Owner’s Manual

Girard Products LLC, 1361 Calle Avanazado, San Clemente CA 92673 U.S.A

Owner’s Manual Part No. 1GWH9401, REV. 4

CAUTION:

Read and Follow all

the Safety Rules and

Instructions before

operating this Appliance.

Demand Tankless Water Heater

Power Blower Induced Draft

Dual BTU

LP Gas

Installation and service must be

performed by a recommended

installer, service agency or gas

supplier.

This water heater is certified for

installation in Recreation Vehicles

(RV’s) and is not for use in Marine

or Space Heating Applications.

Model: GSWH-1

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•Installation

•Operation

•ServiceandMaintenance

Patent Pending

CSA Approved

TANKLESS WATER HEATER - Model GSWH-1

Installer/CustomerResponsibilities

•InstallationandServicemustbeperformedbyaGirardProductsLLC

recommended installer, service agency or gas supplier.

•DonotattemptinstallationasaDo-it-Yourselfproject

•Readandobserveallsafetyrules

•Shutoffgasappliancesandpilotlightswhenrefueling.

•Keeptheseinstructionsandwarrantyforfuturereference

•FollowallapplicableStateandLocalCodes

•Followaregularscheduleofmaintenanceasoutlinedinthismanual

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Thisisthesafetyalertsymbol.Itisusedtoalertyoutopotential

personalinjuryhazards.Obeyallsafetymessagesthatfollow

thissymboltoavoidpossibleinjuryordeath.Failuretofollow

thesealertscouldresultinFire,ExplosionorevenDeath.

WARNING–FIREOREXPLOSION

WARNING:Theseinstructionsmustbefollowedexactly,oraireorexplosion

mayresultcausingpropertydamage,personalinjuryordeath.

•Donotstoreorusegasolineorotherlammablevaporsandliquidsinthevicinityof

this or any other appliance.

•FORYOURSAFETY---WHATTODOIFYOUSMELLGAS

•DONOTattempttolightanyappliance.

•DONOTtouchanyelectricalswitch,oruseanyphoneorradiointhevehicle.

•DONOTstartthevehicle’sengineorelectricgenerator.

•Evacuateallpersonsfromthevehicle.

•Shutoffthegassupplyatthegascontainerorsource.

•Contactthenearestcertiiedservicetechnicianorgassupplierforrepairs.

•Ifyoucannotreachacertiiedservicetechnicianorgassupplier,contactthe

nearestiredepartment.

•DONOTturnonthegassupplyuntilthegasleak(s)hasbeenrepaired.

•InstallationandServicemustbeperformedbyaGirardProductsLLC

recommended installer, service agency or gas supplier.

USAANDCANADA-FOLLOWALLAPPLICABLESTATEANDLOCALCODES

INTHEABSENCEOFLOCALCODESORREGULATIONSREFERTOCURRENT

STANDARDSOF:

•RecreationalVehiclesANSIA119.2/NFPA501C.

•CSAstandardZ240RVSeries,RecreationalVehicle.

•ParkTrailersA119.5

•NationalFuelGasCodeANSIZ223.1and/orCAN/CGAB149InstallationCodes

•FederalMobileHomeConstruction&SafetyStandard,Title24CFR,part3280,or

when this Standard is not applicable, the Standard for Manufactured Home Installations

(ManufacturedHomeSites,CommunitiesandSet-Ups),ANSIA255.1and/orCAN/

CSA-Z240MHSeries,MobileHomes.

•NationalElectricalCodeANSI/NFPANo.70and/orCSAC22.1

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CRITICAL INSTALLATION WARNINGS

•InstallationandServicemustbeperformedbyaGirardProductsLLCrecommended

installer, service agency or gas supplier.

•ThisproductisnotdesignedforDo-it-YourselfInstallation.

•InstallONLYinrecreationvehicles(RV’s).RV’sarerecreationvehiclesdesigned

astemporarylivingquartersforrecreation,camping,ortravelusehavingtheirown

powerortowedbyanothervehicle.ThiswaterheaterisNOTdesignedforMarineor

Space Heating applications

•AllcombustionairmustbesuppliedfromtheoutsideoftheRV,andallproductsof

combustion must be vented to the outside of the RV.

•DONOTventwaterheaterwithaventingsystemservinganotherapplianceortoan

outside enclosed porch area.

•DONOTmodifywaterheaterinanyway.Thisisdangerousandwillvoidthewarranty.

•DONOTalterwaterheaterforapositivegroundingsystem.

•DONOTHI-POTwaterheaterunlesstheelectronicignitioncontrol(circuitboard)has

beenturned‘OFF’(Powerswitchisin“Off”position)

•DONOTusebatterychargertosupplypowertowaterheaterevenwhentesting.

•Protectbuildingmaterialsfromluegasexhaust.

•Installthewaterheateronanexteriorwall,withaccessdooropeningtotheoutdoors.

•DONOTliftthewaterheaterorcarryitbyholdingtheblowerassemblysupport

bracket/exhausttube.

