Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/151 3-90-00684i

Model(s):XXV Freestanding Pellet Stove

Installation ManualInstallation and Appliance Setup

INSTALLER: Leave this manual with party responsible for use and operation.OWNER: Retain this manual for future reference.

NOTICE: SAVE THESE INSTRUCTIONS

Please read this entire manual before installation and use of this pellet fuel-burning room heater.Failure to follow these instructions could result in property damage, bodily injury or even death.

• Donotstoreorusegasolineorotherflammablevaporsandliquidsinthevicinityofthisoranyotherappliance.

• Donotoverfire-Ifanyexternalpartstartstoglow,youareoverfiring.Reducefeedrate.Overfiringwillvoidyourwarranty.

• Complywithallminimumclearancestocombustiblesasspecified.Failuretocomplymaycausehousefire.

Hot glass will cause burns.• Donottouchglassuntilitiscooled.• NEVERallowchildrentotouchglass.• Keepchildrenaway.• CAREFULLYSUPERVISEchildreninsameroomas

stove.• Alertchildrenandadultstohazardsofhightemperatures. High temperatures may ignite clothing or other

flammable materials.• Keepclothing,furniture,draperiesandotherflammable

materialsaway.

HOT SURFACES!

GlassandothersurfacesarehotduringoperationANDcooldown.

To obtain a French translation of thismanual, pleasecontactyourdealerorvisitwww.harmanstoves.com.Pourobtenirunetraductionfrançaisedecemanuel,s’ilvous plaît contacter votre revendeur ou visitezwww.harmanstoves.com.

NOTE

WARNING

WARNING

Checkbuildingcodespriortoinstallation.• InstallationMUSTcomplywithlocal,regional,stateandnationalcodesandregulations.

• Contactlocalbuildingorfireofficialsaboutrestrictionsandinstallationinspectionrequirementsinyourarea.

CAUTION!

Testedandapprovedforwoodpelletsandoramixtureofupto50%shelledfieldcornmixedwithaminimumof50%woodpellets,burningofanyothertypeoffuelvoidsyourwarranty.Whenburningpellet/cornblendsmorefrequentcleaningsmayberequired.

CAUTION!

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TABLE OF CONTENTSInstallationStandardWorkChecklist. . . . . . . . . . . . . . . . . . . . 3

1 Product Specific and Important Safety Information A. ApplianceCertification. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4B. MobileHomeApprovals. . . . . . . . . . . . . . . . . . . . . . . . . . . 4C. BTUSpecifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5D. Non-CombustibleMaterialsSpecification..............5E. CombustibleMaterialsSpecification . . . . . . . . . . . . . . . . . 5F. ElectricalCodes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

2 Getting Started A. DesignandInstallationConsiderations. . . . . . . . . . . . . . . 6B. ToolsandSuppliesNeeded. . . . . . . . . . . . . . . . . . . . . . . . 7C. InspectApplianceandComponents. . . . . . . . . . . . . . . . . . 7

3 Framing and Clearances A. ApplianceDimensionDiagram. . . . . . . . . . . . . . . . . . . . . . 8B. ClearancestoCombustibles . . . . . . . . . . . . . . . . . . . . . . . 9C. FloorProtection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10D.MobileHomeInstallation. . . . . . . . . . . . . . . . . . . . . . . . . 10

4 Termination Location and Vent Information A. VentTerminationMinimumClearances. . . . . . . . . . . . . . 11B. ChimneyDiagram...............................15C. Venting&UseofElbows. . . . . . . . . . . . . . . . . . . . . . . . . 16D.OutsideAir. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18E. LocatingYourApplianceandChimney. . . . . . . . . . . . . . . 19F. Draft. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19G.NegativePressure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19H. AvoidingSmoke&Odors. . . . . . . . . . . . . . . . . . . . . . . . . 20I. FireSafety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21J. InspectAppliance&Components . . . . . . . . . . . . . . . . . . 21

5 Appliance Setup A. Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22B. RemovingRearCoverPanels. . . . . . . . . . . . . . . . . . . . . 22C. Firebrick. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22D.RoomSensor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23E. LowDraftVoltageAdjustment . . . . . . . . . . . . . . . . . . . . . 23

6 Reference Materials A. SafetyReminders. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24B. WiringDiagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

= Contains updated information

Safety Alert Key:

• DANGER! Indicatesahazardoussituationwhich,ifnotavoidedwillresultindeathorseriousinjury.• WARNING!Indicatesahazardoussituationwhich,ifnotavoidedcouldresultindeathorseriousinjury.• CAUTION! Indicatesahazardoussituationwhich,ifnotavoided,couldresultinminorormoderateinjury.• NOTICE:Indicatespracticeswhichmaycausedamagetothestoveortoproperty.

!

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Installation Standard Work Checklist

ATTENTION INSTALLER:Follow this Standard Work Checklist

Thisstandardworkchecklististobeusedbytheinstallerinconjunctionwith,notinsteadof,theinstructionscontainedinthisinstallationmanual.Customer: ________________________________ Date Installed: __________________________Lot/Address: ________________________________ Location of Stove: __________________________ ________________________________ Installer: __________________________ Model: ________________________________ Dealer/Distributer Ph # __________________________ Serial Number: __________________________

! WARNING! Risk of Fire or Explosion! Failure to install appliance to these instructions can lead to a fire or explosion.

Appliance Install YES IF NO, WHY?Requirednon-combustiblefloorprotection (Pg.9) ________________________________Verifiedclearancestocombustible. (Pg.10-14) ________________________________UnitisLeveledandsecured. ________________________________

Venting/Chimney Section 4 (Pg. 10-19)VentingConfigurationcompliestoventdiagrams. ________________________________Ventinginstalled,sealedandsecuredinplacewithproperclearances. ________________________________Exteriorwall/roofflashinginstalledandsealed ________________________________Terminationsinstalledandsealed. ________________________________

Electrical Section 1 (Pg. 4)120VACunswitchedpowerprovidedtotheappliance. ________________________________

Appliance Setup Section 5 (Pg. 20-21)Allpackagingandprotectivematerialsareremoved ________________________________Accessoriesinstalledproperly ________________________________Manualbagandallit’scontentsareremovedfrominsidetheappliance andgiventopartyresponsibleforuseandoperation ________________________________Startedapplianceandverifiedthatallmotorsandblowersoperate astheyshould. ________________________________

HearthandHomeTechnologiesrecommendsthefollowing:Photographingtheinstallationandcopyingthischecklistforyoufile.Thethischecklistremainvisibleatalltimesontheapplianceuntiltheinstallationiscomplete.

Comments:Furtherdescriptionoftheissues,whoisresponsible(Installer/Builder/OtherTrades,etc.)andcorrectiveactionneeded____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Commentscommunicatedtopartyresponsible____________________by________________________on__________ Builder/GenContractor) (Installer) (Date)

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A. Appliance Certification

NOTE: Thisinstallationmustconformwithlocalcodes.In the absence of local codes youmust complywiththe ASTM E1509-2004, ULC-S628-93, ULC/ORD-C-1482-M1990, (UM) 84-HUD.

