Hayward Universal H-Series Low NOx User manual

FOR YOUR SAFETY
WARNING: If the information in these
instructions is not followed exactly, a fire
or explosion may result causing property
damage, injury, or death.
- Donotstoreorusegasolineorotheram-
mablevaporsorliquidsinthevicinityofthis
oranyotherappliance.
WHAT TO DO IF YOU SMELL GAS:
• Donottrytolightanyappliance.
• Donottouchanyelectricalswitch;donotuse
anyphoneinyourbuilding.
• Immediatelycallyourgassupplierfroma
neighbor’sphone.Followthegassupplier’s
instructions.
• Ifyoucannotreachyourgassupplier,callthe
redepartment.
-Installationandservicemustbeperformedby
aqualiedinstaller,serviceagency,orthegas
supplier.
POOL AND SPA/HOT TUB HEATERS
H250FDN & H250FDP; H350FDN & H350FDP;
H400FDN & H400FDP MODELS
OWNER’S MANUAL
FOR YOUR SAFETY
Thisproductmustbeinstalledandservicedbyauthorizedpersonnel,qualiedinpool/spa
heaterinstallation.Improperinstallationand/oroperationcancreatecarbonmonoxidegas
anduegasesthatcancauseseriousinjury,propertydamage,ordeath.
1301640701 REV D MMYY

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Warnings .......................................................................................................3
Section I General information........................................................................7
Section II. Consumer Operation & Maintenance ...........................................8
Maintaining proper water chemistry...............................................................8
Lighting & Operating instructions label........................................................10
Operation: Set point adjustment ................................................................. 11
Fahrenheit versus Celsius...........................................................................11
Keypad inputs..............................................................................................11
Winterization................................................................................................11
Spring start-up.............................................................................................12
Error codes..................................................................................................12
Warranty ......................................................................................................14
CONTENTS

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Basicsafetyprecautionsshouldalwaysbefollowed,includingthefollowing:Failuretofollowinstructions
cancausesevereinjuryand/ordeath.
Thisisthesafety-alertsymbol.Whenyouseethissymbolonyourequipmentorinthismanual,lookfor
oneofthefollowingsignalwordsandbealerttothepotentialforpersonalinjury.
WARNINGwarnsabouthazardsthatcouldcauseseriouspersonalinjury,deathormajorpropertydam-
ageandifignoredpresentsapotentialhazard.
CAUTIONwarnsabouthazardsthatwillorcancauseminorormoderatepersonalinjuryand/orprop-
ertydamageandifignoredpresentsapotentialhazard.Itcanalsomakeconsumersawareofactionsthat
areunpredictableandunsafe.
ATTENTIONindicatesspecialinstructionsthatareimportantbutnotrelatedtohazards.
READ AND FOLLOW ALL INSTRUCTIONS IN THIS OWNER’S
MANUAL AND ON EQUIPMENT.
IMPORTANT SAFETY INSTRUCTIONS
Before installing or servicing this electrical equipment, turn power supply OFF.
KEEP SAFETY LABELS IN GOOD CONDITION AND REPLACE IF MISSING OR DAMAGED.
WARNING–Toreduceriskofinjury,donotpermitchildrentouseorclimbontheheater,pumpsor
lters.Closelysupervisechildrenatalltimes.Componentssuchastheltrationsystem,pumps,and
heatersmustbepositionedtopreventchildrenfromusingthemasameansofaccesstothepool.
CAUTION –Thisheaterisintendedforuseonpermanentlyinstalledswimmingpoolsandmayalso
beusedwithspas.DoNOTusewithstorablepools.Apermanentlyinstalledpoolisconstructedinor
onthegroundorinabuildingsuchthatitcannotbereadilydisassembledforstorage.Astorablepoolis
constructedsothatitiscapableofbeingreadilydisassembledforstorageandreassembledtoitsoriginal
integrity.
Thoughthisproductisdesignedforoutdooruse,itisstronglyrecommendedtoprotecttheelectrical
componentsfromtheweather.Selectawelldrainedarea,onethatwillnotoodwhenitrains.Itrequiresfree
circulationofairforcooling.Donotinstallinadampornon-ventilatedlocation.
WARNING –Itisrequiredthatlicensedelectriciansdoallelectricalwiring.Riskof
ElectricShock.Hazardousvoltagecanshock,burn,causedeathorseriousproperty
damage.Toreducetheriskofelectricshock,doNOTuseanextensioncordtoconnect
unittoelectricsupply.Provideaproperlylocatedoutlet.AllelectricalwiringMUSTbe
inconformancewithapplicablelocalandnationalcodesandregulations.Beforework-
ingonthisunit,turnoffpowersupplytotheheater.
WARNING –Toreducetheriskofelectricshockreplacedamagedwiringimmediately.Locateconduit
topreventabusefromlawnmowers,hedgetrimmersandotherequipment.
WARNING –Failuretobondtopoolstructurewillincreaseriskforelectrocutionandcouldresultin
injuryordeath.Toreducetheriskofelectricshock,theelectricianmustcomplywithinstallationin-
structionsandmustbondtheheateraccordingly.Inaddition,thelicensedelectricianmustalsoconform
tolocalelectricalcodesforbondingrequirements.
SAFETY INFORMATION