•DONOTmodifythelengthofthewiresprotrudingpastthestrainrelieffromthe

rear of the housing.

INSTALLATION

ThefollowinginstructionsapplytothemostcommontypeofinstallationforGirardProducts

GSWH-1waterheater.ConsultwithGirardProducts,LLCtechnicalsupportorengineering

departmentifyouhaveanyadditionalquestionsregardingyourspeciicinstallation/application.

Selectasuitablelocation

Thewaterheaterisdesignedtobeinstalledonaloororaixedplatformwithaccesstowater,

gasandelectricalconnectionsfromtheback.ItisrecommendedthattheGSWH-1belocatedas

near the center of the coach as possible.

DONOTINSTALLINANAREAWHEREONEORBOTHTHEINLETAIRVENTANDFLUE

VENTCANBECOVEREDWHENADOORORACCESSPANELOFTHEVEHICLEISOPENED.

DONOTINSTALLWHERETHEFLUEVENTISCLOSERTHANONEFOOTINALL

DIRECTIONS FROMANYWINDOWOROPENINGINTOTHEVEHICLE.

DONOTINSTALLTHEWATERHEATERORANYOTHERAPPLIANCEWHEREITCANVENT

INTOANAREACOVEREDBYANAWNING,CANOPYORANYOTHERENCLOSURE.

(Note:ThewaterheatercanbeinstalledunderanRVroll-out/retractabletypeawningproviding

theawningdoesnothaveanenclosuresuchasascreenroomand/orsometypeof“walled

enclosure”)

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WARNING! CAUTION!

•Improperinstallation,adjustment,alteration,serviceormaintenancecancause

propertydamage,personalinjuryorlossoflife.

•InstallationandServicemustbeperformedbyaGirardProductsLLCrecommended

installer, service agency or gas supplier.

•Thisproductisnotdesignedfordo-it-yourselfinstallation.

•DONOTliftthewaterheaterorcarryitbyholdingtheblowerassemblysupport

bracket/exhausttube(Figure1).

IMPORTANT!

•Forproperoperationthiswaterheaterrequiresaminimumwaterlowof1.0

GallonperMinute(gpm)foreachHotWaterfaucetitsupplies.

SitePreparation

Toinstalloncarpetedareayoumustinstallametalorwoodpanelunderthewaterheaterthat

extendsatleast3inchesbeyondthewidthanddepthoftheunit.Ifwaterleakagecanresultin

damagetotheadjacentarea,installadrainpanthatcanbedrainedtooutsideofthevehicle,

under the water heater.

Verify that a clearance of 1 inch will remain after installation between the top surface of the

water heater and any combustible material. 0 inch clearance is acceptable for the sides.

Makesurethatthefrontedgeoftheopeningissurroundedbyasolidframetoirmlyanchorthe

waterheater;ifneeded,buildanappropriateframeusing2”X2”elements(Figure1)

TheroughopeningfortheGSWH-1shouldbe12.75”X12.75”withrightanglecorners.The

exteriorwallopeningmustbethesamedimensionswithnoradiuscorners.

WaterHeaterInstallation

Removethewaterheaterfromtheboxbygraspingthemetalsidesofthehousingandlifting

upwarduntilitisfreeofthebox.

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Ensure that water and gas connections from

the vehicle are in place for installing the

unit.Allowsuficientlengthandlexibility

in the water and gas lines to reach the

connections while the unit is partially

inserted into the opening.

Blower Assembly Support

Bracket/Exhaust Tube

Figure1

IMPORTANT!

•LiftingormovingthewaterheaterusingtheBlowerAssemblySupport

Bracket/ExhaustTube(Figure1)mayresultinimproperalignmentofthevent

and/orimproperalignmentoftheSailSwitch.

Partially insert the water heater into the opening and connect both Hot and Cold water lines to

theappropriate½”NPTittings.ConnectionscanbemadeusingPEXswivelnutadaptorswith

NPSstraightthreadsandaconesealorwithastandard½”FPTnut.ThePEXswivelnutsrequire

onlyhandtightening.Whenusingastandard½”FPTnutuseTelontapeand/orPTFEpipepaste

anddonotover-tighten(Figure2,page6).

Connectthegasusinga3/8”LPGasline.Placethegrommetonthelineaheadofthe

compressionnutbeforelaringthetube(Figure2).Useadditionalcaulkingasneededto

complete a permanent seal with the housing around the rubber grommet.

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PRODUCT DAMAGE!

•ExcessivetorquewilldamagetheColdWaterandHotWaterInlets.

DONOTovertighten.

IMPORTANT! CRITICAL INSTALLATION

•DONOTcutanywires.

•Thelengthoftheexternalwires,thosewiresextendingbeyondthestrainrelief

fromtherearofthehousing(Figure2),mustNOTbeshortenedforanyreason.

Shortening these wires will prevent the removal of the Control Housing during

servicingand/ortesting.

Figure2

A:Installationofwaterheaterwithseparatelange

1.Completethe“skin”applicationtothevehicle’souterwall.