B. Mobile Home ApprovedThis appliance is approved formobile home installationswhennotinstalledinasleepingroomandwhenanoutsidecombustionairinletisprovided.Thestructuralintegrityofthemobilehomefloor,ceiling,andwallsmustbemaintained.Theappliancemustbeproperlygroundedtotheframeofthemobilehomeanduseonlylistedpelletvent,Class“PL”connectorpipe.AHarman®OutsideAirKitmust be installed in amobilehomeinstallation.

1 Product Specific and Important Safety Information

MODEL: XXVPelletStoveLABORATORY: OMNITestLaboratories,IncREPORT NO. 0135PS014STYPE: PelletFueled/SupplementaryFor

ResidentialUseSTANDARD(s): ASTME1509-04,ULC/ORD-

C1482-M1990,ULC-S627-00,EPAMethod28&5G

ELECTRICAL RATING

115 VAC, 60 Hz, Start 4.2 Amps,Run2.8Amps

GLASS SPECIFICATIONS 5mmmirroredceramicglass

The XXV isCertified tocomplywith2015particulate emission standards. NotapprovedforsaleafterMay15,2020.

T H E S T R U C T U R A L I N T E G R I T Y O F T H E MANUFACTURED HOME FLOOR, WALL, AND CEILING/ROOF MUST BE MAINTAINED.

DO NOT INSTALL IN SLEEPING ROOM.

WARNING!

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NOTE: Hearth&HomeTechnologies,manufacturer ofthisappliance,reservestherighttoalteritsproducts,theirspecificationsand/orpricewithoutnotice.

Harman® is a registered trademark of Hearth & HomeTechnologies.

F. Electrical CodesNOTE: Some generator or battery back-up systems may not be compatible with the micro-processor electronics on this appliance. Please consult the power supply manufacturer for compatible systems.WARNING! Risk of Fire! Hearth & Home Technologies disclaims any responsibility for, and the warranty and agency listing will be voided by the below actions.DO NOT: • Install or operate damaged appliance • Modify appliance • Install other than as instructed by Hearth & Home

Technologies • Operate the appliance without fully assembling all

components • Overfire • Install any component not approved by Hearth &

Home Technologies • Install parts or components not Listed or approved. • Disable safety switchesImproper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Forassistanceoradditionalinformation,consultaqualifiedinstaller, service agency or your dealer.

C. BTU & Efficiency Specifications

*WeightedaverageLHVefficiencyusingdatacollectedduring EPA emissions test.**WeightedaverageHHVefficiencyusingdatacollectedduring EPA emissions test.***ArangeofBTUoutputsbasedonEPADefaultEfficiencyand the burn rates from the low and high EPA tests.****Based on the maximum feed rate per hour multiplied by approximately 8,600 BTU’s which is the average BTU’s from a pound of pellets.Thiswoodheaterhasamanufacturer-setminimumlowburnratethatmustnotbealtered.Itisagainstfederalregulationstoalter thissettingorotherwiseoperate thiswoodheaterinamannerinconsistentwithoperatinginstructionsinthismanual.Thiswoodheaterneedsperiodicinspectionandrepairforproperoperation.Itisagainstfederalregulationstooperatethiswoodheater in amanner inconsistentwith operatinginstructionsinthismanual.

D. Non-Combustible Materials SpecificationMaterialwhichwillnotigniteandburn.Suchmaterialsarethoseconsistingentirelyofsteel,iron,brick,tile,concrete,slate,glassorplasters,oranycombinationthereof.Materials that are reported as passing ASTM E 136, Standard Test Method for Behavior of Materials in a Vertical Tube Furnace at 750° C and UL763 shall beconsiderednon-combustiblematerials.

E. Combustible Materials SpecificationMaterials made of or surfaced with wood, compressedpaper,plantfibers,plastics,orothermaterialthatcanigniteandburn,whetherflameproofedornot,orplasteredorun-plasteredshallbeconsideredcombustiblematerials.

EPA Certification Number: 994-15EPA Certified Emissions: 1.8g/hr*LHV Tested Efficiency: 78%**HHV Tested Efficiency: 66.5%***EPA BTU Output: 10,600-36,900****BTU Input 14,200-49,300Vent Size: 3InchHopper Capacity: 65lbsFuel WoodPellet

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A. Design and Installation Considerations1. Appliance LocationNotice: Check building codes prior to installation.• InstallationMUSTcomplywithlocal,regional,stateand

nationalcodesandregulations.• Consult insurance carrier, local building inspector, fire

officialsorauthoritieshavingjurisdictionoverrestrictions,installationinspectionandpermits.

Itisagoodideatoplanyourinstallationonpaper,usingexactmeasurements forclearancesandfloorprotection,beforeactuallybeginningtheinstallationConsiderationmustbegivento:• Safety,convenience,trafficflow• Placementofthechimneyandchimneyconnector.• If you are not using an existing chimney, place the

appliance where there will be a clear passage for afactory-builtlistedchimneythroughtheceilingandroof.

• Installing an optional outside air kit would affect thelocationoftheventtermination.

Marginal Location:• Below peak

Location NOT recommended:• Not the highest point of the roof• Wind loading possible

Multi-level Roofs

Windward

Leeward

Recommended:Outside Air Intakeon windward side

NOT recommended:Outside Air Intakeon leeward side

Recommended Location:• Above peak

Recommended:• Insulated exterior chase

in cooler climates

Recommended Location:• Above peak• Inside heated space

Location NOT recommended:• Too close to tree• Below adjacent structure• Lower roof line• Avoid outside wall

Marginal Location:• Wind loading possible

Figure 2.1

2 Getting Started

Sincepelletexhaustcancontainash,sootorsparks,youmustconsiderthelocationof:• Windows• AirIntakes• Air Conditioner• Overhang,soffits,porchroofs,adjacentwalls• Landscaping,vegetationWhen locating vent and venting termination, vent aboverooflinewhenpossible.NOTICE: Locating the appliance in a location of considerable air movement can cause intermittent smoke spillage from appliance. Do not locate appliance near:• Frequently open doors• Central heat outlets or returns

Installation and service of thisappliance should be performed byqualifiedpersonnel.Hearth&HomeTechnologies recommends HHTFactory Trained or NFI Certifiedprofessionals.

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B. Tools And Supplies NeededTools and building supplies normally required for installation, unless installing into an existing masonry fireplace:

C. Inspect Appliance and Components• Carefullyremovetheapplianceandcomponentsfrom

thepackaging.• Theventsystemcomponentsanddecorativedoors

andfrontsmaybeshippedinseparatepackages.• Reporttoyourdealeranypartsdamagedinshipment,

particularlytheconditionoftheglass.• Read all of the instructions before starting the

installation. Follow these instructions carefully during the installation to ensure maximum safety and benefit.

Hearth&HomeTechnologiesdisclaimsanyresponsibilityfor,andthewarrantywillbevoidedbythefollowingactions:

• Installationanduseofanydamagedapplianceorventsystemcomponent.

• Modificationoftheapplianceorventsystem.• Installation other thanas instructedbyHearth&

HomeTechnologies.• Installationand/oruseofanycomponentpartnot

approvedbyHearth&HomeTechnologies.Any such action may cause a fire hazard.

