© 2021 United States Stove Company
15
OPERATION
CAUTION
• DO NOT OPERATE WITH THE FEED AND/OR
ASH DOOR OPEN. THIS FURNACE IS DESIGNED
FOR THERMOSTATIC OPERATION. OPERATION
WITH ANY OF THESE DOORS OPEN WILL
OVERHEAT AND DAMAGE THE FURNACE.
• KEEP THE ASH PIT SECTION FREE OF EXCESS
ASHES. DO NOT ALLOW ASHES TO STACK
HIGHER THAN THE SIDES OF THE ASH PAN.
• KEEP THE FEED AND ASH DOORS CLOSED
AT ALL TIMES EXCEPT WHILE TENDING THE
FURNACE.
DO NOT OPERATE WITH FUEL LOADING OR ASH
REMOVAL DOORS OPEN.
CAUTION
NEVER USE GASOLINE, GASOLINE-TYPE LANTERN
FUEL, KEROSENE, CHARCOAL LIGHTER FLUID, OR
FLAMMABLE LIQUIDS TO START OR "FRESHEN
UP" A FIRE IN THE FURNACE.
WARNING
NEVER STORE FLAMMABLE LIQUIDS, ESPECIALLY
GASOLINE, IN THE VICINITY OF THE FURNACE.
The top down method of fire building is recommended for
this appliance. DO NOT BURN:
1. Garbage;
2. Lawn clippings or yard waste;
3. Materials containing rubber, including tires;
4. Materials containing plastic;
5. Waste petroleum products, paints or paint thinners,
or asphalt products;
6. Materials containing asbestos;
7. Construction or demolition debris;
8. Railroad ties or pressure-treated wood;
9. Manure or animal remains;
10. Saltwater driftwood or other previously saltwater
saturated materials;
Burning these materials may result in release of toxic
fumes or render the heater ineffective and cause smoke.
POWER FAILURE
After loss of power remove the filter if provided and do
not expect to keep home at normal temperatures.
ADJUSTING THE BAROMETRIC DRAFT
REGULATOR
1. Drill a hole in the chimney connector within 18" of the
flue collar below the barometric draft regulator just
large enough for the tube of the manometer.
2. Build a fire after all chimney connections have been
made.
3. Use a manometer to measure the draft in the flue.
4. Adjust the Barometric Draft Regulator to obtain a
draft of 0.05 - 0.06" W.C. under stable fire conditions.
6" BAROMETRIC
DRAFT REGULATOR
NON COMBUSTIBLE
INSTALLATION PER
NFPA 211
MEASURE FLUE
DRAFT HERE
TAMPER WARNING
This coal heater has a manufacturer-set minimum low
burn rate that must not be altered.
VISIBLE SMOKE
The amount of visible smoke being produced can be
an effective method of determining how efficiently the
combustion process is taking place at the given settings.
Visible smoke consist of unburned fuel and moisture
leaving your stove. Learn to adjust the air settings of your
specific unit to produce the smallest amount of visible
smoke.
OVER FIRING
Attempts to achieve heat output rates that exceed heater
design specifications can result in permanent damage to
the heater.
ASH REMOVAL & DISPOSAL
Whenever ashes get 3 to 4 inches deep in your firebox or
ash pan, and when the fire has burned down and cooled,
remove excess ashes. Leave an ash bed approximately
1 inch deep on the firebox bottom to help maintain a