2. Position water heater housing into the frame opening with the front edge aligned

evenlytotheexteriorwall(SeeFigure3).

3.Topreventwaterandairleaksapplysuficientcaulkingaroundtheentireframe

openingandtheexterioredgeofthewaterheaterhousing.Useasuitablecaulking

material that will result in a permanent seal between the water heater and the

vehicle’s frame.

4.Pressthesidewallsofthewaterheaterhousingirmlyagainsttheframeto

expelanybubblesandensureagoodbond.

5.Whenreadytoproceed,applyadditionalcaulkingorbutyltapetothebackof

thedoorlangethatwillcontacttheRVsidewallaroundperimeteroftheopening.

6.Insertthedoorlangeintothewaterheaterhousingandpressthelangeirmly

against the sidewall.

7.SecurethelangetothevehicleusingNo.8–¾”latheadscrewsthrougheachhole

alongtheperimeter.Verifythatatightsealexistsbetweenthesidewallandthe

lange.Ifnot,repeatabovesteps.

8.Aligneachholealongtheinsideframeofthelangewiththecorrespondingholesin

thewaterheaterhousingandsecuretotheframeusingNo.8–¾”latheadscrews

using two screws per side.

9.Removeanyexcesscaulkingandcleanallsurfaces.

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NOTICE

•Ifyouwishtoinstallthelangeasanintegralpartofthewaterheaterhousing

proceedtoB:InstallationofwaterheaterwithIntegralFlange(below).

Applycaulking

along each side.

Figure3

B:Installationofwaterheaterwithintegrallange

1.Protectthesidewallwithmaskingtapeorothersuitablemeanstoinsurethat

it is not damaged while installing the water heater.

2.Positionthewaterheatersothatthefrontedgeextendsfromtheopening

approximately2”andinsertthedoorlangeintothehousing.

3.Permanentlyattachthelangetothehousingusingstainlesssteelscrewsor

stainlesssteelrivetswithrecommendedgriprangeof.188”to.129”andhole

sizeof.129”to.133”.

4.Topreventwaterleaksapplyagoodamountofcaulkingorbutyltapeonthe

sidewallaroundperimeteroftheopeningthatwillbecoveredbythelange

and along the front edge of the housing that will contact the mounting frame.

5.Slidethewaterheaterinplaceintotheopeningandpressthedoorlange

against the sidewall.

6.SecurewaterheaterhousingunittothevehicleusingNo.8–¾”lathead

screwsthrougheachholeinthedoorlange(Figure4).Verifythatatightseal

existsbetweenthesidewallandthelange.Ifnot,repeatabovesteps.

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Figure4

C:Installationofmodeswitch

1.SETTHEPOWERSWITCHTOTHE“OFF”POSITIONand

connectthepowerwirestoa12VDCcircuitfromthe

DCpanelprotectedwitha10ampfuse.TheRedwireis

positive(+)andtheBlackwireisnegative(-)andis

internally connected to ground.

2.ToinstalltheremoteModeSwitch(Figure5),connectone

poleoftheswitchtotheAuto/Lowwireandtheotherpole

to ground.

Figure5

ModeSwitch

D:Functionaltests

1.Verifythepowerswitchisinthe“OFF”position

2.Turnonthewatersupplytotheunit.

3.OpenandthenclosethehotANDcoldwaterfaucetsinthevehicletoillthe

pipeswithwater.Closethefaucetswhenthewaterislowingsmoothlyand

verifythattherearenoleaksattheconnectionsandwithinthewaterheater.

4.Turnonthegassupplyandcheckallgasconnectionsforgasleakswithleak

detection solution.

5.Turnthepowerswitchtothe“ON”position.

6. Open a hot water faucet and verify that the unit lights and supplies warm water

at the faucet.

7. WHILE THE UNIT IS RUNNING,verifythattherearenoleaksatthegasconnectionstothe

control valve and to the burner.

E:DoorInstallation

Aftermountingandsecuringtheunitinthechosenlocation,installthedoormakingsurethat:

1.Thedoormountingpostsonthedoorlangeareproperlyalignedwithcorresponding

holesalongthedoor’sloweredge.Ifneeded,carefullyre-alignthepostswithpliers.

2.Theexhausttubeextendsbeyondthedoor’sfacethroughtheclearancehole

BUTnotbeyondthefaceofthedoor.Besurethattheexhausttubeisseated

properly. See Figure 6

3.Ensurethatthedoorlockoperatessmoothlyandengageseasily.

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WARNING–FIREAND/OREXPLOSION

WARNING:Theseinstructionsmustbefollowedexactly,oraireorexplosionmayresult

causingpropertydamage,personalinjuryordeath.

DONOTusematches,candlesorothersourcesofignitionwhencheckingforgasleaks.

WARNING! PRODUCT DAMAGE

•DONOTFORCETHEDOORCLOSEDwiththetubepressedinsidethedoor.

Doingsomaydamagethedoorortheexhausttubeandmisalignthesailswitch.