WARNING!Risk of Fire, Explosion or Electric Shock! DO NOT use this appliance if any part has been under water. Call a qualified service technician to inspect the appliance and to replace any part of the control system which has been under water.

INSTALLEXHAUSTVENTATCLEARANCESSPECIFIEDBYTHEMANUFACTURER.Mostpelletventpiperequiresaminimumof1"ofclearancetocombustiblematerialsalthoughsomecanbeinstalledat1"clearance.Followtheseinstructionsalongwithalllocalcodesregardinginstallationofthisappliance.Do NOT usemakeshift compromiseswhen installing thisappliance,seriousconsequencesmayresult.

WARNING!RISK OF FIRE OR EXPLOSION! Damaged parts could impair safe operation. DO NOT install damaged, incomplete or substitute components. Keep appliance dry.

•ReciprocatingSaw•Hammer•PhillipsScrewdriver•TapeMeasure•Level•Non-CombustibleSealant•Material

•Gloves•SafetyGlasses•ElectricDrill&Bits

May also need:•VentSupportStraps•VentingPaint

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3 Clearances

Figure 3.1

A. Appliance Dimension DiagramDimensionsareactualappliancedimensions.Useforreferenceonly.

28-7/16”722 mm

31-1

/8”

791

mm

29-7/16”748 mm

14-3/4””375 mm4-1/16””

103 mm

8-5/

8””

219

mm

12-7

/16”

”31

6 m

m

Outside Air Intake

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B. Clearances to CombustiblesWhenselectingalocationfortheapplianceitisimportanttoconsidertherequiredclearancestowalls(seeFigure3.2).

Figure 3.2

Floor Protection

12"/ 305mm

3"/ 76mm

Floor Protection

6.25"159mm

6.25"159mm

CAUTION!THIS APPLIANCE MUST BE VENTED TO THE OUTSIDE.

WARNING!RISK OF FIRE OR BURNS! Provide adequate clearance around air openings and for service access. Due to high temperatures, the appliance should be located out of traffic and away from furniture anddraperies.

Notice: IllustrationsreflecttypicalinstallationsandareFORDESIGNPURPOSESONLY.Actualinstallationmayvarydueto individual design preference.PlacethestoveawayfromcombustiblewallsatleastasfarasshowninFigures3.2.Notethattheclearancesshownareminimumforsafetybutdonotleavemuchroomforaccesswhencleaningorservicing.Pleasetakethisintoaccountwhenplacingthestove.Duetohightemperatures,thestoveshouldbeplacedoutoftrafficandawayfromfurnitureanddraperies.Childrenandadultsshouldbealertedtothehazardsofhighsurfacetemperaturesandshouldstayawaytoavoidburnstoskinand/orclothing.Youngchildrenshouldbecarefullysupervisedwhentheyareinthesameroomasthestove.Clothingandotherflammablematerialsshouldnotbeplacedonornearthisunit.

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C. Floor ProtectionPlace thestoveonanon-combustible floorprotector thatextendsaminimumof6inchestothefront(152mm),6”tothesides(152mm)and0”(152mm)totherear,whichisflushwiththerearofthehopper.Frontandsidefloorprotectionmeasurementsaremadefromthefireboxorwindowopening.Floorprotectionmustalsobepositionedunderhorizontalfluepipe,extending2”(51mm)beyondeachsideofthepipe.NOTE for Canadian installation only:PerULC-S627-00,If installedona combustible floor, the need to provideanoncombustiblefloorprotectorcoveringtheareabeneaththespace heater andextendingatleast17-3/4”(450mm)onthefiringsideandatleast7-7/8”(200mm)ontheothersides.In Canada, you may follow smaller U.S. floor protection requirements ONLY if the user agrees to completely shut-down the appliance, and allow it to cool to where all fire is extinguished and the combustion blower and its indicator light shuts off, prior to opening the firebox door or ash door.Theminimum floor protectormaterial is 20 gauge sheetmetal.Otherfloorprotectormaterialsareceramictile,stone,brick,etc.Floor protector minimum: 36” X 36” (914mm X 914mm).*Floor protection dimensions for the front and sides aremeasured fromtheappliancedooropening inTheUnitedStates.InCanada,thesidedimensionismeasuredfromthewidestpartoftheappliance. D. Mobile Home Installation

When installing this unit in a mobile home severalrequirementsmustbefollowed(ReferenceHUDRegulation#24CFR3280):• Theunitmustbeboltedtothefloor.Thiscanbedoneby

usingclips(part#2-00-677110B)and1/4”lagscrews.• Theunitmustbeconnectedtooutsideair.SeeSection

4-D.• Floor protection and clearancesmust be followed as

shownabove.• Theappliancemustbeproperlygroundedtotheframeof

themobilehomeusingaminimumof8AWGcoppersolidorstranded,insulatedorbarewireorequivalent.

• Chimneymustmeet requirements ofCAN/ULC-S629,Standard for 650°C Factory Built Chimneys. FollowManufacturer ’s guidelines concerning height andclearancestocombustibles.Usethesamemanufacturer’scomponentstoprovideaneffectivevaporbarrierwherethechimneyorothercomponentpenetratestotheexteriorofthemobilehome.DO NOT MIX COMPONENTS FROM DIFFERENT MANUFACTURERS. The top section ofchimneyandthechimneycapmustberemovabletoamaximumheight of 13-1/2’ for transport of themobilehome.

Floor ProtectionK

JCanada

L

JUSA

Corner to edge dimension for corner installation floor protection.

40”

40”

Alternate floor protector dimension may be used as long as they satisfy the measurement requirements shown below.Minimum size floor protection for a corner installation hearth pad is 40” x 40” (USA ONLY). This also allows the floor pad to touch the wall.

NOTE:Measurement "K" ismeasured from theglass in theUSONLY

Floor Protection Requirements US Canada

J Sides 6" 200mmK Front 6” 450mmL Rear 0” 200mm

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4 Termination Location and Vent Information

A. Vent Termination Minimum Clearances

Figure 4.1

Figure 4.2

3 Ft.to

Combustibles

3 Ft.to Combustibles

INSTALL VENT AT CLEARANCES SPECIFIED BY THE VENT MANUFACTURER#1 Preferred method (Figure 4.1)

Thismethodprovidesexcellentventingfornormaloperationandallowsthestovetobeinstalledclosesttothewall.Twoinches from thewall is safe; however, four inchesallowsbetteraccesstoremovetherearpanel.Theverticalportionoftheventshouldbethreetofivefeethigh.Thisverticalsectionwillhelpprovidenaturaldraftintheeventofapowerfailure.Sealpipejointswithsiliconeoraluminumtapeinadditiontothesealingsystemusedbythemanufacturer.Do not place joints within wall pass-through.

3 Ft.to

Combustibles

3 Ft.to Combustibles

#2 Preferred method (Figure 4.2)

Thismethod also provides excellent venting for normaloperationbutrequiresthestovetobeinstalledfartherfromthewall.Theverticalportionoftheventshouldbethreetofivefeethighandatleast1”fromacombustiblewall.Thisvertical sectionwill providenaturaldraft in theeventofapowerfailure.Sealpipejointswithsiliconeoraluminumtapeinadditiontothesealingsystemusedbythemanufacturer.If the stove is installed below grade be sure the venttermination is at least 12” above grade. The outlet must also be 1 foot from the house/building.Do not place joints within wall pass-through.

