R

Isle Royale Wood Stove

The Primary Air Slide Control located under the ashlip ad- justs the burn rates. Figure 23.1.

3. Final Stage

The fi nal stage of burning is the charcoal stage. This occurs when the fl ammable gases have been mostly burned and only charcoal remains. This is a naturally clean portion of the burn. The coals burn with hot blue fl ames.

It is very important to reload your appliance while enough lively hot coals remain in order to provide the amount of heat needed to dry and rekindle the next load of wood.

It is best to open the Primary Air Slide Control and the Start-Up Air Controls before reloading. This livens up the coalbed and reduces excessive emissions (opacity/ smoke).

Open door slowly so that ash or smoke does not exit ap- pliance through opening.

Break up any large chunks and distribute the coals so that the new wood is laid on hot coals.

Air quality is important to all of us, and if we choose to use wood to heat our homes we should do so responsibly.

We need to learn to burn in the cleanest way possible al- lowing us to continue using our wood appliances for many years to come.

D. Combustible/Non-Combustible Materials

Combustible Material

Material made of or surfaced with wood, compressed paper, plant fi bers, plastics, or any material capable of igniting and burning, whether fl ame-proofed or not, plastered or unplastered.

Non-Combustible Material

E. Air Controls

Start-Up Air System

The combustion air enters at the rear of the fi rebox through the rear air tubes. This air supply is controlled by the Start- up Air Control. For more air push control in, for less air pull control out.

Primary Air System

The primary air enters below the ash catcher and is directed to the upper front of the fi rebox, near the top of the glass door and to the lower front of fi rebox. This preheated air sup- plies the necessary fresh oxygen to mix with the unburned gases, helping to create secondary, tertiary and quaternary combustions. This air is regulated by the Primary Air Slide Control. For more primary air slide control left, for less air, slide control to the right.

Primary Air

Start-Up Air

Slide Control

Control

 

Primary Slide Control

Start-Up Control

OPEN - SLIDE LEFT

OPEN - PUSH IN

CLOSE - SLIDE RIGHT

CLOSED - PULL OUT

Figure 23.1

Material which will not ignite and burn. Such materials are those consisting entirely of steel, iron, brick, tile, slate, glass or plasters, or any combination thereof.

Materials that are reported as passing ASTM E 136, Standard Test Method for Behavior of Materials in a Vertical Tube Furnance at 750 oC and UL763 shall be considered non-combustible materials.

Non-Combustible Sealant Material

Sealants which will not ignite and burn: Rutland, Inc. Fireplace Mortar #63, Rutland 76R, Nuflex 304, GE RTV106 or GE RTB116 (or equivalent).

November 22, 2011

250-5763E

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Hearth and Home Technologies 823-0170 - MBK owner manual Combustible/Non-Combustible Materials, Air Controls