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NOTES TO THE ELECTRICIAN:
Useasolidcopperconductor,size8orlarger.Runacontinuouswirefromexternalbondinglugtorein-
forcingrodormesh.ConnectaNo.8AWGsolidcopperbondingwiretothegroundinglugprovidedonthe
heaterandtoallmetalpartsofswimmingpoolorspa,andtoallelectricalequipment,metalpiping(except
gaspiping),andconduitwithin5ft.(1.5m)ofinsidewallsofswimmingpoolorspa.
IMPORTANT-ReferenceNECcodesforallwiringstandardsincluding,butnotlimitedto,grounding,
bondingandothergeneralwiringprocedures.
WARNING – Suction Entrapment Hazard.
Suctioninsuctionoutletsand/orsuctionoutletcoverswhicharedamaged,broken,
cracked,missing,orunsecuredcancausesevereinjuryand/ordeathduetothefol-
lowingentrapmenthazards:
Hair Entrapment-Haircanbecomeentangledinsuctionoutlets.
Limb Entrapment-Alimbinsertedintoanopeningofasuctionoutletorsuctionoutlet
coverthatisdamaged,broken,cracked,missing,ornotsecurelyattachedcanresultina
mechanicalbindorswellingofthelimb.
Body Suction Entrapment-Adifferentialpressureappliedtoalargeportionofthebodyorlimbscan
resultinanentrapment.
Evisceration/ Disembowelment-Avacuumapplieddirectlytotheintestinesthroughanunprotected
suctionoutletsumporsuctionoutletcoverwhichisdamaged,broken,cracked,missing,orunsecured
canresultinevisceration(disembowelment).
Mechanical Entrapment-Thereispotentialforjewelry,swimsuit,hairdecorations,nger,toeorknuck-
letobecaughtinanopeningofasuctionoutletorsuctionoutletcoverresultinginmechanicalentrap-
ment.
WARNING-Toreducetheriskofentrapmenthazards:
• Whensuctionoutletsarelessthana18”x23”equivalent,aminimumoftwofunction-
ingsuctionoutletsperpumpmustbeinstalled.Suctionoutletsinthesameplane(i.e.
oororwall),mustbeinstalledaminimumofthreefeet(3’)[1meter]apart,asmea-
suredfromnearpointtonearpoint.
• Dualsuctionoutletsshallbeplacedinsuchlocationsanddistancestoavoid“dual
blockage”byauser.
• Dualsuctionttingsshallnotbelocatedonseatingareasoronthebackrestforsuch
seatingareas.
• Themaximumsystemowrateshallnotexceedtheowratingofanylisted(percurrentrevisionof
ASME/ANSIA112.19.8)suctionoutletcoverinstalled.
• NeverusethePoolorSpaifanysuctionoutletcomponentisdamaged,broken,cracked,missing,or
notsecurelyattached.
• Replacedamaged,broken,cracked,missing,ornotsecurelyattachedsuctionoutletcomponentsim-
mediately.
• InstalltwoormoresuctionoutletsperpumpinaccordancewithlatestAPSP(formallyNSPI)Stan-
dardsandCPSCguidelines.FollowallapplicableNational,State,andLocalcodes.

