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USSC

15

Maintenance

Operation

DAILY OPERATION

The hopper and furnace top will be hot during operation; therefore, you should always use some type of
hand protection when refueling your furnace.

Never place your hand near the auger while the furnace is in operation.

In the event of a 

power outage

, the furnace WILL NOT function.  It is very important that unit be vented properly, as the

natural draft is needed to clear the smoke from the furnace during a power outage.  If the unit was 

“ON” 

when the power

outage occurred, one of the following will take place when power is restored:

If the furnace is still warm, it will resume feeding fuel and continue to operate normally.  If the fire has gone out, you
will have to press the 

“OFF” 

button and then the 

“ON” 

button again to begin a new start-up sequence.

If the furnace has cooled-off, it will reset to its 

“OFF” 

condition.  At this point, you may press the 

“ON” 

button to

begin a new start-up sequence.

NOTE: The unit will also shut down in the event of an draft fan failure; if this is the case, the unit will not re-start and you
must contact Customer Service at (800) 750-2723.

SAFETY AND CONVENIENCE FEATURES

Your 

American Harvest 

incorporates a 

safety pressure switch 

that helps ensure that everything is in proper working

order before feeding fuel to the burn pot.  Because the furnace works using an induced draft pressure, the furnace will
not continue to operate if the viewing door is left open; or if the draft fan fails or the exhaust system is blocked.

The 

temperature limit control 

will prevent your furnace from operating at abnormally high temperatures. Should the

furnace temperature begin to approach the factory pre-set limit, the temperature limit control will automatically slow
down the auger feed rate until the temperature returns to a normal condition.  Both room air fans will operate at full
speed also until the furnace returns to normal operating temperatures.

If your furnace continues to cut back because it is reaching the temperature limits, reduce the “heat setting” to the next
lower setting.

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Failure to clean and maintain this unit as indicated can result in poor performance and safety hazards.

Unplug your stove’s electrical cord prior to removing the back panel or opening the exhaust system for any
inspection, cleaning, or maintenance work.

Never perform any inspections, cleaning, or maintenance on a hot furnace.

Do not operate furnace with broken glass , leakage of flue gas may result.

EXHAUST SYSTEM

The by products of combustion contain small particles of fly ash.  Fly ash will collect in the exhaust venting system and
restrict the flow of flue gases.  Incomplete combustion, such as during startup, shutdown, or incorrect operation of the
furnace will lead to soot formation which will collect in the exhaust system.   Therefore, it is important that the exhaust
system be 

inspected and cleaned at least monthly 

during the burning season.

Check the clean out tees periodically to determine the required cleaning schedule. 3 or 4-inch chimney brushes are
available for chimney cleaning. If the exhaust system or outside air pipes have screens on them, frequently clean the
screen. A plugged screen will shut off combustion air and cause a fire to die or burn poorly.

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Summary of Contents for 6300C

Page 1: ...USSC 1 ...

Page 2: ...h the Roof Ceiling Installation 10 Primary and Secondary Furnace Illustrations 11 OPERATION 12 How Your Furnace Works 12 Damper Control Adjustment 12 Control Panel 13 Unit Preparation 14 Start Up Procedure 14 Shut Down Procedure 14 Daily Operation 15 Safety and Convenience Features 15 MAINTENANCE 15 Exhaust System 15 Interior Chambers 16 Ash Disposal 16 Check and Clean the Hopper 16 Main Door Gask...

Page 3: ... Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Disconnect the power cord before performing any maintenance NOTE Turning the ON OFF Switch to OFF does not disconnect all power to the electrical components of the furnace Never try to repair or replace any part of the furnace unless instructions for doing so are given in this manual All other work should be done by a trained technician Allow the furnace ...

Page 4: ...ts 2 Heating capacity will vary depending on floor plan layout of your home degree of insulation and the outside temperature 3 Fuel size may effect the actual rate of fuel feed and burn times Fuel feed rates may vary by as much as 20 Use PFI listed fuel for best results Electrical Rating 110 120 volts 60 HZ 9 5 Amps Watts operational 1150 max approx Electrical Specifications SAFETY AND EPA COMPLIA...

Page 5: ...ore purchasing corn from the same source will help achieve a more consistent burn DO NOT USE CORN WITH A HIGH WAX CONTENT Oyster shell is highly recommended for best burn operations and to reduce clinker build up WOOD PELLETS As with corn be consistent in your pellet supplier Pellets will vary in content and burn characteristics from supplier to supplier A consistent supply of pellets will result ...

Page 6: ...nly a authorized technician install your Multi Fuel Furnace preferably an NFI certified specialist Ì Ì Ì Ì Ì Installation IMPROPER INSTALLATION The manufacturer will not be held responsible for damage caused by the mal function of a furnace due to improper venting or installation Call 800 750 2723 and or consult a professional installer if you have any questions FLOOR PROTECTION This unit must be ...

