Harman Stove Company Accentra-2 Installation And Operating Manual Download | Manualshive

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Summary of Contents for Accentra-2

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Page 3: ...otandthe Advance Ignitor AutomaticIgnitionSystem the unitcan burna largevarietyof biomassfuels with varying ash content The accordian style cast iron heatexchanger system allows maximum surface area for the mostefficientheattransfer in a smallerfirebox WWII P P P W I B P P I I I D o m r B n X N e W B L I LUdshUYL 1 SAFETYNOTICE IFTHIS HARMAN ACCENTRAPELLET I INSPECTIONREQUIREMENTSINYOURAREA STOVE ...

Page 4: ...xi mum burn rate should not create less then 1 of ash on rn COMBUSTION 0BLOWER DISTRIBUTION 0BLOWER 0STATUS 0POWER Room Temperature Mode This setting will produce a room the burn pot front edge See Fig 4 Overfeedingis not a temperature of 70 degrees with the distribution blower at medium safety concern but fuel may be wasted if unburned pel Thissetting willproduce continuousmaximumheat output with...

Page 5: ...as Affer you know a feed rate setting that works well use that setting Remember if your feed rate is too high you may waste req ired fuel 5 Thisis usually a weekly maintence procedure Cleaning the burnpot with the scraper with a small amount of new fuel in the bottom is not a problem First scrape the ashes on the front of the burn pot into the ash pan Then scrape the holed surface downward into th...

Page 6: ... large enough to start the distribution blower The starting of the blower is a signal that the start cycle is completed and the fire will not go out DISTRlBUTlON 0BLOWER 0STATUS 0POWER WARNINC HIGH M L m G E D l a m m u e dpomr b d m 0penbgO D V m This setting will produce a lawe viewing fim without a distribution blower operating Fia 6 lnnitor Switch to MANUAL Stove Temperature Mode The advantage...

Page 7: ...only need to be emptled a few times a year 7 Setting the feed adjuster for maximum burn With the unit burningin AUTO turn to StoveMode and put the fan on H Set the TemperatureDial to 7 Allow the unit to burn for about 30minutes and check ash on front of bum pot Fig 9 If the ash line is larger than 1 turn the feed adjuster from 4 to 5 Allow another 30 minutes of burn time and check again I f at 6 s...

Page 8: ... bebw PowerLight lndicatespower tothe control feedfate 1Blink lndicatescontrol boardself diagnosticfail ure This requiresa manualreset 2 Blinks lndicatesthat the feeder positionswitch jumper J2 onthe rear of the control board is not connected Thestovewillfunctionnormallyuntilshut down is attempted The stove will not shut down untilitrunsoutof fuel andcoolsto asafetempera ture 3 Blinks lndicatesESP...

Page 9: ...le material such as carpet vinyl or wood a noncombustible ma terial must be installed between the bottom of the unit and the floor This can be a minimum of a 20 gauge sheetmetal plate ceramic tile with grouted joints a UL listed stove board or a Harman Cast lron floor protec tor1 The Harman Cast lron Floor Protector is equal to the minimum dimensions which are 24l x 285 1This allows for a 2 extens...

Page 10: ... that extends throughthe baseplate The top of the threadedstud has a screwdriver slot Therefore the unit can be leveledfromabove insidethe unit The front two are in the right and left front corners of the firebox NOTE The door will need to be partially closed to access the right leveling pad stud due to the door hinge The reartwo studs areto the rightandleftof the distribution blower They are some...

Page 11: ...centra PelletStove Installation and repair of the Accentra Pellet Stove should be done by a qualified service person The appliance should be inspected before use and at least annually by a qualifiedservice person More frequentcleaningwill be required Itis imperativethat control compartments burners and circulating air passagewaysof the Accentra be kept clean Mobile home installationshould be done ...

Page 12: ...t up because a draft meter reading is required to insure proper set up If the unit is not adjustedproperly it does not causea safety concern Ifthe unitisadjustedtoo high only effiency is lost If the unit isadjustedtoo low the low draft pressure switch will not allow the feeder motor or the ignitor to operate A simple draft test should be performedafter completing the flue pipe installation To reco...

Page 13: ... essential for the Accentra s ex cellent efficiency It is recommendedthat the room sensor be installed even if only installed on the rear of the unitas a returnair sensor There isan intakescreen onthe bottomof the rearsheetmetalenclosure This is an ideal place to tyrap the sensor head to sense returnair temperature 5 16 Hex He Screws 2on each side Fig 20 The rear isolated shields are split in the ...

Page 14: ...nsulator and reduces the outside surface temperature to allow a clearance to combustibles of only 3 inches The sections of pipe lock together to form an air tight seal in most cases Positive static pressure however in some casesa perfectseal is notachieved For this reason and the fact that the Accentra oper ates with a positive vent pressure we specify that the joints also be sealed with clear sil...

Page 15: ... Donot placejoints within pass throughs to combustibles This methodalso providesexcellentventing for normaloperationbut requiresthestoveto be installed farther from the wall The vertical portionof the vent should be three to five feet high and at least three inches from a combustible wall This vertical sec tion will provide naturaldraft inthe event of a power failure Note Do not placejoints within...