CAUTION!KEEP COMBUSTIBLE MATERIALS (SUCH AS GRASS, LEAVES, ETC.) AT LEAST 3 FEET AWAY FROM THE FLUE OUTLET ON THE OUTSIDE OF THE BUILDING.

DO NOT USE MAKESHIFT COMPROMISES WHEN INSTALLING THIS APPLIANCE. DAMAGE AND/OR INJURY MAY RESULT.

CAUTION!

WARNING!THE CHIMNEY AND CONNECTOR MUST BE MAINTAINED IN GOOD CONDITION AND KEPT CLEAN.

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Figure 4.3

Figure 4.4

#3 Installing into an existing chimney (Figure 4.3)

Thismethodprovidesexcellentventingfornormaloperation.Thismethodalsoprovidesnatural draft in theevent of apowerfailure.Ifthechimneyconditionisquestionable*youmaywanttoinstallalinerasinmethod#7.InsomeplacesintheUSandCanadaitisrequiredthattheventpipeextendallthewaytothetopofthechimney.*The chimney should be inspected and cleaned beforeinstallingyourstove.Ifyoudiscoverthatthechimneydoesnothaveaclaytilelinerorhascracksorflakingofthetileliner youwill need to install a stainless steel linerwithinthechimney.Inmostcasestheinsidediameterofthislinershouldbe4”.Eitherflexibleorrigidlinermaybeusedforthispurpose.RefertoMethod6&7.Sealpipejointswithsiliconeoraluminumtapeinadditiontothesealingsystemusedbythemanufacturer.Besuretodesigntheventingsothatitcanbeeasilycleaned.

#4 Installing into an existing fireplace chimney (Figure 4.4)

Thismethodprovidesexcellentventingfornormaloperation.Thismethodalsoprovidesnatural draft in theevent of apowerfailure.Ifthechimneyconditionisquestionable*youmaywanttoinstallalinerasinmethod#6.InsomeplacesintheUSandCanadaitisrequiredthattheventpipeextendallthewaytothetopofthechimney.*The chimney should be inspected and cleaned beforeinstallingyourstove.Ifyoudiscoverthatthechimneydoesnothaveaclaytilelinerorhascracksorflakingofthetileliner youwill need to install a stainless steel linerwithinthechimney.Inmostcasestheinsidediameterofthislinershouldbe4”.Eitherflexibleorrigidlinermaybeusedforthispurpose.RefertoMethod5&6.The chimney should be sealed at the damper using asteel plate.Kaowool,mineralwool or an equivalent non-combustibleinsulationisrecommendedtobeinstalledontopofthesealingplatetoreducethepossibilityofcondensation.The connector pipe should extend through the smokechambertothebaseorintothefirstfluetile.Sealpipejointswith silicone or aluminum tape in addition to the sealingsystemusedbythemanufacturer.Besuretodesigntheventingsothatitcanbeeasilycleaned.

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#5 Installing into an existing fireplace chimney (Figure 4.5) w/Full Liner

Thismethodprovidesexcellentventingfornormaloperation.Thismethodalsoprovidesnatural draft in theevent of apowerfailure.InsomeplacesintheUSandCanadaitisrequiredthattheventpipeextendallthewaytothetopofthechimney.Thepipeorlinerinsidethechimneyshouldbe4”diameter.Inthismethodacapshouldalsobeinstalledonthechimneytokeepoutrain.Besuretouseapprovedpelletventpipefittings.Sealpipe jointswithsiliconeoraluminum tape inadditiontothesealingsystemusedbythemanufacturer.Pipesizeshouldbeincreasedto4”usingthismethod.

#6 Installing into an existing chimney (Figure 4.6) w/Full liner

Thismethodprovidesexcellentventingfornormaloperation.Thismethodalsoprovidesnatural draft in theevent of apowerfailure.InsomeplacesintheUSandCanadaitisrequiredthattheventpipeextendallthewaytothetopofthechimney.Sealpipejointswithsiliconeoraluminumtapeinadditiontothesealingsystemusedbythemanufacturer.Thepipeorlinerinsidethechimneyshouldbe4”diameter.Inthismethodacapshouldalsobeinstalledonthechimneytokeepoutrain.

Figure 4.5

Figure 4.6

4"/102mm frombackoftopflueventtowall

18"/457mm

Optional Top Vent Pipe Clearances

6"/152mm frompipetowall

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PL vent manufacturer's �restop spacer and support

1" MIN.

No insulation or othercombustible materialsare allowed within 1"of the PL vent pipe.

�ashing

storm collar

1" MIN.

1" MIN.

12" M

IN

1” MIN.

12"

min

. abo

ve g

roun

d le

vel

#7 Installing through the ceilingThrough the ceiling vent, followPL ventmanufacturersrecommendationswhenusingwallandceilingpassthrough.Sealpipejointswithsiliconeoraluminumtapeinadditiontothesealingsystemusedbythemanufacturer. Do not place joints within wall pass-through.

12"min. wall to outlet

36"

min. clearance to any

combustable material

Figure 4.7 Figure 4.8

Figure 4.9

Dotted area represents theminimum clearance tocombustiblematerialssuchasshrubbery,mulchor tallgrasses.

Minimum flue vent configurationIt is recommended that outsideair be installed with this ventingconfiguration.

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B. Chimney Diagram

V =Vent Terminal A =Air Supply Inlet =Area where termination is not permitted

Door

Sidewalk

FixedClosed

Openable

Openable FixedClosed

Inside CornerDetail

Porch orOpenable

Deck or Fixed

Requirements for Terminating the Venting

Figure 4.10

I. Theclearance toservice regulatorventoutletmustbeaminimumof6feet.

J. Theclearance toanon-mechanicalairsupply inlet to thebuildingorthecombustionairinlettoanyotherappliancemustbeaminimumof48”.

K. Theclearancetoamechanicalairsupply inletmustbeaminimumof10feet. (with outside air installed, 6 feet)

L. Theclearanceaboveapavedsidewalkorapaveddrivewaylocatedonpublicpropertymustbeaminimumof7feet.

M. Theclearanceunderaveranda,porch,deckorbalconymustbeaminimumof12inches. (B. also)

NOTE: The clearance to vegetation and other exterior combustibles such as mulch is 36” as measured from the center of the outlet or cap. This 36” radius continues to grade or a minimum of 7 feet below the outlet.CertainCanadianandorLocalcodesorregulationsmayrequiredifferentclearances.Aventshallnot terminatedirectlyaboveaside-walkorpaveddrivewaywhichislocatedbetweentwosinglefamilydwellingsandservesbothdwellings.Onlypermittedifveranda,porch,deck,orbalconyisfullyopenonaminimumof2sidesbeneaththefloor.See NFPA 211 for more installation clearance reductions when using outside air.NOTE: Where passage through a wall, or partition of combustible construction is desired, the installation shall conform to CAN/CSA-B365. (if in Canada)

WARNING!Venting terminals must not be recessed into a wall or siding.