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WARNING–Failuretoremovepressuretestplugsand/orplugsusedinwinterizationofthepool/spa
fromthesuctionoutletscanresultinanincreasepotentialforsuctionentrapmentasdescribedabove.
WARNING–Failuretokeepsuctionoutletcomponentsclearofdebris,suchasleaves,dirt,hair,paper
andothermaterialcanresultinanincreasepotentialforsuctionentrapmentasdescribedabove.
WARNING–Suctionoutletcomponentshaveanitelife,thecover/grateshouldbeinspectedfre-
quentlyandreplacedatleasteverytenyearsoriffoundtobedamaged,broken,cracked,missing,ornot
securelyattached.
WARNING–AllsuctionanddischargevalvesMUSTbeOPENwhenstartingthecirculationsystem.
Failuretodosocouldresultinseverepersonalinjuryand/orpropertydamage.Alldrainsandsuction
outletsMUSThaveproperlyinstalledcovers,securelyattachedusingthescrewssuppliedwiththecov-
ers.Ifscrewsarelost,orderreplacementpartsfromyoursupplier.
WARNING – Hazardous Pressure.Poolandspawatercirculationsystemsoperate
underhazardouspressureduringstartup,normaloperation,andafterpumpshutoff.
Standclearofcirculationsystemequipmentduringstartup.Failuretofollowsafety
andoperationinstructionscouldresultinviolentseparationofthepumphousing
andcoverduetopressureinthesystem,whichcouldcausepropertydamage,severe
personalinjury,ordeath.Beforeservicingpoolandspawatercirculationsystem,all
systemandpumpcontrolsmustbeinoffpositionandltermanualairreliefvalve
mustbeinopenposition.Beforestartingsystempump,allsystemvalvesmustbeset
inapositiontoallowsystemwatertoreturnbacktothepool.Donotchangelter
controlvalvepositionwhilesystempumpisrunning.Beforestartingsystempump,
fullyopenltermanualairreliefvalve.Donotcloseltermanualairreliefvalve
untilasteadystreamofwater(notairorairandwater)isdischarged.
WARNING – Separation Hazard.Failuretofollowsafetyandoperationinstruc-
tionscouldresultinviolentseparationofpumpcomponents.Strainercovermustbe
properlysecuredtopumphousingwithstrainercoverlockring.Beforeservicing
poolandspacirculationsystem,manualairreliefvalvemustbeinopenposition.Do
notoperatepoolandspacirculationsystemifasystemcomponentisnotassembled
properly,damaged,ormissing.Donotoperatepoolandspacirculationsystemunless
lterairreliefvalvebodyisinlockedpositioninlterupperbody.
WARNING –Neveroperateortestthecirculationsystematmorethan40PSI.
WARNING–Fireandburnhazard.Motorsoperateathightemperaturesandiftheyarenotproperly
isolatedfromanyammablestructuresorforeigndebristheycancauseres,whichmaycausesevere
personalinjuryordeath.Itisalsonecessarytoallowthemotortocoolforatleast20minutespriorto
maintenancetominimizetheriskofburns.
WARNING–Failuretoinstallaccordingtodenedinstructionsmayresultinseverepersonalinjuryor
death.

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WARNING–Thefollowing“SafetyRulesforHotTubs”recommendedbytheU.S.Consumer
ProductSafetyCommissionshouldbeobservedwhenusingthespa.
1. Spaorhottubwatertemperaturesshouldneverexceed104°F[40°C].Atemperatureof100°F
[38°C]isconsideredsafeforahealthyadult.Specialcautionissuggestedforyoungchildren.Pro-
longedimmersioninhotwatercaninducehyperthermia.
2. Drinkingofalcoholicbeveragesbeforeorduringspaorhottubusecancausedrowsiness,which
couldleadtounconsciousnessandsubsequentlyresultindrowning.
3. Pregnantwomenbeware!Soakinginwaterabove100°F[38°C]cancausefetaldamageduringthe
rstthreemonthsofpregnancy(resultinginthebirthofabrain-damagedordeformedchild).Preg-
nantwomenshouldadheretothe100°F[38°C]maximumrule.
4. Beforeenteringthespaorhottub,usersshouldcheckthewatertemperaturewithanaccuratether-
mometer;spaorhottubthermostatsmayerrinregulatingwatertemperaturesbyasmuchas4°F
(2.2°C).
5. Personstakingmedications,whichinducedrowsiness,suchastranquilizers,antihistaminesoranti-
coagulants,shouldnotusespasorhottubs.
6. Ifthepool/spaisusedfortherapy,itshouldbedonewiththeadviceofaphysician.Alwaysstirpool/
spawaterbeforeenteringthepool/spatomixinanyhotsurfacelayerofwaterthatmightexceed
healthfultemperaturelimitsandcauseinjury.Donottamperwithcontrols,becausescaldingcan
resultifsafetycontrolsarenotinproperworkingorder.
7. Personswithamedicalhistoryofheartdisease,circulatoryproblems,diabetesorbloodpressure
problemsshouldobtainaphysiciansadvicebeforeusingspasorhottubs.
8. Hyperthermiaoccurswhentheinternaltemperatureofthebodyreachesalevelseveraldegrees
abovenormalbodytemperatureof98.6°F[37°C].ThesymptomsofHyperthermiainclude:drowsi-
ness,lethargy,dizziness,fainting,andanincreaseintheinternaltemperatureofthebody.
The effects of Hyperthermia include:
1. Unawarenessofimpendingdanger.
2. Failuretoperceiveheat.
3. Failuretorecognizetheneedtoleavethespa.
4. Physicalinabilitytoexitthespa.
5. Fetaldamageinpregnantwomen.
6. Unconsciousnessresultingindangerofdrowning.
DEFINITIONS:
SuctionOutlet– ThetermSuctionOutletisatting,ttingassembly,cover/grateandrelatedcompo-
nentsthatprovideameansforwatertoexitthepoolandintothepumpcirculating
system.
Inchesof
Mercury(inHg)- Aunitformeasuringpressurebelowatmospheric(“suction”or“vacuum”)(1.0inch
Hg=.491PSI)
MainDrain– SeeSuctionOutlet
PSI– Anabbreviationforpoundspersquareinch.