Page 16: ...tall a liner as in method 7 This methodprovidesexcellentventing for nor mal operation This method also provides natural draft in the event of a powerfailure The damper area must be sealed with a steel plate or fiberglass A cap should be installed on the chirr ney to keep out rain Ifthe chimney condition is questionable you may want to install a liner all the way to the top as in Method 6 ...

Page 17: ... to the sealing system used by the manufacturer Pipe size should be increasedto 4 using this method This methodprovidesexcellentventingfor nor mal operation This method also provides natural draft in the event of a power failure In Canada and some places in the US it is re quiredthatthe vent pipeextendalltheway tothe top of the chimney The pipeor liner insidethe chimney should be 4 diameter In thi...

Page 18: ...powerfailure Through the ceiling vent follow PLvent manufacturers recommendations when using wall and ceiling passthrough Note Donotplacejoints within wall pass throughs 12 min wall to outlet 36 min clearance to any combustible material Shaded area represents the minimumclearanceto combustible materials such as shrubery mulch or tall grasses ...

Page 19: ...hin 3feet 90 cm above a gas meterlregulatorassembly when measuredfrom the horizontalcenter line of the regu lator 1 The clearanceto service regulatorvent outlet must be a minimum of 6 feet J The clearance to a non mechanicalair sup ply inletto the buildingor the combustion air inletto any other appliance must be a minimum of 48 K The clearance to a mechanical air supply inlet must be a minimum of ...

Page 20: ...h the unit in operation Any glasscleanerwith a highamoniacontentwillwork the best Useor ly non syntheticcleaning rags such as cotton or paper towels CAUTION Take care when spraying cleaner on the side surface of the glass The glass may be hot enoughto cause undesirablefumes to fill the area around the unit very rapidly Gloves and eye protection are recommended Inspect the hopper lid sponge gasket ...

Page 21: ... now be taken completely out through the upper door opening Repeatthe processwith the secondheatexchanger cover I Possiblepellet fines builduparea I IThis chamber may get a buildup of fines from the feeder mechanismmovement This area should be checkedand cleaned at least once a year To remove the feeder cover Removethe 5116 wing nut Slide the cover off of the threaded stud Inspectand clean the inn...

Page 22: ...ded to clean the heat exchanger surfaces A wire brush or short bristled brush is an excellent cleaning tool Clean the fan blade and combustion blower fan housing NOTE Be careful notto bendthefan bladewhile cleaning A bent blade will throw the fan bladeout of balance See Fig 38 4 With the blower housing open there is easy access to the flue pipe exiting the rear of the unit See Fig 38 Vacuum the fl...

Page 23: ...e ignitor is made to be removable for serviceby insulatedmalelfemalewire connectors These connections between the hot leads the wires inside the burn pot and the cold leads the wires from the control board are always pulledto the inside rear of the feeder body Not coiled inside the burn pot It is very importantthat these connections are to the inside rear of the feeder body Also the extra wire of ...

Page 24: ...eed service Accentra Pellet Stove Safety Devices The C o n t r o l combination is responsible for The Low Dratt Pressure Switch is a differential pres all high limit safety control There are 2 high limits one normal sure switch that senses the pressure between the firebox operation high limit and one backup high limit The control has and the room If the pressure becomes too low for proper an autom...

Page 25: ...ay be stuck closed b if outsideair is installedthe inlet cover may be Cleaning Burn Pot Whenever your stove is not burning take the op portunity to scrape the burn pot to remove carbon buildup A vacuum cleaner is handy to removethe resi due Be sure the stove is cold if you use a vacuum Carbon buildupcan be scraped loosewith the fire burningusingthe specialtool providedwith your stove Scrape the fl...

Page 26: ...tsideAir Size 2 318 inches Fuse Rating 5 amp BTU Range 0 to 40 000 Feed Rate 75 Ibs hr on rninimum on maintenance 5 Ibs 1hr on maximum Flue Size 3 inch Pellet Vent Pipe MaximumWattage 440 Watts Start cycle and test Start Cycle Wattage 340 Watts Normal Run Wattage 255 Watts ...

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Page 28: ...Feeder Body A 8 2 FLNG Bolt 1 4 20 x 518 0 3 30 2252006213 2 ...

Page 29: ... s Manual Hopper Lid Label Rocker Switch Combustion ManifoldAssembly Ash PanAssembly Hopper Lid Glass Ball Spring Plunger 2 O tions OutsideAirAssembly 25 Flex Pipe Cast Iron Hearth Pad 45 Degree Tailpipe Weldment 5 Double PaddleHighAltitude FanWade Direct Vent Wall Passthrough Part Number 3 44 247101 1 1 0 06620 3 20 08727 1 1 0 08736 1 1 0 247142 1 1 0 247141 3 00 247105 2 00 773850 3 00 08534 3 ...

Page 30: ...e due but not limited to fire lightning acts of God power failures and or surges rust corrosion and venting problems are not covered Damage and or repairs including but not limited to remote controls filters fuses knobs glass ceramic brick panels ceramic fiber afterburners door packing tile ceramic log sets paint batteries or battery back up and related duct work are not covered Also excluded fiom...

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