OPERATING INSTRUCTIONS

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WARNING! CAUTION!

•Disconnecttheunitfromthegassupply

line during any pressure testing of the

gassysteminexcessof½PSIG

(3.4kPa,14”watercolumn[W.C.]).DO

NOTsetinletpressurehigherthanthe

maximumindicatedonratingplateofgas

valve(13”W.C.).

•Ifanexternalelectricalsourceisutilized,

the appliance, when installed, must be

electrically grounded in accordance with

local codes or, in the absence of local

codes, with the National Electrical Code,

ANSI/NFPA70and/ortheCSAC22.1,

Canadian Electrical Code.

Figure6

ThiscompletestheinstallationoftheModelGSWH-1waterheater.

Insert exhaust tube

through door opening

CONSUMERSAFETYWARNING

•UsewithLPgasonly.

•Shutoffgasappliancesandpilotlightswhenrefueling.

•TurngasOFFattheLPtankwhenvehicleisinmotion.Thisdisablesallgas

appliances and pilot lights. Gas appliances must never be operated while

vehicle is in motion.

•LPtanksmustbeilledbyaqualiiedgassupplieronly.

•Shouldoverheatingoccur,turngasOFFattheLPtankandturntheoperating

switch to the OFF position.

•DONOTTURNONTHECOLDWATERFAUCETTOADJUSTTHE

TEMPERATURE.

UnderstandingHowtheGirardTanklessWaterSystemWorks

TheGirardProductsmodelGSWH-1isanew‘induced-draft’,tanklesswaterheaterdesigned

speciicallyforRecreationVehicles(RV).Itsconigurationandsizeareconsistentwiththetank

basedRVwaterheaterscurrentlyinuseandisdesignedforOEM’sandaftermarketusebythe

RVindustry.AmainfeatureoftheGSWH-1isaDualBTUburnerthatautomaticallyadjuststhe

levelofthelame(HighorLow)dependingonthetemperatureoftheinletwater.

Atanklesswaterheaterheatswaterwhileitisbeingusedi.e.,ondemand.Theoutput

temperatureofthewaterdependsonthetemperatureoftheinletwaterANDtheamountofhot

waterthatisdrawn.Iftheinletwatertemperatureisover65ºFthemodelGSWH-1 will generate

waterintherangeof105°Fto120°F(onLowlame)dependingonthewaterlowselectedby

the user.

Tooperate,irstsetthePowerSwitchtotheON position and set the Mode Switch to AUTO,

then FULLY open the HOTWaterFaucetbyturningthefaucetknobcounterclockwise;thewater

will begin to heat up once the water in the piping has been purged. DO NOT TURN ON THE

COLD WATER.ThenDECREASEthelowofthewater(turnthefaucetknobclockwise)untilyou

achievethedesiredtemperature.Thehotwatervalvebehavesverymuchlikeatypicalmixing

valve:itINCREASESthetemperaturewhenthewaterlowisREDUCED.ToDECREASETHE

WATER TEMPERATURE(i.e.,makethewatercooler),increasethelowofthewaterbyturning

thefaucetknobcounterclockwisetherebyincreasingthelow.DO NOT USE COLD WATER TO

ADJUSTTHETEMPERATURE.

InaconventionalinstallationtheGirardTanklessWaterHeaterisconnectedto:

1.TheRV’scoldwatersystemderivingitswaterinputfromapressurized(45psior

greater)sourcesuchasashoreconnectionoranRVwaterpumpconnectedto

thefreshwaterstoragetank.

2.TheRV’sHotwatersystem(i.e.faucetsandshower)

3.TheRV’sLPGassystemcapableofsupplyingitsratedBTUrequirement.

4.TheRV’s12VDCilteredelectricalpowerdistributionpanelutilizinga12Volt,10

amp fused line.

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IMPORTANT!

•Thepresenceofalowrestrictorinthehotwaterlinemaylimityourability

toreachacomfortablewatertemperature.Forbestresultsremovethe

restrictorintheshowerhead.

Tobeginoperationsimplysettheswitchtothe‘ON’position(Figure7),settheModeswitch

(Figure5)totheAutoposition,AND open the HOT WATERfaucetyouwanttouse.Theunit

will automatically light and start heating your water. DO NOTusecoldwatertoadjustthe

temperature.

BymanuallysettingtheMODEswitchtoautomatic,themodelGSWH-1automaticallysenses

andadjuststhelamelevel(HighorLow)dependingonthetemperatureoftheinletcoldwater

(thewatercomingintotheGSWH-1).ThelamewillchangefromHightoLowifthetemperature

oftheinletwatergoesabove70°FandwillswitchbacktoHighwhentheinletwatergoes

below65°F.ManuallyswitchingtheModeswitchfromAUTO to LOW overrides the automatic

functionandforcesthelametostayinLOWeveniftheinletwaterislessthan65°F.Thiscan

be desirable when the cold water inlet temperature is very cold and the inlet water pressure is

below1.0gpmwhichcouldresultinlimiting(seeNoticebelow).ThesystemwillremaininLow

until manually switched to Auto.