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INTRODUCTION:
Thismanualcontainsinstructionsforinstallation,operation,maintenance,troubleshooting,andpartslists
forthesafeuseoftheswimmingpool/spa/hottubheaters.Haywardstronglyrecommendsthattheowner
readthemanualbeforeusingtheswimmingpool/spa/hottubheater.Ifafterreviewingthemanualanyques-
tionsremainunanswered,contactthefactoryorlocalrepresentative.
LIMITED WARRANTY SUMMARY:
Wewarrantthepool/spa/hottubheatertobefreefromdefectsinmaterialsandworkmanship,andwe
willwithinoneyearfromdateofinstallationforallusers,fortheoriginalpurchaser,repairor,atouroption,
replacewithoutchargeanydefectivepart.Wefurtherwarrantthatiftheheatexchangerorexchangerheaders
(water-containingsection)leakwithinoneyearfromdateofsuchinstallationforallusers,duetodefectsin
materialsandworkmanship,wewillprovideareplacementpart.Costoffreight,installation,fuel,andservice
labor(afteroneyear)isatuser’sexpense.Forfulldetailsofwarrantyagreement,seewarrantycerticate
includedinthismanual.
ATTENTION:Ifthepool/spa/hottubheaterisdamagedordestroyedbyimpropermaintenance,exces-
sivewaterhardness,incorrectwaterchemistry,orfreezingitisnotcoveredunderthemanufacturer’s
warranty.
SECTION I. GENERAL INFORMATION

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TheheatexchangerinyourHaywardpoolheaterismadefromthehighestqualityofcopperandnickel
(Cupronickel)materials.Thepremiummaterialsandtheexactingprocessesusedinthemanufactureofthe
heatexchangerisstateoftheartinpoolheaterdesignandmanufacture.Yet,itremainsvitalthattheheatex-
changerbeprotectedfromdamagingorcorrosivechemicals,insufcientwateroworimproperlybalanced
waterchemistry.Heatexchangerdamageorfailureresultingfromimproperow,improperlybalancedpool
waterortheimproperadditionofsanitizersintothewaterisNOTcoveredunderthetermsofyourwarranty.
Thefollowingfactorsarecriticaltoheatexchangerprotection.Followtheseguidelinestohelpprevent
pre-maturedamageorfailuretoyourheaterandheatexchanger.
1. WATER FLOW THROUGH HEATER
 Watermustbeowingthroughtheheaterattheminimumratedowrateduringoperation.Checkthat
thepumpisoperatingandthesystemislledwithwaterandpurgedofallairpriortostartingtheheater.The
minimumratedowratesarelistedintheinstallationmanualonpage25.Someinstallationsmayrequirean
adjustmenttothewaterpressureswitchforproperlow-owprotection.Testyoursystemandifnecessary,
adjustthewaterpressureswitchasdescribedintheinstallationmanualonpage34.
2. POOL/SPA WATER CHEMISTRY
 Thechemistrybalanceandmineralcontentofswimmingpoolwaterchangesdailyduetotheadditionof
poolandsanitizingchemicals,batherloads,rain,runoffandtheamountofsun-tonameafew.Improperchem-
istrybalanceandmineralcontentcancausescalinganddepositstoformonpoolwalls,intheltrationsystem,
intheheatexchangertubesandadditionallycanpromotecorrosiveactiontoallmetalsinthewaterpath.Chang-
ingspawaterregularlyandmaintainingthecorrectchemicalbalanceinyourpool/spawillkeepthepool/spa
safeandsanitary,andwillhelpprotecttheheatexchanger.Usea4-waypool/spawatertestkittocheckyour
waterfrequently(atleastweekly).Usethefollowingguidelinestohelpprotectyourheater’sheatexchanger:
3. SKIMMER CHLORINATION
 Placingchlorineorbrominetabletsdirectlyintotheskimmermayresultinhighchemicalconcentrations
owingthroughtheheater.DONOTplacechlorineorbrominetabletsintheskimmer.
WARNING: Failure to Maintain Proper Water Chemistry May Cause
Premature Heat Exchanger Damage or Failure
MAINTAINING PROPER WATER CHEMISTRY
Recommended
Level Effect of Low Levels Effect of High Levels
Chlorine 1 - 3 ppm
Bromine 2 - 4 ppm
pH 7.4 - 7.6 corrosive to heat exchanger,
swimmer irritation
cloudy water, scaling of heat exchanger,
reduced sanitizer effectiveness
Total Alkalinity 80 - 120 ppm corrosive to heat exchanger,
large fluctuations in pH scaling of heat exchanger
Calcium Hardness 200 - 400 ppm corrosive to heat exchanger scaling of heat exchanger
Salt 2700 - 3400 ppm poor salt chlorinator performance corrosive to heat exchanger
hazy water, algea growth,
bacteria causing infections
swimmer irritation, bleaching of clothes/hair,
corrosive to heat exchanger