NOTE: Only PL vent pipe wall pass-through and fire stops should be used when venting through combustible materials.Always take into consideration the effect the prevailing wind direction or other wind currents will cause with flyash and /or smoke when placing the termination.In addition, the following must be observed:A. Theclearanceabovegrademustbeaminimumof12".B. Theclearancetoawindowordoorthatmaybeopenedmust

beaminimumof48"totheside,48"belowthewindow/door,12"abovethewindow/door. (with outside air installed, 9” to side and below)

C. A 12" clearance to a permanently closedwindow isrecommendedtopreventcondensationonthewindow.

D. Theverticalclearancetoaventilatedsoffitlocatedabovetheterminalwithinahorizontaldistanceof2feet(60cm)fromthecenter-lineoftheterminalmustbeaminimumof18".

E. Theclearancetoanunventilatedsoffitmustbeaminimumof12".

F. Theclearancetoanoutsidecorneris11"fromcenterofpipe.G. Theclearancetoaninsidecorneris12".H. Aventmustnotbeinstalledwithin3feet(90cm)aboveagas

meter/regulatorassemblywhenmeasuredfromthehorizontalcenter-lineoftheregulator.

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1516 3-90-00684i

C. Venting & Use of Elbows

O+ = Positive static pressure= Negative static pressure

+

+

-

O-Figure 4.11

Harmanpelletstovesdependonacombustionfantopullairthroughtheunitforcombustion.Theventingsystemrestrictstheabilityofthecombustionfantomovetherequiredamountofairthroughtheunit.Asystemwithtoomuchresistancewillresultinincompletecombustion,morefrequentrequiredcleaning and poor unit performance. It is always best tochoosealocationfortheappliancethatwillresultinaventingsystemwiththeshortestequivalentventlength(EVL).ItisbesttohaveyourventingsystemdesignedbyaHarmanauthorizeddealerbeforeyoufinalizeyourpurchaseofanappliance.Equivalent Vent Length: The equivalent vent length for common pellet vent components are:•90°ElbowsorTee:5EVLUnits•45°elbow:3EVLUnits•VerticalPipeorLiner:½EVLUnit•HorizontalPipeorliner:1EVLUnit

The total allowable equivalent vent length is:•20EVLfor3”pelletventpipeorliner•30EVLfor4”pelletventpipeorlinerDue to thepotential forflyashaccumulation inhorizontalventingsections,themaximumpermissiblehorizontalventinglengthis:•4ft.for3”&4”pelletventpipe.

Example: First Floor InstallationAunit is tobe installedusing3”PelletPipewith3 feetofhorizontalpipe,aTee,10feetofverticalpipe,a90°elbowandaterminationcap.The equivalent vent length is:3ft.ofHorizontalPipe(1x3EVL) =3EVL90°ElboworTee(1xEVL) =5EVL10ft.ofVerticalPipe(10x.5EVL) =5EVL90°ElboworTee(1xEVL) =5EVLTerminationCap =0EVLEquivalentVentLength =18EVLIn the example system detailed above, the EVL was138whichislessthanthemaximumof20EVLfor3”pelletventpipe,thusthisisasatisfactoryventingconfiguration.

Example: Connection to Masonry ChimneyAunitistobeinstalledusing3”PelletPipewith2feetofhorizontalpipe,aTee,4feetofverticalpipe,anelbow,aTee,21feetofverticalliner,andaterminationcap.The equivalent vent length is:2ft.ofHorizontalPipe(1x2EVL) =2EVL90°Tee(1x5EVL) =5EVL4ft.ofVerticalPipe(4x.5EVL) =2EVL90°Elbow(1x5EVL) =5EVL90°Tee(1x5EVL) =5EVL21ft.ofVerticalLiner(21x.5EVL) =10.5EVLTerminationCap =0EVLEquivalentVentLength =29.5EVLIn the example system detailed above, the EVL was29.5whichexceedsthemaximumof20ft. for3”pelletventpipe, thus3”ventpipeshouldnotbeused in thisinstallation.However,since4”pipecansupportanEVLupto30,theuseof4”pipewouldcreateasatisfactoryinstallation.

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1517 3-90-00684i

C. Venting & Use of Elbows continued

Note:Whentheamountofverticalpelletventpipeinthesystemexceeds15feet,4”pelletventpipeshouldbeused.Note:EquivalentVentingLengthdecreasesasaltitudeincreases.Note:WhentheHighAltitudeFanBladeisused,themaximumlengthofOutsideAirPipedecreasesto20ft.

Example:AunitwithanEVLof13,istobeinstalledatanaltitudeof3,000feetabovesealevel.From thechart to the left,at3,000 feetofaltitude, themaximum permissible equivalent venting length is 26feet.Thereforethiswouldbeanacceptable installationwithnoneedtochangethecombustionblowerfan.However, if the sameunit (EVL13)was tobe installedanaltitudeof9,000feetabovesealevel,theinstallationwouldnolongerbeacceptableandtheequivalentventlengthofthepipewouldhavetobereducedforproperunitoperation.

No Change of Combustion Blower Fan Blade Needed

0 Ft5 Ft 5 Ft

10,000

9,000

8,000

7,000

6,000

5,000

4,000

3,000

5 Ft

0 Ft

10 Ft

Combustion Blower Fan Blade Changeover Line

Altitude

10 Ft

15 Ft

20 Ft

25 Ft

30 Ft

5 Ft

0 Ft

15 Ft

Equiv

alent

Vent

Leng

th (E

VL)

Maximum Horizontal Run

• LongrunsofflexorPLventpipeinstalleddirectlyverticalfromthefluestubmayrequiremorefrequentcleaningduetoflyashfallingoffinsideandcollectingdirectlyabovethecombustionbloweroutlet.

• 4"stainlesssteel flexventpiping isonlyallowed foruse inmasonryfireplacesandchimneysor factorybuiltwood-burningfireplaceswithClassAmetalchimneys.

• Allpelletventpipemustbesecuredtogethereitherbymeansprovidedbypipemanufacturerorby3screwsateachjoint.• Useonlythespecifiedventingcomponents.Useofanyothercomponentswillvoidtheproductwarrantyandmaypose

ahazard.• DoNotInstallaFlueDamperInTheExhaustVentingSystemofThisAppliance.• DONOTCONNECTTHISUNITTOACHIMNEYFLUESERVINGANOTHERAPPLIANCE.• NOTE:SimpsonDuraVentPelletVentProHarman®AdapterPart#3PVP-ADHBandPelletVentProHarman®Adapter

IncreaserPart#3PVPX4ADHBarehighly recommended tobe installedon thestartercollar to insureaproperpipeconnectiontotheunit.