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Operation

Open the door of the Girard Products model

GSWH-1toacquaintyourselfwiththeunit

anditscontrols.Thesmalluserpanellocated

ontheleftsideoftheunit(seeFigure7)

includes:

1.LEDIndicator

2.PowerON/OFFswitch

LEDIndicatorPowerON/OFFSwitch

Figure7

NOTICE

Youwillnoticethatifyouincreasethelowofhotwater(i.e.,openthefaucetmore)

the temperature will automatically DECREASE since more water is being heated.

If,ontheotherhand,youdecreasethewaterlow(closethefaucet)thetemperature

will INCREASE.DONOTTURNONTHECOLDWATER.Ifyoureducethewaterlow

too much, which will result in HOTTER water, the rising temperature will increase and

triggertheSafetyCutOffor‘limitswitch’(125°F)andtheburnerwillshutoff.Thisis

commonlyreferredtoas“limiting”andisasafetyfeaturedesignedtoprotectagainst

accidental scalding. Whenever the temperature rises to a

comfortable level, INCREASEthewaterlow(openthefaucet)tomaintainthedesired

temperatureandpreventtheburnerfromshuttingoff(limiting).

If a shut off does occur, you will notice a decrease in the water temperature. In this

case do not close the faucet, but rather open it more and the water heater will

relightafterafewseconds;youmaythenre-adjustthetemperaturebyreducingthe

lowappropriately(i.e.,lessthantheprevioussettingtoavoidrepeatedlimiting).

WINTERIZATION

Freezing of the water heater and its plumbing components will result in severe damage not

coveredbywarranty.Forthisreasonitisadvisabletofollowtherecommendation(s)belowif

the unit is to be stored in a freezing environment or for long periods of time. At the start of the

winterseasonorbeforetravelingtoalocationwherefreezingconditionsarelikely,theunitmust

bewinterized.TheverysmallamountofwaterpresentintheheatexchangerDOES NOTrequire

theinstallationofabypasskit.Winterizationcanbeaccomplishedusingoneofthetwocommon

methodsofwinterizationusedforRVwatersystems:

•CompressedAirmethod:Drainallwaterfromthesystemopeningonetapata

time and using compressed air to purge all remaining water.

•Anti-freezemethod: Follow the recommendations of the Recreational Vehicle

manufacturerandillthesystemwithanontoxicanti-freeze.Makesurethatthe

anti-freezelowsfromeachtaptocompletetheprocess.

PRESSURE-TEMPERATURERELIEFVALVEThiswaterheaterisequippedwithatemperatureandpressurereliefvalvethatcomplieswith

thestandardforReliefValvesandAutomaticGasShutoffDevicesforHotWaterSystems,ANSI

Z21.22.

THISVALVEISASAFETYCOMPONENTANDMUSTNOTBEREMOVEDFORANYREASON

OTHERTHANREPLACEMENT.

WHENREPLACINGTHEPRESSURE–TEMPERATURERELIEFVALVE

•DO NOTinstallanythinglessthanacombinationpressure–temperaturerelief

valvecertiiedbyanationallyrecognizedtestinglaboratorythatconducts

periodicinspectionsofsuchproductsandcertiiesthemasmeetingthe

requirementsforReliefValvesandAutomaticGasShutoffDevicesforHotWater

SupplySystems,ANSIZ21.22.Valvemusthaveamaximumsetpressurenotto

exceed150psi.

•Installvalveintoopeningprovidedandmarkedforthispurposeonwaterheater.

•Installationmustconformwithlocalcodesorintheabsenceoflocalcodes,

AmericanNationalStandardforRecreationalVehicles,ANSIA119.2/NFPA501C.

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WARNING–SCALDINGINJURY-EXPLOSION

•Valveisnotserviceable;ifdefectiveitmustbereplaced.

•Tamperingwithvalvewillresultinscaldinginjury.Donotplaceaplugorreducing

coupling on outlet part of valve. If you use a discharge line allow complete

drainage for both valve and line.

•Tamperingwithvalvewillvoidthewarranty.

FunctionalDescription

We include here additional information needed to identify the various components of the system

in order to facilitate communications of the user with Girard Products or an authorized Service

Centerforanyquestionsregardingtheproperoperationofthewaterheater.ThemodelGSWH-1

consistsofthefollowingmainsub-systemsandcomponents:

1.WaterSub-System:

1.1. Flow Switch

1.2.HeatExchanger

1.3.LimitSwitch/EmergencyCutOff(ECO):(Normallyclosed;openT>122°F)

1.4.P/TValve:toprovidepressurereliefincaseofoverheating

2.GasSub-System

2.1.RegulatorwithDualSolenoidValve

2.2.DualBTU(Hi/Lo)valve(Powered=Maximumoutput/Unpowered=Reducedoutput)

2.3.Burner(Bladetype;higheficiency)

2.4.Auto/Lowthermostat:(normallyclosed;opensat70°F.)