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WARNING:Ifyousmellgasintheapplianceareaorneartheoor(PROPANEIS
HEAVIERTHANAIRANDHENCESETTLESONTHEFLOOR),stopandfollow
theinstructionsonthefrontcoverofthismanual.Sincepropanecanaccumulateincon-
nedareas,extracareshouldbetakenwhenlightingpropaneheaters.
ATTENTION:Donotusetheheaterbelow40°F(4°C)temperaturewithoutadequatetemperatureprotection.
WARNING:Donotingestalcoholordrugsduringuseorpriortousingpool,spa,orhottub.Ingestionofsuch
intoxicantscancausedrowsiness,whichcanleadtounconsciousness,andsubsequentlyresultindrowning.
4. CHLORINATOR INSTALLATION
 Chlorinatorsmustbeinstalleddownstreamoftheheater,andacheckvalvemustbeinstalledbetweenthe
heaterandchlorinatortopreventhighchemicalconcentrationsfrombackowingintotheheater.Makesureyour
pipingarrangementmeetsthechlorinatorinstallationrequirementsshownintheinstallationmanualonpage26.
5. BYPASS
Untilwaterchemistryisproperlybalanced,andifyourpipinghasabypassvalveinstalledfortheheater,
openthebypasssothatcorrosiveandpotentiallydamagingwaterwillnotowthroughtheheaterandthere-
foretheheatexchanger.Closethebypassvalveoncethewaterisproperlybalanced.Failuretoclosethe
bypassvalvewhenattemptingtooperatetheheaterwillresultinextensivedamagetotheheatexchanger.
Ensurewaterowthroughtheheaterisrestoredbeforeoperatingtheheater.Abypassfeatureisalsoadvanta-
geousforserviceneedsandfortheabilitytoremovetheheaterfromthewaterpathwhennotheating.Refer
topage25intheinstallationmanualforfurtherinformation.
HEATER OPERATION:
Fulllightingandshutdowninstructionsareincludedonthelighting&operatinginstructionslabelafxed
totheinsideofthefrontaccesspanel.SeeFigure2forthelocationofthislabelandthekeypad.SeeFigure3
forthelabel.
Lighting&shutdown
labelislocatedonthe
insideofthefront
accesspanel
Removethese(4)screwsto
removethefrontaccesspane
Keypad
Figure2:Keypadandlabellocations

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Figure3:Lighting&OperatingInstructionslabel

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KEYPAD INPUTS
Thecontrolacceptsuserinputsviathekeypadonthefrontpanel.
1. Whenchangingthemodefrom“STANDBY”toeither“SPA”or“POOL”theremaybeuptoa10-
seconddelayfortheblowerfantobeginrunning.Thecontrolperformsaninternalself-testandthen
veriesthattheblowervacuumswitchcontactsareopenbeforeenergizingtheblower.
2. Itisnormalfortheheatertodisplaya1-to2-seconddelayinrespondingtoanykeypadinput.
3. Itisnormalfortheheatertodisplayuptoa5-seconddelaywhenthekeypadisusedtoresetthecon-
troltoclearanerrorcode.
4. Thecontrolwillacceptamodechangeduringlockoutafter5seconds.Thecontrolwillcontinueto
displaytheerrorcodeandremaininlockoutuntilitisreset.Atresetthecontrolwillgotothelast
savedmode.
OPERATION: SET POINT ADJUSTMENT:
Thesetpointtemperatureisdisplayedbypressingthe“UP”or“DOWN”buttonswhilein“POOL”or
“SPA”mode.Thesetpointwillblinkwhileitisdisplayed.Furtherpressingofthe“UP”or“DOWN”buttons
willadjustthesetpointtemperatureupordownasdesired.Thesetpointrangeisbetween65°F(18°C)and
104°F(40°C).
FAHRENHEIT VERSUS CELSIUS:
ThetemperaturecanbedisplayedinFahrenheitorCelsius.TOchangethedisplay,usethe“MODE”but-
tontoplacetheheaterin“STANDBY”.Thenpressandholdthe“UP”and“MODE”buttonsuntilthedisplay
showsthe°F/°Cselection.Pressthe“DOWN”buttontotogglebetweenselections.Toaccepttheselection,
pressthe“MODE”button.Iftheuserdoesnotact,theselectionwillbeautomaticallyacceptedafter60sec-
onds.
WINTERIZATION:
Inmoderateclimates,theheatercancontinuetooperateduringshort-termcoldspells.Donotusethe
heatertomaintainthewatertemperaturejustabovefreezingorforfreezeprotection.Caremustbetakento
avoidfreeze-upintheheater.Whenitisusedduringfreezingweather,thepumpmustruncontinuously.The
heaterisnotwarrantedagainstfreeze-ups.Inregionswherefreezingtemperaturesareencountered,allwater
mustbedrainedfromtheheaterwhenitisoutofservice,topreventdamagetotheheaterandpiping.Drain-
ingtheheatexchangerisrecommendedaspartoftheseason’sshutdownprocedures.
Figure4:Keypad  KeypadImput

