Harman PF-120 - Maintenance and Service; Proper Furnace Shutdown for Service; Maintenance Schedule and Frequencies

Harman® • PF-120 Owner’s Manual_R3 • 2014 -___ • 10/1415
3-90-08120c
5
Maintenance & Service
C. Quick Reference Maintenance Chart
Follow the detailed instructions found in this section
for each step listed in the chart below.
Cleaning or Inspection
Frequency Daily Weekly Monthly Yearly
AshPan/AshRemovalfromFirebox 100-120hours OR X
HeatExchanger 100-120hours OR X
Blower,Combustion(Exhaust) Morefrequentlydependingon
thefueltype
OR X
Blower,Distribution OR X
DoorGasketInspection Priortoheatingseason OR X
ExhaustPath Morefrequentlydependingon
ashbuild-up
OR X
Firebox-PrepareforNon-BurnSeason Atendofheatingseason OR X
Burnpot-Burningpellets-hardwood 50Hours OR X
Burnpot-Burningpellets-softwood 60Hours OR X
Glass Whenclearviewofburnpot
becomesobscure
OR X
Hopper/HopperLidGasket OR X
VentingSystem Morefrequentlydependingon
thefueltype
OR X
NOTICE: These are recommendations. Clean more frequently if you encounter heavy build-up of ash at the
recommended interval or you see soot coming from the vent. Not properly cleaning your appliance on a regular
basis will void your warranty.
Shock and Smoke Hazard
• Turn unitto the off position, let appliance
completely cool and combustion blower must
be off. Now you can unplug appliance before
servicing.
• Smokespillageintoroomcanoccurifappliance
isnotcoolbeforeunplugging.
• Riskofshockifappliancenotunpluggedbefore
servicingappliance.
A. Proper Shutdown Procedure
CAUTION
!
B. General Maintenance
Types of Fuel
Thetypeoffuelyouareburningwilldictatehowoftenyou
havetocleanyourburnpot.
Ifthefuelyouareburninghasahighdirtorashcontent,it
maybenecessarytocleantheburnpotmorethanonceaday.
Dirtyfuelwillcauseclinkerstoformintheburnpot.Aclinkeris
formedwhendirt,ashoranon-burnablesubstanceisheated
to2000°F(1093°C)andbecomesglass-like.
Cleaning Cycle Meter
A cleaning cycle hour meter (pictured below)keeps track
ofthe totalaccumulatedhoursthe feeder motorruns,not
the number of hours the unit is in operation. By knowing
thisyoucankeeptrackofhowoftenyouneedtocleanthe
burnpotandheatexchangerwithyourbrandofpellets.
Some recommended hourly intervals are:
50hoursfortheburnpot.
100hoursforacompletecleaning.
Aftercleaningiscompleted,resetthehourmeterbypushing
theresetswitchlocatedintheupperlefthandcornerofthe
control.
Whenproperlymaintained,yourfurnacewillgiveyoumany
yearsoftrouble-freeservice.Contact your dealertoanswer
questionsregardingproperoperation,trouble-shootingand
serviceforyourappliance.Visitwww.harmanstoves.comto
ndadealer.Werecommendannualservicebyaqualied
servicetechnician.