Harman® • P-Series Owner’s Manual_R1 • 03/1410 3-90-436168c
Fuel and Fuel Storage
Pellet fuel quality can uctuate from manufacturer to
manufacturer,andevenfrombagtobag.
Hearth&HomeTechnologiesrecommendsusingonlyfuel
thatiscertiedbythePelletFuelsInstitute(PFI).
FuelMaterial
• Madefromsawdustand/orotherwoodby-products
• Shelledeldcorn(whenmixedwithwoodpellets)
• Sourcematerialtypicallydeterminesashcontent
HigherAshContentMaterial
• Hardwoodswithhighmineralcontent
• Barkandleavesassourcematerial
• “Standard”gradepellets,cornandotherbiomass
LowerAshContentMaterial
• Softwood;pine,r,etc.
• Materialswithlowermineralcontent
• “Premium”gradepellets
Shelledeldcorn
• Mustbe15%moisturecontentorless
• Mustbecleanandfreeofdebris
• Mustbemixedwithwoodpellets.(Upto50%)
• Stalk parts, excessive nes and cob remnants may
causefeedsystemjamsorblockage
CAUTION! Do not burn fuel that contains an additive;
(such as soybean oil)
• Maycausehopperre
• Damagetoproductmayresult
Read the list of ingredients on the packaging. If you are
buyingeldcorn,theonlyingredientlistedshouldbeeld
corn.
WARNING! Risk of Chemical Poisoning!
DoNOTburntreatedseedcorn
• Chemicalpesticidesareharmfulorfatalifswallowed
• Burningtreatedseedcornwillvoidtheproductwarranty
Clinkers
Minerals and other non-combustible materials, like sand,
willturnintoahardglass-likesubstancewhenheated.
Treesfromdifferentareaswillvaryinmineralcontent.For
this reason, some fuels will produce more clinkers than
others.
Moisture
Always burn dry fuel. Burning fuel with high moisture
contenttakesenergytodryandtendstocooltheappliance
thus,robbingheatfromyourhome.Damppelletfuelcould
turnbackintosawdustwhichdoesnotowproperlythrough
thefeedsystem.
NOTICE
Hearth&HomeTechnologiesisnotresponsibleforstove
performanceorextramaintenancerequiredasaresultof
usingfuelwithhigherashormineralcontent.
Size
• Pellets are either 1/4 inch or 5/16 inch (6-8mm) in
diameter
• Lengthshouldbenomorethan1-1/2inches(38mm)
• Pellet length can vary from lot to lot from the same
manufacturer.
Performance
• Higherashcontentrequiresmorefrequentmaintenance.
• “Premium” grade pellets will produce the highest heat
output.
• Burning pellets longer than 1-1/2 inches (38mm) can
causeinconsistentfeedingand/orignition.
Werecommendthatyoubuyfuelinmulti-tonlotswhenever
possible. However, we do recommend trying different
brands prior to purchasing multi-ton lots, to ensure your
satisfaction.
CAUTION! Tested and approved for use with wood pellets
andamixtureofshelledeldcornandwoodpelletsONLY.
Burningofanyotherfuelwillvoidyourwarranty.
Whenchangingfromwoodpelletstoacorn/pelletmixture,
the Feed limit will likely need adjusted to a lower setting.
When under maximum demand, ensure there is no
unburnedfuelbeingpushedintotheashpan.
Storage
• Woodpelletsshouldbeleftintheiroriginalsealedbag
untilreadytouse,topreventmoisture.
• Shelledcornshouldbestoredinatightlysealedcontainer
topreventmoistureandtodeterpests
• Donotstorefuelwithinthespeciedclearanceareas,or
inalocationthatwillinterferewithroutinecleaningand
maintenanceprocedures.
D. Fuel Specications
CAUTION
Tested and approved for use with wood pellets and a
mixture of shelled eld corn and wood pellets ONLY.
Burningofanyotherfuelwillvoidyourwarranty.