12
SPRING START-UP – CONSULT A PROFESSIONAL:
1. Inspectandcleantheheater,beingsuretheheaterisfreeofleavesanddebrispriortostartup.
2. Besureinletandoutletpipingareproperlyattachedtotheheaterandthedrainvalveisclosed.
3. Turntheltrationsystempump“ON”andallowthesystemtorunlongenoughtopurgealltheair
fromthelines.
4. Turnthegassupplytotheheater“ON”.
5. Setthetemperaturecontrolusingthekeypadto“POOL”or“SPA”andadjustthesetpointtothe
desiredtemperaturesetting.
6. Ifoperatingdifcultiesareencountered,contactaqualiedservicecompanyforassistance.
ERROR CODES:
Figure5liststheerrorcodesthatmaybedisplayedontheheaterdisplayboard.
Contactaqualiedservicecompanyforassistance.
Code Description Information
bD Internalfault/power-up
error
Oninitialtrialforignition.Automaticresetisimmediateoncethegasvalve
relaycheckresultsareacceptable.
bD
Gasvalvesensed
as“ON”error
Ifvalveisopenwhenitshouldbeclosedtheheaterwillshutdownandgointo
lockout.Blowerwilloperateuntilerrorconditioniscorrected.Automaticrestart
2minutesaftererroriscorrected.
bD
Gasvalvesensed
as“OFF”error
Ifvalveisclosedbutameissensedtheblowerwillrunfor5sthenstartanew
ignitionsequence.Iferroroccurs10timesduringacallforheatthecontrolwill
gointolockout.Automaticresetis60minutes.
bD Dataretrievalerror Ifcontrolinputdataiscorruptedtheheaterwillshutdownandgointolockout.
HF
Flamepresentwithgas
valve“OFF”error
Ifameissensedwiththegasvalveoffthecontrolwillgointolockout.The
blowerwillrununtilerrorconditioniscorrected.Whencorrected,controlwill
runblowerfor5sthenautomaticallyrestartafter2minutes.
PF Electricalsupplywiring
error
Thiscodewilldisplayif120Vpolarityisreversed,lowvoltageisdetected,orif
thegroundpathisnotsufcient.Resetisimmediateaftererroriscorrected.
AO
Proverswitch
openerror
Iftheblowerproverswitchdoesnotcloseaftertheblowerstartsthecontrolwill
stoptheignitiontrialgointolockout.Theblowerwillcontinuetorun.Automat-
icresetisimmediateaftertheswitchcloses.
AO
Proverswitchopen
whenexpectedclosed
error
Iftheblowerproverswitchopensunexpectedlyduringoperationthecontrolwill
shutdownandattempttore-light.Iftheswitchdoesnotcloseaftertheblower
startsthecontrolwillgointolockoutwiththeblowerrunning.Automaticresetis
immediateaftererroriscorrected.
Figure5:ERROR CODES