• INSTALL VENT AT CLEARANCES SPECIFIED BY THE VENT MANUFACTURER• Usesiliconetocreateaneffectivevaporbarrieratthelocationwherethechimneyoroutsideairductingpassesthrough

totheexteriorofthestructure

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1518 3-90-00684i

D. Outside AirOutside Air:Hearth & Home Technologies recommend attaching outside air in all installations, especially lower level and main floor locations.Pernationalbuildingcodes,considerationmustbegiventocombustionairsupplytoallcombustionappliances.Failuretosupplyadequatecombustionairforallappliancedemands,mayleadtoback-draftingofthoseandotherappliances.Whentheapplianceisside-wallvented:Theairintakeisbestlocatedonthesameexteriorwallastheexhaustventoutletandlocatedloweronthewallthantheexhaustventoutlet.When theappliance is roofvented:Theair intake isbestlocatedontheexteriorwallorientedtowardstheprevailingwinddirectionduringtheheatingseason.Theoutsideairconnectionwillsupplythedemandsofthepellet appliance, but considerationmust be given to thetotalhousedemand.Housedemandmayconsumesomeairneededforthestove,especiallyduringapowerfailure.Itmaybenecessarytoaddadditionalventilationtothespaceinwhichthepelletapplianceislocated.ConsultwithyourlocalHVACprofessionaltodeterminetheventilationdemandsforyourhouse.Toinstalloutsideairuse3”.non-combustibleflexpipeFigure4.13.Thereisabreak-awayholeontherearpaneloftheP-Seriesstovewhichmustberemovedbeforeconnectingtheflexpipe.Figure4.12.Thepipeshouldberunoutsideandterminatetothesideorbelowtheventpipeoutletsotheflueoutletismorethan12”fromtheinletcover.TheTerminationCapshouldbeusedtokeepbirds,rodents,etc.outofthepipe,Figure4.13.YoumaychoosetousetheoptionalDirectVentWallPass-throughKitwhichincorporatestheventingpass-throughandoutsideairinletintoonecomponent.Figure4.14.Use silicone to create an effective vapor barrier at the location where the chimney or outside air ducting passes through to the exterior of the structure.

Outside air flex pipe goes here.

Figure 4.12

Direct Vent Wall Pass-through Kit (Part #1-00-677177)

Figure 4.14

Inlet Cover part# 1-10-09542

Figure 4.13

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1519 3-90-00684i

E. Locating Your Appliance & ChimneyLocationoftheapplianceandchimneywillaffectperformance.• Install through the warm airspace enclosed by the

building envelope.This helps to producemore draft,especiallyduringlightinganddie-downofthefire.

• Penetratethehighestpartoftheroof.Thisminimizestheeffectsofwindloading.

• Locate termination cap away from trees, adjacentstructures,unevenrooflinesandotherobstructions.

• Minimizetheuseofchimneyoffsets.• Consider the appliance location relative to floor and

ceilingandatticjoists.

G. Negative Pressure

F. DraftDraftisthepressuredifferenceneededtoventappliancessuccessfully.Whenanapplianceisdraftingsuccessfully,allcombustionbyproductsareexiting thehomethrough thechimney.Considerationsforsuccessfuldraftinclude:• Preventingnegativepressure• Locationofapplianceandchimney

Tomeasurethedraftornegativepressureonyourapplianceuseamagnahelic or a digital pressuregauge capable ofreading0-1inchesofwatercolumn(W.C.). Theappliance should be running on high for at least 15minutesforthetest.Withthestoverunningonhighyoushouldhaveanegativepressureequaltoorgreaterthanthenumbergiveninthechartbelow.Ifyouhavealowerreadingthanyoufindonthechart,yourappliancedoesnothaveadequatedrafttoburnthefuelproperly.

Minimum Vacuum Requirements: .35 - .55

• DONOTCONNECTTHISUNITTOACHIMNEYFLUESERVICINGANOTHERAPPLIANCE.

• DONOTCONNECTTOANYAIRDISTRIBUTIONDUCTORSYSTEM.

Mayallowfluegasestoenterthehouse.

Priortoinstallingthefluepipe,connectadraftmeter.(Thedraftmetermusthaveaminimumrangeof0-.5”)Recordthefirstreading.Connectfluepipetostoveandbesurealldoorsandwindowsinthehomeareclosed.Recordtheseconddraftreading_______. If thesecondreading ismore than.05”lowerthanthefirstreading,checkforpossiblerestrictionsortheneedforoutsideair.Formoreinformationonthedrafttestprocedure,refertoPage21

CAUTION!

Negativepressureresultsfromtheimbalanceofairavailablefortheappliancetooperateproperly.Itcanbestrongestinlowerlevelsofthehouse.Causesinclude:• Exhaustfans(kitchen,bath,etc.)• Rangehoods• Combustionairrequirementsforfurnaces,waterheaters

andothercombustionappliances• Clothesdryers• Locationofreturn-airventstofurnaceorairconditioning• ImbalancesoftheHVACairhandlingsystem• Upperlevelairleakssuchas: -Recessedlighting -Attichatch -Ductleaks

Tominimizetheeffectsofnegativeairpressure:• Installtheoutsideairkitwiththeintakefacingprevailing

windsduringtheheatingseason• Ensure adequate outdoor air for all combustion

appliancesandexhaustequipment• Ensurefurnaceandairconditioningreturnventsarenot

locatedintheimmediatevicinityoftheappliance• Avoidinstallingtheapplianceneardoors,walkwaysor

smallisolatedspaces• Recessedlightingshouldbea“sealedcan”design• Attichatchesweatherstrippedorsealed• Atticmounted ductwork and air handler joints and

seamstapedorsealedNOTICE: Hearth & Home Technologies assumes no responsibility for the improper performance of the chimney system caused by:

• Inadequate draft due to environmental conditions• Downdrafts• Tight sealing construction of the structure• Mechanical exhausting devices

Risk of Asphyxiation! Negative pressure can cause spillage of combustion fumes and soot.

WARNING!

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1520 3-90-00684i

H. Avoiding Smoke and OdorsNegative Pressure, Shut-down, and Power Failure:To reduce the probability of back-drafting or burn-back in the pellet burning appliance during power failure or shut-down conditions, the stove must be able to draft naturally withoutexhaustbloweroperation.Negativepressureinthehousewillresistthisnaturaldraftifnotaccountedforinthepelletapplianceinstallation.Heatrisesinthehouseandleaksoutatupperlevels.Thisairmustbereplacedwithcoldairfromoutdoors,whichflowsinto lower levels of the house.Vents and chimneys intobasementsandlowerlevelsofthehousecanbecometheconduitforairsupply,andreverseundertheseconditions.Outside AirAnoutsideairkit is recommended inall installations.TheOutsideAirKitmustbeorderedseparately.Pernationalbuildingcodes,considerationmustbegiventocombustionairsupplytoallcombustionappliances.Failuretosupplyadequatecombustionairforallappliancedemandsmayleadtobackdraftingofthoseandotherappliances.Whentheapplianceisroofvented(stronglyrecommended):

Theairintakeisbestlocatedontheexteriorwallorientedtowardstheprevailingwinddirectionduringtheheatingseason.

Whentheapplianceisside-wallvented:Theairintakeisbestlocatedonthesameexteriorwallastheexhaustventoutletandlocatedloweronthewallthantheexhaustventoutlet.

