CONTACT LOCAL BUILDING OR FIRE OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION INSPECTION REQUIREMENTS IN
LOCAL AREA.
READ THIS ENTIRE MANUAL BEFORE INSTALLATION AND USE OF THIS WOOD STOVE. FAILURE TO FOLLOW THESE
INSTRUCTIONS COULD RESULT IN PROPERTY DAMAGE, BODILY INJURY OR EVEN DEATH.
READ AND KEEP THIS MANUAL FOR REFERENCE
Printed in Canada
45928A
2018-07-24
THANK YOU FOR CHOOSING
THIS WOOD STOVE.
If this stove is not
installed properly,
combustible materials
near it may overheat
and catch fire.
To reduce the
risk of fire, follow
the installation
instructions in this
manual.
As one of North America’s
largest and most respected
wood stove and fireplace
manufacturers, Stove Builder
International takes pride in the
quality and performance of all
its products.
The following pages provide
general advice on wood
heating, detailed instructions
for safe and effective
installation, and guidance
on how to get the best
performance from this stove.
It is highly recommend that
this wood burning hearth
product be installed and
serviced by professionals who
are certified by a «Qualified
Agengy» such as NFI (National
Fireplace Institute®) or CSIA
(Chimney Safety Institute of
America) in the United States
and in Canada by WETT
(Wood Energy Technology
Transfer) or in Quebec
by APC (Association des
Professionnels du Chauffage).
Contact local building or fire
officials about restrictions
and installation inspection
requirements in your local
area.
A building permit might be
required for the installation of
this stove and the chimney
that it is connected to. It is
also highly recommended to
inform your home insurance
company.
Please read this entire manual
before installing and using this
stove.
A primary alternative heat
source should be available in
the home. This heating unit
may serve as a supplementary
heat source. The manufacturer
cannot be responsible for
additional heating costs
associated with the use of an
alternative heat source.
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If the unit requires repairs during the warranty period, proof of purchase must be provided. The
purchase invoice must be kept. The date indicated on it establishes the warranty period. If it
can not be provided, the warranty period will be determined by the date of manufacture of the
product.
It is also highly recommended to register the warranty online at
• Operate only with the door fully closed. If the door is left partly open, gas and flame may be drawn
out of the opening, creating risks from both fire and smoke.
• HOT WHILE IN OPERATION, KEEP CHILDREN, CLOTHING AND FURNITURE AWAY. CONTACT
MAY CAUSE SKIN BURNS. GLOVES MAY BE NEEDED FOR THE STOVE OPERATION.
• Using a stove with cracked or broken components, such as glass, firebricks or baffle may produce
an unsafe condition and may damage the stove.
• Open the air control fully before opening the loading door.
• NEVER USE GASOLINE, LANTERN FUEL (NAPHTHA), FUEL OIL, MOTOR OIL, KEROSENE,
CHARCOAL LIGHTER FLUID, OR SIMILAR LIQUIDS OR AEROSOLS TO START A FIRE IN
THIS STOVE. KEEP ALL SUCH LIQUIDS OR AEROSOLS WELL AWAY FROM THE STOVE
WHILE IT IS IN USE.
• Do not store fuel within heater minimum installation clearances.
• Burn only seasoned natural firewood.
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• DO NOT BURN:
- GARBAGE OF ANY KIND,
- COAL OR CHARCOAL,
- TREATED, PAINTED OR COATED WOOD,
- PLYWOOD OR PARTICLE BOARD,
- FINE PAPER, COLORED PAPER OR CARDBOARD,
- SALT WATER DRIFTWOOD,
- MANUFACTURED LOGS CONTAINING WAX OR CHEMICAL ADDITIVES,
- RAILROAD TIES OR
- LIQUIDS SUCH AS KEROSENE OR DIESEL FUEL TO START A FIRE.
• This appliance should always be maintained and operated in accordance with these instructions.
• Do not elevate the fire by using a grate.
• A smoke detector, a carbon monoxide detector and a fire extinguisher should be installed in the
house. The location of the fire extinguisher should be known by all family members.
