOISJ 11 1 IL II I IH H 1 L Nil I I I II I L riMENDED°WhereveMnSallaHon of plastic valves into metal piping systems is necessary, it is recommended lhat at least 10 pipe diameter in length of plastic pipe be installed upstream and downstream ol Hit! pNi-lk; valvK id i;eniponsail-a It)' li 11; looters mentioned above. six mi (-oíninkction: Socket end rtiniKiMiv i in' nitmulaciurcd in ASl'M [):4fi7-44. Solvent ccmcntm" of socket end con ncei ions ni pint should he performed per ASTM specifications D2K55-N7. Cut pipe square Chamler and dchuir pipe. Surfaces must be cleaned and free of did. moisture, oil and other li и oil! 11 innlcr nil. Hen une ii.scmhh J:ul- and end coililtcl'ii- from villi t lied;.. Slide n.scmlilv a ills, with till ends latine lake. cinKi pipe le nlliell lile end connector :s lo lie eemenletl. Appk primer Ш inside socket surface of end coinieclor. Iseicr allow pi imer or ctincnl loeoulaei valve hall or end connector o-ring sealing surfaces, as icakina. mm result l.se a struiíbin;] moñón. Repeal applications mav he necessary lo so lien the surface of the socket. Next, lihciallv apph [iiiiikv le г1к- niale end i'fllie pi|V ii' riie ieiie'l' ''Illie si'.kei •lenili. ^etan aiipK ni i he shekel. w ithoiit delay nppl} cement to the pipe while the sinlucc is still ucl with primer. \e.\l appk eeineni litjuiv. hul miiliamk lo i he inside of ¡he socket. Apply a second coat often lenl lo llie pipe, mid a—eiuhle I he end tonnttlor lo Ihe pipe, nil til i nil die eml vomítelo: I 4 I urn in one direction us u is slipped to full depth on to llie pipe. I he end en a i л: lor should he held in position lor approv .!() seconds ю til low the eonneeiion lo"sct". \licr as.cinhk wipe oil' |