Theoutsideairsupplykitcansupplymostofthedemandsofthepelletappliance,butconsiderationmustbegiventothetotalhousedemand.House demand may consume the air needed for theappliance.Itmaybenecessarytoaddadditionalventilationtothespaceinwhichthepelletapplianceislocated.ConsultwithyourlocalHVACprofessionaltodeterminetheventilationdemandsforyourhouse.Vent PipeBesure touseapprovedpelletventpipewallandceilingpass-throughfittingstogothroughcombustiblewallsandceilings.Besuretouseastartingcollartoattachtheventingsystemtothestove.Thestartingcollarmustbesecuredtothefluestubwithatleastthreescrews,andsealedwithhightempsiliconecaulking.4” stainless steel flex vent piping is only allowed for useinmasonryfireplacesandchimneysor factorybuiltwoodburningfireplaceswithclassAmetalchimneys.

Pelletventingpipe(alsoknownasTypeLvent)isconstructedof two layerswith air spacebetween the layers.This airspaceactsasaninsulatorandreducestheoutsidesurfacetemperaturetoallowaclearancetocombustiblesofonly1inch.Thesectionsofpipelocktogethertoformanairtightsealinmostcases;however,insomecasesaperfectsealisnotachieved.ForthisreasonandthefactthattheP-Seriesoperateswithapositiveventpressure,wespecifythatthejointsalsobesealedwithsilicone.Wherepassingthroughanexteriorwallorroof,besuretousetheappropriatepass-throughdeviceprovidinganadequatevaporbarrier.Ventingmanufacturersgenerallyprovidethesepass-throughdevices.Vent Configurations:To reduce probability of reverse drafting during shut-down conditions,Hearth&HomeTechnologies stronglyrecommends:• Installingthepelletventwithaminimumverticalrunof

fivefeet,preferablyterminatingabovetheroofline.• Installingtheoutsideairintakeatleastfourfeetbelow

theventtermination.Topreventsootdamagetoexteriorwallsofthehouseandtopreventre-entryofsootorashintothehouse:• Maintainspecifiedclearancestowindows,doors,and

airinlets,includingairconditioners.• Ventsshouldnotbeplacedbelowventilatedsoffits.Run

theventabovetheroof.• Avoidventingintoalcovelocations.• Ventsshouldnotterminateunderoverhangs,decksor

ontocoveredporches.• Maintainminimum clearance of 12 inches from the

ventterminationtotheexteriorwall.Ifyouseedepositsdevelopingonthewall,youmayneedtoextendthisdistancetoaccommodateyourinstallationconditions.

Hearth & Home Technologies assumes no responsibility for, nor does the warranty extend to, smoke damage caused by reverse drafting of pellet appliances under shut-down or power failure conditions.

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1521 3-90-00684i

I. Fire SafetyToprovide reasonablefiresafety, the followingshouldbegivenseriousconsideration:• InstallatleastonesmokedetectorandCOdetectoron

eachfloorofyourhome.• Locatesmokedetectorawayfromtheheatingappliance

andclosetothesleepingareas.• Followthesmokedetectormanufacturer’splacementand

installationinstructionsandmaintainregularly.• ConvenientlylocateaClassAfireextinguishertocontend

withsmallfires.• Intheeventofahopperfire: • Evacuatethehouseimmediately.

• Notifyfiredepartment.

J. Inspect Appliance & Components• Remove appliance and components from packaging

andinspectfordamage.• Reporttoyourdealeranypartsdamagedinshipment.• Read all the instructions before starting the

installation. Follow these instructions carefully during the installation to ensure maximum safety and benefit.

Inspectapplianceandcomponents fordamage.Damagedpartsmayimpairsafeoperation.

• DoNOTinstalldamagedcomponents.• DoNOTinstallincompletecomponents.• DoNOTinstallsubstitutecomponents.

Reportdamagedpartstodealer.

WARNING!

• Installationanduseofanydamagedappliance.• Modificationoftheappliance.• Installation other thanas instructed byHearth&Home

Technologies.• Installationand/oruseofanycomponentpartnotapproved

byHearth&HomeTechnologies.• Operating appliance without fully assembling all

components.• DoNOTOverfire.

Or any such action that may cause a fire hazard.

FireRisk.Hearth&HomeTechnologies disclaims anyresponsibilityfor,andthewarrantywillbevoidedbythefollowingactions:

WARNING!

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1522 3-90-00684i

5 Appliance Set-Up

Figure 5.1

A. UnpackingTheEnamelXXVisattachedtoskidsupportswith(4)-1/4-20X5/8”HexC/SScrewstopreventmovementduringshipping.Tofreethestovefromtheskidsupportyoumustremovethe(4)1/4-20x5/8”screwslocatedwithinthebrackets.Figure5.1.(2)1/4-20x5/8”arelocatedjustinsidethedoorundertheashpan.(2)1/4-20x5/8”arelocateatthebackoftheunitbehindtherearcoverpanels.SeesectionB.Standard (Painted) XXVmodels are attached using (4)5/16”x2”HexLagScrews.Tofreethestovefromthepallet,removethe(4)lagsscrewsandmovethebracketstowardthecenterofthestove.The front bolts/nutsmust be reinstalled after the unit isremovedfromtheskidsupportstopreventsmokeleakageintothehome.NOTE: The inner brackets are for Enamel Stoves only.NOTE: There is a support located under the unit bolted to the skid that does NOT need to be removed.

B. Removing Rear Cover PanelsThe rear cover panels are secured to the stovewith twoscrewseach.These screwsneed only be loosened, notremoved,toremovethepanels.Itisrecommendedthattherearcoversareinstalledaftertheunitisinplaceandtheventpipeisinstalled,topreventcontactwithhotormovingparts.

C. Flame GuideInstallthecastironflameguideontopoftheburnpot.Makesurethattheflameguideisfullyseatedontheverticalsidesoftheburnpotandthatthebackoftheguiderestsagainstthebodyofthestove.Figure5.3.INSTALLEXHAUSTVENTATCLEARANCESSPECIFIEDBYTHEMANUFACTURER.Mostpelletventpiperequiresaminimumof3"ofclearancetocombustiblematerialsalthoughsomecanbeinstalledat1"clearance.Followtheseinstructionsalongwithalllocalcodesregardinginstallationofthisappliance.Do NOT usemakeshift compromiseswhen installing thisappliance,seriousconsequencesmayresult.Withanyhearthappliance,installationofsmokedetectorsisrecommendedoneverylevelofthehome.Possible causes of smoke detector activation:Paintcuringprocess-Openawindowneartheapplianceforthefirstfewhoursofburning.Exhaustbeingdrawnbackinsidethedwelling-Outsideairconnectiontotheapplianceisnecessary.Ventleakage-Allinteriorseamsandjointsshouldbesealedwithsiliconewhereapplicable.Followventmanufacturersinstructionsforpropersealing.

Figure 5.2

Figure 5.3

Flame guide

(4) 5/16” x 2” Hex Lag Screws

Shipping BracketsEnamel Only

(2) 1/4-20 x 5/8” Hex Screws

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1523 3-90-00684i

D. Room Sensor InstallationTheroomsensorisasmalltemperaturesensorontheendofa60"wire.Thissensorisinstalledmuchlikeastandardwallthermostat.Thereisaremoteroomsensorportontherearoftheunitforeasyexternalconnection.Usestandard18-2thermostatwiretoextendthesensortothedesiredlocation(50'maximum).Theroomsensorshouldbeinstalledinthelocationwhereyouwanttocontrolthetemperature.Distancesofmorethan25feetfromtheunitorinanotherroomarenotrecommended.TheroomsensorisessentialfortheXXV'sexcellentefficiency.NOTE:Itisrecommendedthattheroomsensorbeinstalled,evenifonlyinstalledontherearoftheunitasareturnairsensor.