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AO
Proverswitchopendur-
ingpost-purgeerror
Iftheblowerproverswitchopensduringthepost-purgecycle(heaterisnotr-
ing)thecontrolwilldisplaytheerrorcode.Thepost-purgecyclewillbecom-
pletedoncetheblowerproverswitchcloses.
AC
Proverswitchclosed
whenexpectedopen
error
Iftheblowerproverswitchisclosedbeforeblowerstart-upthecontrolwillnot
starttheblower.Automaticresetisimmediatewhentheswitchopens.
IO
Igniteropenerror Ifthecontrolisnotinlockoutandsensesthattheignitercircuitisopenwhen
theblowerisrunningthecontrolwillturnofftheblowerandgointolockout.
Automaticrestart2min.aftererroriscorrected.
SF
Thermistorerror Anexcessivetemperaturedifferencebetweenthetwothermistors(5°Formore)
oran“outofbounds”conditiononbothsensors(lessthan10°Forgreaterthan
180°F)willresultintheerrorcode.Automaticrestartis2minutesaftertheerror
iscorrected.
HS Excessivewater
temperatureerror
Ifwatertemperatureexceeds105°Ftheheaterwillshutdownandgointolock-
out.Automaticrestartis2minutesafterwatertemp.dropsbelow105°F.
HE
Rapidwater
temperaturerise
Ifwatertemperaturerisestoorapidlytheheaterwillshutdownandgointolock-
out.Automaticrestartisafter2minutes.Afterthethirdoccurrenceinthesame
callforheattheheaterwilllockout.
Sb
Keypadbuttonstuck
closederror
Ifoneofthekeypadbuttonsisclosed(orpressed)formorethan30stheerror
codewillbedisplayedbutthecontrolwillcontinuetofunction.Theerrorcode
willbeclearedwhentheconditioniscorrected.
IF Ignitionfailureerror Ifthecontrolexceedsthemaximumnumberofignitionretriesorrecyclesthe
heaterwillshutdownandgointolockout.Automaticresetis60minutes.
CE
Communicationerror Ifcommunicationbetweentheignitionboardandthedisplayboardisnotestab-
lishedwithin3sofpower-upanerrorwillbedisplayed.Aftercommunicationis
established,ifitislostfor30s,theerrorwillbedisplayed.Theerrorcodewill
becleareduponavaliddataexchangebetweenboards.
LO
Limitstringopenerror Ifthelimitstringopenstheheatershutsdownandgoesintolockout.Automatic
restartis2minutesaftertheerrorconditioniscorrectedandthelimitstring
closes.
EE EEPROMerror Anerrorwasdetectedintheignitioncontrolcircuitboard.
Figure5:ERROR CODES(continued)

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14 HAYWARD POOL HEATER CERTIFICATE OF LIMITED WARRANTY
Limitedheaterwarranty:
TERMSANDCOVERAGE:Wewarrantourpoolheatertobefreefromdefectsinworkmanshipandmateri-
alsundernormaluseandservice.PursuanttothiswarrantyandsubjecttotheConditionsand
Exceptionsindicatedbelow:
 1.Wewillreplace(costoffreight,installation,costoffuel,andservicelaboratuser’sexpense)with
theprevailingcomparablemodel,or,atouroption,repairanypool/spaheaterthatleaksundernor-
maluseandservicewithinoneyearfromthedateoforiginalinstallationforallusers.
 2.Inaddition,wewillreplace(costoffreight,installation,costoffuel,andservicelaboratuser’s
expense)or,atouroption,repairanypartorpartsofthepool/spaheaterwhichmalfunctionsunder
normaluseandservicewithinoneyearfromthedateoforiginalinstallationforallusers.
LIMITATION ON IMPLIED WARRANTIES:WEARENOTLIABLEFORANYCONSEQUENTIAL
DAMAGESFORBREACHOFANYWRITTENORIMPLIEDWARRANTYOFTHISPRODUCT.Im-
pliedwarranties,includingtheWARRANTYofMERCHANTABILITYandallotherimpliedwarrantiesthat
mayarisefromcourseofdealingorusageoftradeimposedonthesaleofthisheaterunderlawsofthestate
arelimitedindurationtothetermofone(1)yearforallusers.Therearenowarrantieswhichextendbeyond
thedescriptiononthefacehereof.Weshallnotinanyeventbeheldliableforanyspecial,indirect,orconse-
quentialdamages.
EXPENSE OF DELIVERY AND INSTALLATION:
Eachpoolheaterorreplacementparttobefurnishedunderthiswarrantyshallbefurnishedatournearest
distributioncenter.Weshallnotpay,norberesponsibleforshippingordeliverychargestotheplaceofinstal-
lation,norforlaborchargesorothercostsofremovalorinstallation.Everydefectiveheaterorpartreplaced
underthiswarrantyshallbecomeourproperty,andassuch,mustbereturnedtoourdistributioncenterwith
transportationchargespaidbytheuser.Anyreplacementpoolheaterfurnishedunderthiswarrantyshallre-
maininwarrantyonlyfortheunexpiredportionofthiswarranty.
CONDITIONS AND EXCEPTIONS:
Thiswarrantyappliesonlytothepool/spaatitsoriginalplaceofinstallationandonlyfortheoriginal
owner.Itdoesnotapplyifthepoolheaterisinstalledinviolationofanyapplicablecodeorordinance,oris
notinstalled,operatedandmaintainedinaccordancewithourinstructions,orismisused,damagedbyac-
cident,weather,actofGod,freezing,watervoidand/orexcesspressure,alteredordisconnected.Itdoesnot
applywithrespectto:
 1.AheaternotequippedwithCertiedC.S.A.limitcontrolsorequivalentpressurereliefvalve.
 2.Aheateroperatedwithsettingsinexcessof,and/orwithfuelnotconformingtothoseshownonrat-
ingplate;
 3.Aheateronwhichtheserialnumbershavebeenaltered,defaced,orremoved.
 4.Leaksarisingfromdefectiveinstallation;
 5.Productionofnoise,odors,ordiscolored(rusty,etc.)water;
 6.Leakagesubstantiallycontributedtobysediment,limeprecipitateand/orhigherthannormaldis-
solvedsolids(pHabove7.8)inthetank,coppertubes,orwaterways;
 7.Leakagecausedsubstantiallycontributedtobycorrosiveelementsintheatmosphere(suchasthe
storageofchlorineorotherchemicals);
 8.Leakagecausedsubstantiallyorcontributedtobycorrosivepoolwaterinanacidcondition(pH
below7.2);
 9.Damagecausedsubstantiallyorcontributedtobyanexternalsourceofenergy;
 10.Apool/spaheaterisawatercontainingdevice.Leakageofwaterfromthisdevicecanbeexpected
atsometimeduetomalfunctionorthelimitations