3.FlueSub-System

3.1. Flue Collector

3.2.ExhaustBlower

3.3. Flue outlet

4.ElectricalSub-System

4.1.12VDCconnectionwires

4.2. Power switch

4.3.BlowerMotor

4.4.MicroprocessorbasedCircuitBoard(SparkIgniter,SafetyandDiagnostics)

4.5.SparkIgniter

4.6.Sailswitchtodetectairlowattheexhaust.

4.7.ModeSelector(Auto/Lo)tocontroltheoperationoftheDualBTUvalve

Inthefollowingpageswepresent:

1.Figure9:ShowsanexplodedviewoftheGSWH-1waterheaterwithidentiicationlabels

for all components.

2.Figure10:Awiringdiagramwithallelectricalcomponentsshowingallinterconnections

and the wire colors adopted.

3.Figure11:ACircuitLadderDiagramtoillustratetheControllogicandfunctionalityof

each electrical component

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MAINTENANCE

RoutineMaintenance

WerecommendthattheGSWH-1waterheaterbeinspectedmonthlybytheuserandatleast

once a year by a Girard Products LLC recommended service technician.

Beforeaninspection,makesurethattheLPGasandWatersystemsareturnedon.

Aroutineinspectionmustincludethefollowingitems:

1.Inspecttheintegrityofthesealing(caulkingortape)betweenthesidewallandthedoor

of the water heater and ensure that the unit is solidly mounted to the vehicle.

2.Verifythattheairinletopenings(louvers)arecompletelyopenandclearofanydebris

includingmud,leaves,twigs,insectsetc.Removeallobstructionstoallowfullairlow.

3.Insects,includingmudwaspsandspiders,canbuildnestsintheExhaustTubeOutlet

andExhaustCollectorwhichwillaffecttheperformanceoftheunit.InspecttheFlue

OutletTubeandExhaustCollectortomakesurethattheyareunobstructedandthatthe

screen is clean. If debris or insects are present, clean and vacuum to

removeanyremainingdebris.Theuseofanytypeofaftermarketscreentocoverthe

vent is not permitted and will void the warranty.

4.Openthecoverandverifythatnodebrisorextraneouscombustiblematerialsare

presentanywhere(especiallyintheareaoftheburnerandthegascontrols);

remove any item present and wipe clean the bottom of the housing.

5.Inspecttheinteriorsurfaceofthehousingforanycracksorcorrodedareasthat

couldallowpenetrationofgasesintooroutoftheinteriorofthevehicle.Check

especially around the Hot Water, Cold Water, Gas and electrical connections.

6.Checkthatallwireconnectionsareirmlyinplaceandtherearenosignsofchaingor

cracksontheinsulation.VerifythatthesparkignitioncablebetweentheControlBoard

and the igniter is securely in place and not shorted to any metal component.

7. At least once a year activate the Relief Valve by lifting the lever on top of the

valve. MAKESURETHATTHEWATERHEATERHASNOTBEENONRECENTLYAND

THEWATERFLOWINGFROMTHEHOTWATEROUTLETISCOLD.

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8.Turnonthepowertothewaterheaterand

open a hot water faucet to inspect

thelameoftheburner.Thelameshould

be of the normal bluish appearance

thatindicatespropercombustion.Thiscan

be accomplished by observing the

lamesthroughthesightholeandlooking

at the burner under the edge of the

heatexchanger(SeeFigure8).

Figure8

Flame

sight

hole

Flame at top of burner

Troubleshooting

Whenever the user opens a hot water faucet,

thewateractivatesthe“FlowSwitch”,which

providesathermostaticrequesttotheCircuit

BoardforIgnition.UpontherequesttheCircuit

Boardperformsthefollowingtasks:

1.Microprocessorresetandself-check

2.Veriicationthatnolameispresent

3.VeriicationthattheSailSwitchisopen

4.TurnontheBlower

5.Upondetectionofcombustionairlow,

starts the ignition routine by opening

thegasvalveandsupplyingtheirst

sparkingsequence.

Normally the ignition trial is successful and

the user will start receiving warm water at the

faucet.

TheControlBoarddetectstheconditions

that could result in a hazardous situation

and either prevents the Gas ignition to occur

orimmediatelyshutsdownthelameby

interruptingthegaslowtotheburner.The

failuresdetectedbytheControlBoardare:

Failuretolight

Iftheburnerfailstolight,oriflameisnot

detectedduringtheirstignitionattempt,the

gas valve is deenergized and the control goes

throughaninter-purgedelaybeforeignition

isattemptedagain.Thecontrolwillattempt

twoadditionalignitionsequencesbeforegoing

into ‘LOCKOUT’ after which the valve relay

willremainde-energizedandtheblowerwill

turnoffafteraiveminutedelay.(Lockout

Condition)

Recoveryfrom‘lockout’requiresamanual

reset by either resetting the thermostatic

demand(turningoffthewaterlow)orturning

offthepowerforaperiodof5secondsand

then opening the HOTWaterFaucet.