This product can expose you to chemicals including carbon monoxide, which is
known to the State of California to cause cancer, birth defects or other reproductive
harm. For more information go to www.P65warnings.ca.gov/
Installation and Operation Manual - Harmony 2.3
Page 7
2. General Information
2.1 Performances
Values are as measured per test method, except for the recommended heating area, firebox volume,
maximum burn time and maximum heat output.
ModelHarmony 2.3 (EB00045)
Fuel TypeDry Cordwood
Recommended heating area (sq. ft..)
1
500 to 2,100 ft2 (47 to 195 m2)
Nominal firebox volume2.4 ft3 (0.068 m3)
Maximum burn time
Maximum heat output (dry cordwood)
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Overall heat output rate (min. to max.)
Average overall efficiency3
Dry cordwood
Optimum efficiency
Average particulate emissions rate
Average CO
9
1
2
2 3
8 hours
75,000 BTU/h (22.0 kW)
14,800 BTU/h to 28,600 BTU/h
(4.34 kW to 8.38 kW)
69 % (HHV)
6
7
77 %
1.54 g/h (EPA / CSA B415.1-10)
4
74 % (LHV)
5
8
89.4 g/h
1
Recommended heating area and maximum burn time may vary subject to location in home, chimney draft, heat loss factors, climate, fuel type, feed
rate, fuel level, and other variables. The recommended heated area for a given appliance is dened by the manufacturer as its capacity to maintain a
minimum acceptable temperature considering that the space conguration and the presence of heat distribution systems have a signicant impact
in making heat circulation optimum.
2
The maximum heat output (dry cordwood) is based on a loading density varying between 15 lb/ft3 and 20 lb/ft3. Other performances are based on
a fuel load prescribed by the standard. The specied loading density varies between 7 lb/ft³ and 12 lb/ft3. The moisture content is between 19%
and 25%.
3
As measured per CSA B415.1-10 stack loss method.
4
Higher Heating Value of the fuel.
5
Lower Heating Value of the fuel.
6
Optimum overall efciency at a specic burn rate (LHV).
7
This appliance is ofcially tested and certied by an independent agency.
8
Tested and certied in compliance with CFR 40 part 60, subpart AAA, section 60.534(a)(1(ii) and Draft ASTM WK47329-14.
9
Carbon monoxide.
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Installation and Operation Manual - Harmony 2.3
2.2 Specifications
Maximum log length
1
20 in (508 mm) east-west
Flue outlet diameter6 in (150 mm)
Recommended connector pipe diameter6 in (150 mm)
Type of chimneyULC S629, UL 103 HT (2100 °F)
Baffle materialC-Cast
Approved for alcove installationYes
Approved for mobile home installation
2
Yes
Shipping weight (without option)435 lb (198 kg)
Appliance weight392 lb (178 kg)
Type of doorSimple, glass with cast iron frame
Type of glassCeramic glass
BlowerOptional (up to 130 CFM)
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Particulate emission standardEPA / CSA B415.1-103
USA standard (Safety)UL 1482, UL 737
Canada standard (Safety)ULC S627
1
East-west: through the door you see the longitudinal sides of the logs; north-south: through the door you see the tips of the logs.
2
Mobile home (Canada) or manufactured home (USA): The US Department of Housing and Urban Development describes “manufactured homes”
better known as “mobile homes” as follows; buildings built on xed wheels and those transported on temporary wheels/axles and set on a permanent
foundation. In Canada, a mobile home is a dwelling for which the manufacture and assembly of each component is completed or substantially
completed prior to being moved to a site for installation on a foundation and connection to service facilities and which conforms to the CAN/CSAZ240 MH standard.
3
Tested and certied in compliance with CFR 40 part 60, subpart AAA, section 60.534(a)(1(ii) and Draft ASTM WK47329-14.