Page 7: ...lation CLEARANCES NOTE Distance on the left hand side of your Multi Fuel Furnace is set at 24 inches for suitable access to the control panel and for fuel loading This distance may be less but not less than 7 inches ...

Page 8: ... inch vent if the vent height is over 12 feet or if the installation is over 2 500 feet above sea level We recommend the use of Simpson Dura Vent or Metal Fab pipe if you use other pipe consult your local building codes and or building inspectors Do not use Type B Gas Vent pipe or galvanized pipe with this unit The pellet vent pipe is designed to disassemble for cleaning and should be checked seve...

Page 9: ...earance from any grade when adjacent to public walkways E Minimum 2 foot clearance above any grass plants or other combustible materials F Minimum 3 foot clearance from a forced air intake of any appliance G Minimum 2 foot clearance below eaves or overhang H Minimum 1 foot clearance horizontally from combustible wall I Must be a minimum of 36 inches above the roof and 24 inches above the highest p...

Page 10: ... is reached With this installation you have to be aware of the snowdrift line dead grass and leaves We recommend a 3 foot minimum vertical rise on the inside or outside of the house The through the wall installation is the least expensive and simplest installation Never terminate the end vent under a deck in an alcove under a window or between two windows We recommend Simpson Dura Vent or Metal Fa...

Page 11: ...ace and the primary Gas Electric etc This duct damper prevents the air from the primary furnace from back flowing to the secondary furnace Damper must be a mechanical spring return style with a simple closure switch to determine if the damper is opened or closed The damper will connect to the multi fuel furnace s printed circuit board PCB See wiring diagram in this manual ...

Page 12: ...12 USSC Component Location ...

Page 13: ...USSC 13 ...

Page 14: ...s NOTE If the starting fuel is not burning hot enough you may see the fire begin to go out as new fuel is being added If this occurs pressing the Auger Delay button will allow the auger to pause for 1 minute Pressing the ON button will resume the auger if 1 min is too long If not enough fuel is the reason for not burning pressing and holding the ON button will allow the auger to run continuously u...

Page 15: ...furnace from operating at abnormally high temperatures Should the furnace temperature begin to approach the factory pre set limit the temperature limit control will automatically slow down the auger feed rate until the temperature returns to a normal condition Both room air fans will operate at full speed also until the furnace returns to normal operating temperatures If your furnace continues to ...

Page 16: ...eanouts on the front of the unit If gaskets become torn or damaged they must be replaced FAN MOTORS Clean the air holes on the motors of both the draft fan and room air fans annually Remove the draft fan from the exhaust duct and clean out the internal fan blades as part of your fall start up A new gasket may be purchased from U S Stove s Parts Department Replace the customer supplied air filter o...

Page 17: ...USSC 17 Parts Diagram ...

Page 18: ... Agitator Cast 1 24 83529 Hairpin 2 25 88111 Gasket Agitator Bracket 1 891232 Assy Agitator Bracket Items 26 27 28 1 26 891220 Mounting Bracket for 3 4 Bushing 1 27 891132 3 4 Bushing 3 28 83534 Retaining Ring 3 29 86620 Drive Shaft 1 30 83533 Roll Pin 1 31 80488 Drive Motor 1 32 25427 Retainer Agitator Motor 1 33 891284 Access Panel Agitator Motor 1 34 80530 800 CFM Room Distribution Fan 2 35 881...

Page 19: ...USSC 19 Wiring Diagram ...

Page 20: ...eplace any part of the furnace unless instructions for doing so are given in this manual All other work should be done by a trained technician Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì PROBLEM CAUSE Too rich air fuel mixture Orange lazy flame_excessive fuel build up in the burnpot Clean out the burnpot and burnpot housing Adjust the air damper on the front of the furnace to an open position Make sure that the viewing d...

Page 21: ...cators or segments in the display Flashing On Indicator This means that the furnace is in the Lighting state waiting for either a 3 minute timeout to begin burning or for the furnace to reach the warm temperature whichever comes first Flashing Off Indicator This indicates that the furnace is in the Shutdown state waiting for the OFF button or for a 15 minute period after the furnace was turned off...

Page 22: ...22 USSC Notes ...

Page 23: ...USSC 23 Notes ...

Page 24: ...S GIVE THE FULL MODEL NUMBER WHICH IS ON THE NAMEPLATE ATTACHED TO THE HEATER WHEN ORDERING REPAIR PARTS ALWAYS GIVE THE FOLLOWING INFOR MATION AS SHOWN IN THIS LIST 1 THE PART NUMBER 2 THE PART DESCRIPTION 3 THE MODEL NUMBER 6300 4 THE SERIAL NUMBER ____________________ HOW TO ORDER REPAIR PARTS United States Stove Company 227 Industrial Park Road P O Box 151 South Pittsburg TN 37380 423 837 2100...

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