E. Low Draft Voltage AdjustmentTheseunitsarepre-testedatthefactorywithexactly120VAC,60Hz.Theyarecheckedandadjustedforfireboxtightness,gasketleakage,motoroperationandigniteroperation.TheXXVisthenfactorysetatamid-pointadjustmentandinmostcaseswillnotneedanyadjustments.The factory low draft setting may not be correct for the unit’s permanent installation conditions.ThecontrolboardontheXXVisequippedwithalowdraftadjustmentportlocatedonthecontrolfacejusttotherightof the igniter light. Figure 5.4.This voltageadjustment isprovidedtoallowtheunittobeadjustedforthehouseholdvoltagewheretheunitisgoingtobeinpermanentoperation. The line voltage varies from area to area and often home to home.Thelowdraftvoltageshouldbeadjustedtoachievethemostefficient burnon lowburnor “maintenance”.This voltageadjustmentallowstheinstallertochangethelowvoltagesetpointapproximately10volts.Thisadjustmentshouldbedonebytheinstallerduringsetupbecauseadraftmeterreadingis required toinsurepropersetup.

Combust ion Motor Speed Control

Low draft only set point.The sma l l s t r a i gh tscrewdriverslotisplastic;therefore, the unit canbe adjusted while inoperation.

Iftheunitisnotadjustedproperly,itdoesnotcauseasafetyconcern.Iftheunitisadjustedtoohigh,onlyefficiencyislost.Iftheunitisadjustedtoolow,thelowdraftpressureswitchwillnotallowthefeedmotorortheignitertooperate.Asimpledrafttestshouldbeperformedaftercompletingthefluepipeinstallation.Torecordtheresultsforfuturereference:1. Plugunitintoa120VAC,60HZoutlet.2. Closethehopperlid,frontviewdoor,andtheashpan.

Neitherpelletsorafirearerequiredforthistest.3. Withthemodeselectorinthe“OFF”position,turnthefeed

adjusterto“TEST”.4. Record the high draft_____inW.C. (Normal is -.50 to

-.60)ThecontrolwillbeontheHighDraftforatotalof2minutes.

5. After1minute,thecombustionmotorwillgodowntolowdraft and thedistributionblowerwill goonhigh.Allowapproximately 15 seconds to pass for the combustionmotortoslowbeforecheckingthelowdraft.

6. Ifthelowdraftisbetween-.35and-.45,recordthereading_____ inW.C. If the reading is higher, slowly turn thesetscrewcounter-clockwiseuntilthedraftlowers.Ifthereadingislower,veryslowlyturnthesetscrewclockwiseuntilthedraftincreases.

NOTE: In some cases, the draft may not go as low as -.35 to -.45 even with the set screw completely counter-clockwise. Ideally, you should just set it as low as possible.

Figure 5.4

Figure 5.5

MAGNEHELIC

INCHES OF WATER

0

.10.20 .30

.40.50

The rear panel will need to be removed prior to installing the draft meter to the barbed tee. Be sure to hold the barbed tee while removing the plug cover. Replace plug cover after draft test.

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1524 3-90-00684i

6 Reference Material

A. Safety RemindersWheninstallingandoperatingyourHarman®XXV,respectbasic safety standards.Read these instructions carefullybeforeyouattempttoinstalloroperatetheXXV.Failuretodosomayresultindamagetopropertyorpersonalinjuryandmayvoidtheproductwarranty.Consultwithyourlocalbuildingcodeagencyandinsurancerepresentativebeforeyoubeginyourinstallationtoensurecompliancewithlocalcodes,includingtheneedforpermitsandfollow-upinspections.

USE OF IMPROPER FUELS, FIRE STARTERS OR ALTERING THE STOVE FOR HIGHER HEAT OUTPUT MAY CAUSE DAMAGE TO THE STOVE AND COULD RESULT IN A HOUSE FIRE. USE ONLY APPROVED FUELS AND OPERATION GUIDELINES

WARNING!

MOBILE/MANUFACTURED HOME GUIDELINES DO NOT ALLOW INSTALLATION IN A SLEEPING ROOM.

WARNING!

KEEP COMBUSTIBLE MATERIALS SUCH AS GRASS, LEAVES, ETC. AT LEAST 3 FEET AWAY FROM THE POINT DIRECTLY UNDER THE VENT TERMINATION.

WARNING!

THE STOVE IS HOT WHILE IN OPERATION.KEEP CHILDREN, CLOTHING AND FURNITURE AWAY. CONTACT MAY CAUSE SKIN BURNS.

CAUTION!

THE STRUCTURAL INTEGRITY OF THE MOBILE HOME FLOOR, WALL, AND CEILING/ROOF MUST BE MAINTAINED.

CAUTION!Duetohightemperatures,thisstoveshouldbeplacedoutoftrafficandawayfromfurnitureanddraperies.Childrenandadultsshouldbealertedtothehazardsofhighsurfacetemperaturesandshouldstayawaytoavoidburntoskinand/orclothing.Youngchildrenshouldbecarefullysupervisedwhentheyareinthesameroomasthestove.Clothingandotherflammablematerialsshouldnotbeplacedonornearthisstove.Installationand repair of this stove should bedoneby aqualifiedserviceperson.Theapplianceshouldbeinspectedbeforeuseandatleastannuallybyaqualifiedserviceperson.More frequent cleaningwill be required. It is imperativethat control compartments, burners, and circulating airpassagewaysofthisstovebekeptclean.

CAUTION!This appliance must be vented to the outside.

BURNING COLORED PAPER, CARDBOARD, SOLVENTS, TRASH AND GARBAGE OR ALTERING THE STOVE FOR HIGHER HEAT OUTPUT MAY CAUSE DAMAGE TO THE STOVE AND COULD RESULT IN A HOUSE FIRE. USE ONLY APPROVED FUELS AND FOLLOW ONLY THESE OPERATION GUIDELINES.

WARNING!

WHEN THIS ROOM HEATER IS NOT PROPERLY INSTALLED, A HOUSE FIRE MAY RESULT. TO REDUCE THE RISK OF FIRE, FOLLOW THE INSTALLATION INSTRUCTIONS. CONTACT LOCAL BUILDING OR FIRE OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION INSPECTION REQUIREMENTS IN YOUR AREA.

CAUTION!

Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1525 3-90-00684i

B. Wiring DiagramWHITE or LT BLUE

GREEN USED ON ACCENTRA ONLY

21

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Harman® • XXV Installation Manual_R31 • 2004 -___ • 11/1526 3-90-00684i

352MountainHouseRoad,Halifax,PA17032www.harmanstoves.com

PleasecontactyourHarman®dealerwithanyquestionsorconcerns.ForthelocationofyournearestHarman®dealer,

pleasevisitwww.harmanstoves.com.Printed in U.S.A.