Installation and Operation Manual - Harmony 2.3
Page 9
2.3 Dimensions
655mm
766mm
652mm
2.3.1 Stove Dimensions
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12 7/8"
325mm
6 1/2"
165mm
6"
Ø
150mm
Figure 1: Top view
25 5/8"
651mm
16 1/2"
419mm
10 1/8"
257mm
25 3/4"
25 5/8"
21 5/8"
550mm
20 1/4"
515mm
29 1/2"
749mm
30 1/8"
9 7/8"
250mm
Figure 2: Front viewFigure 3: Side view
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Installation and Operation Manual - Harmony 2.3
2.3.2 Combustion Chamber Dimensions
9"
228mm
17 1/2"
444mm
21"
533mm
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Figure 4: Door openingFigure 5: Front view - Combustion chamber
5/16"
8mm
3/16"
5mm
11 7/8"
17 1/4"
301mm
438mm
Figure 6: Side view - Combustion chamber
Installation and Operation Manual - Harmony 2.3
Page 11
2.4 Zone Heating and How to Make it Work for You
This stove is a space heater, which means it is intended to heat the area it is installed in, as well
as spaces that connect to that area, although to a lower temperature. This is called zone heating
and it is an increasingly popular way to heat homes or spaces within homes.
Zone heating can be used to supplement another heating system by heating a particular space
within a home, such as a basement, a family room or an addition that lacks another heat source.
Houses of moderate size and relatively new construction can be heated with a properly sized
and located wood stove. Whole house zone heating works best when the stove is in the part of
the house where the family spends most of its time. This is normally the main living area where
the kitchen, dining and living rooms are located. Locating the stove in this area will give the
maximum benefit of the heat it produces and will achieve the highest possible heating efficiency
and comfort. The space where the most time is spent will be warmest, while bedrooms and
basement (if there is one) will stay cooler. In this way, less wood is burnt than with other forms
of heating.
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Although the stove may be able to heat the main living areas of the house to an adequate
temperature, it is strongly recommended to also have a conventional oil, gas or electric heating
system to provide backup heating.
The success of zone heating will depend on several factors, including the correct sizing and
location of the stove, the size, layout and age of your home and your climate zone. Three-season
vacation homes can usually be heated with smaller stoves than houses that are heated all winter.
2.5 The Benefits of Low Emissions and High Efficiency
The low smoke emissions produced by the special features inside this stove firebox mean that
the household will release up to 90% less smoke into the outside environment than if an older
conventional stove was used. But there is more to the emission control technologies than
protecting the environment.
The smoke released from wood when it is heated contains about half of the energy content of
the fuel. By burning the wood completely, this stove releases all the heat energy from the wood
instead of wasting it as smoke up the chimney. Also, the features inside the firebox allow control
of the air supply meaning controlling the heat output, while maintaining clean and efficient
flaming combustion, which boosts the efficient delivery of heat to the home.
The emission control and advanced combustion features of this stove can only work properly if the fuel
used is in the correct moisture content range of 15% to 20%. See section «3. Fuel» of this manual for
suggestions on preparing fuelwood and judging its moisture.
The SBI Commitment to You and the EnvironmentThe SBI team is committed to protecting the
environment, so we do everything we can to use only materials in our products that will have no
lasting negative impact on the environment.
2.5.1 What is This Stove Made Of?
The body of this stove, which is most of its weight, is carbon steel. Should it ever become
necessary many years in the future, almost the entire stove can be recycled into new products,
thus eliminating the need to mine new materials.
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Installation and Operation Manual - Harmony 2.3
The paint coating on the stove is very thin. Its VOC content (Volatile Organic Compounds) is
very low. VOCs can be responsible for smog, so all the paint used during the manufacturing
process meets the latest air quality requirements regarding VOC reduction or elimination.
The air tubes are stainless steel, which can also be recycled.
The C-Cast baffle is made of aluminosilicate fibre material that is compressed with a binder
to form a rigid board. C-Cast can withstand temperatures above 2,000 °F. It is not considered
hazardous waste. Disposal at a landfill is recommended.
The firebrick is mainly composed of silicon dioxide, also known as silica, a product processed
from a mined mineral. It is most commonly found in nature in the form of sand and clay. Disposal
at a landfill is recommended.