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15
oftheservicelifeofvariouscomponents.Donotinstallthisproductwheresuchleakagecancausedamage.
MANUFACTURERISNOTRESPONSIBLEORLIABLEFORANYCOSTSINCURREDBYSUCH
DAMAGE.
IN NO CASE ARE WE TO BE HELD LIABLE FOR DAMAGE
TO SURROUNDING AREA OR PROPERTY
CAUSED BY LEAKAGE OR MALFUNCTION.
HOW TO CLAIM UNDER THIS WARRANTY:
Theoriginalowner,upondiscoveringthedefect,mustpresenttheattachedcompletedwarrantyclaimcard
withproofofpurchaseeithertothedealerornotifytheCompanyinwritingateitheraddress:
HAYWARD POOL PRODUCTS, INC.
620 DIVISION ST.
ELIZABETH, NJ 07207
OR
HAYWARD POOL PRODUCTS, INC.
2875 POMONA BOULEVARD
POMONA, CA 91768
Uponreceiptofsuchnoticationweshalldecidewhethertorepairsuchpartsorreplaceanypoolheater,
reservingatalltimestherighttoinspectinordertoverifyanyclaimeddefect.Wealsoreservetherightto
haveourrepresentativesmakeanyinspections,repairs,ortofurnishreplacements.Thiswarrantyisintended
asalegallybindingobligationoftheCompany,enforceableinthecourts.Thiswarrantymaygiveyouspe-
ciclegalrightswhichmayvaryfromstatetostate.
LIMITATION ON LIABILITY:
Allintendedrepresentationshavebeenexpresslysetforthinthisdocument.Thiswarrantymaynotbe
extendedbyoraloranyotheradditionalrepresentations,writtensalesinformation,drawings,orothermal-
function,isstrictlylimitedtorepairorreplacementofthedefectiveheaterorpart,asprovidedhereinand
theCompanyisnotresponsiblehereunderforincidentalorconsequentialorincidentalcostsordamages.
Thecompanyneitherassumes,norauthorizesanypersonorrmtoassumeforus,anyfurtherliabilityor
obligationinconnectionwiththesale,installation,use,maintenance,orexistenceoftheheater.SAFETY
WARNING:Poolheatersareheatproducingappliancesandtoavoiddamageorinjuryintheeventofpos-
sibleoverheatingoftheouterjacket(1)nomaterialsshouldbestoredagainstthejacketand(2)careshould
betakentoavoidunnecessarycontact(especiallybychildren)withthejacket.Whenlightingagasheater,the
lightinginstructionsmustbefollowedexactlytoprevent“ashback”ofexcessgasintheheater.Electronic
ignitionheatersandelectricheatersmusthavethepowershutoffwhenmakingadjustmentsto,servicing,or
comingintocontactwiththeheater.UNDERNOCIRCUMSTANCESSHOULDFLAMMABLEMATERI-
ALS,SUCHASGASOLINEORPAINTTHINNERS,BEUSEDORSTOREDINTHEVICINITYOFTHE
HEATERORINANYLOCATIONFROMWHICHFUMESCOULDREACHTHEHEATER.Foryour
comfort,enjoymentandsafety,pleasereadtheenclosedoperatinginstructionscarefully.

Hayward Pool Products, Inc.
620 Division St.
Elizabeth, NJ 07207
Hayward Pool Products, Inc.
2875 Pomona Boulevard
Pomona, CA 91768
Hayward Pool Products, Inc.
2880 Plymouth Drive
Oakville, Ontario L6H 5R4
Hayward S.A.
Zoming de Jumet
B6040 Jumet, Belgique
© 2004 Hayward Imprimé aux U.S.A.