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Flamefailure

Iftheestablishedlamesignalislostwhile

the burner is operating, the control will

respondwithin0.8seconds,thegasvalve

isde-energizedandanewinter-purgeand

ignition routine will begin. If the burner does

notlight,thecontrolwillde-energizethe

gasvalveandwillmaketwomoreattempts

to relight the burner. If the burner does not

relight after the three trials the control will

gointoLOCKOUTasnotedabovein“Failure

tolight”.Iflameisre-established,normal

operation resumes.

Combustionairlowproblems

Iftheairlowsignalislost,orthehi-limit

switch(SeeNoticePage12)opensduring

operation, the gas valve is immediately

de-energizedandtheblowerstayson.If

the switch closes again, a normal ignition

sequencewillresume.Ifnot,andifthis

conditionpersistsformorethaniveminutes,

thecontrolwillenterlockoutwiththeblower

off.

Diagnosticsfeature

If the unit stops operating normally, please

checktheLEDindicatorontheuserpanel.If

theLEDisonorblinking,theblinkingpattern

will notify you of the fault detected by the

ControlBoardasfollows:

•SteadyOn-InternalControlFault

•1Flash-AirFault

•2Flashes-FlameDetectionError

•3Flashes–Lockout

•4Intentionally‘NA’–Reservedfor

FutureDiagnostics

•5Flashes-Lowvoltage

TheblinkingLEDpatternwillberepeatedat

intervalsofthree(3)seconds.

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Exhaust Collector Limit Switch

Heat Exchanger

Relay

Gas Control Valve

WireConnections

Hot Water

Flow

Switch

Cold Water

Auto-Lo Thermostat

Gas Burner

Burner Manifold

Anti-Freeze Thermostat

Power Switch

Diagnostic LED

Circuit Board (Fenwal)Sail Switch

Housing

Exhaust Tube

Door FlangeDoor

Figure 9 - EXPLODED VIEW OF MODEL GSWH-1 AND MAJOR COMPONENTS IDENTIFICATION

Blower Motor Assembly Support

Control Panel Housing

Figure10

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Figure11

BTU/HR 27,000–34,000

Fuel Propane(LPGas)

Inlet Pressure 10.5”WCIMinto14”WCIMax

Manifold Pressure 8”–10”WCI

Power Input 12VDC<3amp

Water Operating Pressure 125PSIMax

MaxWaterTemperature 125ºF

Dimension Width:12.5”-Height:12.5”-Depth15.5”

Shipping Weight 22 lbs

Speciications

ThetablebelowsummarizesthemainperformancespeciicationsoftheModelGSWH-1.

GirardProducts,LLCwarrantstotheoriginalowner(purchaser)thatthisproductwillbefreeof

defectsinmaterialorworkmanshipforaperiodoftwoyearsfromtheoriginaldateofpurchase

whether or not actual usage begins on that date. Girard Products liability hereunder is limited to

thereplacementofthepart(s),repairofthepart(s),orreplacementoftheproductorpart(s)witha

recon¬ditionedornewproduct/part(s)atthediscretionoftheGirardProducts.Thiswarrantyisvoid

if the product has been damaged by accident, unreasonable use, misuse, neglect, tampering or

othercausesnotarisingfromdefectsinmaterialworkman¬ship.Thislimitedwarrantyextendsto

theoriginalowneroftheproductonly,isnottransferrableandissubjecttothefollowingconditions:

1. For a period of two years from the date of purchase, Girard Products will replace any parts that

are found defective and will pay a warranty service allowance directly to the recommended Girard

Products Water Heater Service Center at rates mutually agreed upon between Girard Products and

itsrecommendedservicecenters.Asanowner,youarerequiredtoprovideproofofpurchasedate

throughaBillofSaleorotherappropriaterecord.

2.ReplacementpartswillbeshippedFOBtheshippingpointwithintheContinentalUnitedStates,

AlaskaandCanadatotherecommendedservicecenterperformingsuchrepairs.Allfreight,

shippinganddeliverycostsshallbetheresponsibilityoftheowner.

3. Service calls to customer’s location are not considered part of these charges and are, therefore,

the responsibility of the owner.

4.Beforehavingwarrantyrepairsmade,conirmthattheservicecenterisarecommended

service center for Girard Products, LLC Water Heaters. DONOTPAYTHESERVICECENTERFOR

WARRANTYREPAIRSWITHOUTPRIORAPPROVALFROMGIRARDPRODUCTS,LLC;SUCH

PAYMENTSWILLNOTBEREIMBURSED.

5.Thedefectiveparts(orwaterheater)becomethepropertyofGirardProducts,LLCandmayneed

tobereturnedtoGirardProductsTechnicalSupportDepartment.GirardProductsreservestheright

toexaminetheallegeddefectivepartorwaterheater.Allreturnedpartsand/orproductmustbe

individually tagged with the water heater’s model, serial number, date of installation and detailed

explanationofdefect.

