Harman® • P42i Owner’s Manual • 2023 -___ • 03/2312 8742-900A
B. Quick Reference Maintenance Chart
Frequency Cleaning Procedure Safety Measures Tips
Daily ScrapeBurnpot Wearameresistantgloves
3
Vigorous,strongscrapingspecically
nearneckofburnpot.Scrapeevery
time you add pellets or at least every
3bagsoffuel.
2
Weekly
Empty Ash Pan
Wear protective gloves.
1
Putashesintoasteelnon-
combustible container with tight
ttinglidoutside.
Unitdoesnotneedtobeturnedo.
Reducetolowburnduringremoval.
Clean the Glass Stovemustbeturnedoandcold.
Monthly
Scrape&VacuumHeatExchanger Stovemustbeturnedoandcold.
Useprovidedscraper.Scrapeback
andsidesofrebox.
Brush&vacuumthedistributionfan
Stovemustbeturnedo,coldand
unplugged from power supply.
Useprovidedpaintbrush.This
shouldbedoneapproximatelyevery
25bags.
2
InspectHopperlidgasketfor
damage
Replacegasketingiffrays,tearsor
other visible damage to gasket. This
shouldbedoneapproximatelyevery
50bags.
2
CleanIgniter
Stovemustbeturnedo,coldand
unplugged from power supply.
Wear protective gloves.
1
Putashesintoasteelnon-
combustible container with tight
ttinglidoutside.
Useprovidedpaintbrush.Vacuum
loose ash from around igniter and
inside burn pot.
Stove MUST be turned o, cold and unplugged from power supply for Yearly Cleaning.
Yearly
4
Brush&vacuumthecombustionfan
andventing/exhaustpath
Wear protective gloves.
1
Putashesintoasteelnon-
combustible container with tight
ttinglidoutside.
Useprovidedpaintbrushtobrush
fanblades.*Useuebrushtoclean
venting being careful not to damage
theESP.
2
Inspectdoorgasket
Replacegasketingiffrays,tearsor
other visible damage to gasket.
Brush&vacuumventingsystem
Wear protective gloves.
1
Putashesintoasteelnon-
combustible container with tight
ttinglidoutside.
*Auebrushofappropriatesizeandlengthmayneedtobepurchasedforpropermaintenance.
1. Protective gloves will help prevent skin abrasion while working on steel surfaces.
2.Frequencyofcleaningdependslargelyonfueltype.Lowerqualitypelletsrequiremostfrequentcleaning.
3.Flameresistantgloveswillhelpprotectyourskinfrompotentialcontactwithheatorames.
4. Yearly cleaning is also known as a Total Clean. This requires completing all the Daily, Weekly, Monthly and Yearly
maintenance mentioned. This should be done before you begin burning the unit each heating season.