6.Thiswarrantydoesnotcoverthefollowingitemsclassiiedasnormalmaintenance:

• Adjustmentofgaspressure

• Cleaningoradjustmentoflue

• Adjustmentofpressure-temperaturereliefvalve

• Cleaning,replacement,andadjustmentofburneroriice

7.Thiswarrantyappliesonlyiftheunitisinstalledaccordingtotheinstallationinstructionsprovided

and complies with local and state codes.

8.Thewarrantyperiodonreplacementparts(orwaterheater)istheunusedportionoftheoriginal

warrantyperiodorninety(90)days,whicheverisgreater.

9.Thislimitedwarrantydoesnotapplytodamagecausedbyaccident,abuse,misuse(including

damage caused by service performed by anyone who is not a Girard Products LLC recommended

installer),misapplication,alterations,modiications,waterdamageorfreezing.

10.THISWARRANTYANDTHEREMEDIESSETFORTHABOVEAREEXCLUSIVEANDIN

LIEUOFALLOTHERWARRANTIES,REMEDIESANDCONDITIONS,WHETHERORALOR

WRITTEN,EXPRESSORIMPLIED.GIRRDPRODUCTSLLCSPECIFICALLYDISCLAIMSANY

ANDALLIMPLIEDWARRANTIES,INCLUDINGWITHOUTLIMITATION,WARRANTIESOF

19P a g e

GIRARDPRODUCTS,LLCGSWH-1WATERHEATERTWOYEARLIMITEDWARRANTY

20P a g e

MERCHANTABILITYANDFITNESSFORAPARTICULARPURPOSE.IFGIRARDPRODUCTS

LLCCANNOTLAWFULLYDISCLAIMIMPLIEDWARRANTIESUNDERTHELIMITED

WARRANTY,ALLSUCHWARRANTIES,INCLUDINGWARRANTIESOFMERCHANTABILITYAND

FITNESSFORAPARTICULARPURPOSEARELIMITEDINDURATIONTOTHEDURATIONOF

THISWARRANTY.

NORESELLER,AGENT,OREMPLOYEEISAUTHORIZEDTOMAKEANYMODIFICATION,

EXTENSIONORADDITIONTOTHISWARRANTY.GIRARDPRODUCTSLLCISNOT

RESPONSIBLEFORDIRECT,SPECIAL,INCIDENTALORCONSEQUENTIALDAMAGES

RESULTINGFROMANYBREACHOFWARRANTYORCONDITION,ORUNDERANY

OTHERLEGALTHEORY,INCLUDINGBUTNOTLIMITEDTOLOSTPROFITS,DOWNTIME,

INCONVENIENCE,GOODWILL,EXPENSESFORTRAVEL,LODGING,DAMAGETOOR

REPLACEMENTOFEQUIPMENTANDPROPERTY.

11.Somestatesandprovincesdonotallowtheexclusionorlimitationofincidentalorconsequential

damagesorexclusionorlimitationsonthedurationofimpliedwarrantiesorconditions,sotheabove

limitationsorexclusionsmaynotapplytoyou.Thiswarrantygivesyouspeciiclegalrights,andyou

may also have other rights that vary by state or province.

12. Replacement parts purchased outside of the original water heater warranty carry a 90 day

limited warranty.

13. Girard Products provides no warranty for products installed or warranty claims originating

outsidethecontinentalUnitedStates,Alaska,HawaiiandCanada.

Service

YourGirardTanklessWaterHeaterismanufacturedtothehigheststandardsandisdesignedto

provideyearsoftroublefreeusebutintheeventyourequireservicepleasefollowthestepsoutlined

below.Rememberasanowner,youarerequiredtoprovideproofofpurchasedatethroughaBillof

Sale or other appropriate record.

1. If your RV has its original water heater and is still under the RV manufacturer’s warranty, follow

the steps suggested by your dealer or the manufacturer of your RV.

2.ContactGirardProductsWaterHeaterServiceCenterorcalltheGirardProductsTechnical

SupportDepartmentat949-259-4024orvisitourwebsiteatwww.greenrvproducts.com for a

local recommended service center.

3.Calltheservicecenter,describeyourproblemandmakeanappointment,ifnecessary.SERVICE

CALLSTOCUSTOMERLOCATIONARETHERESPONSIBILIYOFTHEOWNER.DONOTPAYTHE

SERVICECENTERFORWARRANTYREPAIRSWITHOUTPRIORAPPROVALFROMGIRARD

PRODUCTS,LLC;SUCHPAYMENTSWILLNOTBEREIMBURSED.Besuretoprovidepurchase

documentation regarding your Girard Water Heater.

ThisGirardProductsWaterHeaterisdesignedforuseinrecreationvehiclesforthe

purposeofheatingwaterasstatedinthe“ratingplate”attachedtothewaterheater.Any

otheruse,unlessauthorizedinwritingbytheGirardProductsEngineeringDepartment,

voidsthiswarranty.

GIRARDPRODUCTS,LLC

1361CALLEAVANZADO,SANCLEMENTE,CA92673

949-259-4024•www.greenrvproducts.com

WARRANTY/GSWH-1(7/20/2010)