The door and glass gaskets are fibreglass which is spun from melted sand. Black gaskets have
been dipped into a solvent-free solution. Disposal at a landfill is recommended.
The door glass is a 4 mm thick ceramic material that contains no toxic chemicals. It is made
of natural raw materials such as sand and quartz that are combined in such a way to form a
high temperature glass. Ceramic glass cannot be recycled in the same way as normal glass,
so it should not be disposed of with your regular household products. Disposal at a landfill is
recommended.
3. Fuel
DO NOT BURN:
- GARBAGE OF ANY KIND,
- COAL OR CHARCOAL,
- TREATED, PAINTED OR COATED WOOD,
- PLYWOOD OR PARTICLE BOARD,
- FINE PAPER, COLORED PAPER OR CARDBOARD,
- SALT WATER DRIFTWOOD,
- MANUFACTURED LOGS CONTAINING WAX OR CHEMICAL ADDITIVES,
- RAILROAD TIES AND
- LIQUIDS SUCH AS KEROSENE OR DIESEL FUEL TO START A FIRE.
ENGLISH
3.1 How to Prepare or Buy Good Firewood
3.1.1 What is Good Firewood?
Good firewood has been cut to the correct length for the stove, split to a range of sizes and
stacked in the open until its moisture content is down to 15% to 20%.
3.1.2 Tree Species
The tree species the firewood is produced from is less important than its moisture content. The
main difference in firewood from various tree species is the density of the wood. Hardwoods are
denser than softwoods. People who live in the coldest regions of North America usually have
only spruce, birch and poplar, other low-density species to burn and yet they can heat their
homes successfully.
Installation and Operation Manual - Harmony 2.3
Page 13
Homeowners with access to both hardwood and softwood sometimes use both types for different
purposes. For example, softer woods make good fuel for mild weather in spring and fall because
they light quickly and produce less heat. Softwoods are not as dense as hardwoods so a given
volume of wood contains less energy. Using softwoods avoids overheating the house, which
can be a common problem with wood heating in moderate weather. Harder woods are best for
colder winter weather when more heat and longer burn cycles are desirable.
Note that hardwood trees like oak, maple, ash and beech are slower growing and longer lived
than softer woods like poplar and birch. That makes hardwood trees more valuable. The advice
that only hardwoods are good to burn is outdated. Old, leaky cast iron stoves wouldn’t hold
a fire overnight unless they were fed large pieces of hardwood. That is no longer true. It is
possible to successfully heat a home by using the less desirable tree species and give the forest
a break at the same time.
3.1.3 Log Length
Logs should be cut at least 1" (25 mm) shorter than the firebox so they fit
ENGLISH
in easily. Pieces that are even slightly too long makes loading the stove very
difficult. The most common standard length of firewood is 16" (400 mm).
The pieces should be a consistent length, with a maximum of 1" (25 mm)
variation from piece to piece.
3.1.4 Piece Size
Firewood dries more quickly when it is split. Large unsplit rounds can take years to dry enough
to burn. Even when dried, unsplit logs are difficult to ignite because they don’t have the sharp
edges where the flames first catch. Logs as small as 3" (75 mm) should be split to encourage
drying.
Wood should be split to a range of sizes, from about 3" to 6" (75 mm to 150 mm) in cross
section. Having a range of sizes makes starting and rekindling fires much easier. Often, the
firewood purchased from commercial suppliers is not split small enough to fuel the fire. It is
sometimes advisable to resplit the wood before stacking to air dry.
3.1.5 How to Dry Firewood
Firewood that is not dry enough to burn is the cause of most complaints about wood stoves.
Continually burning green or unseasoned wood produces more creosote and involves lack of
heat and dirty glass door.
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Installation and Operation Manual - Harmony 2.3
Here are some things to consider in estimating drying time:
− Firewood takes a long time to dry;
− Firewood bought from a dealer is rarely
dry enough to burn, so it is advisable
to buy the wood in spring and dry it
yourself;
− Drying happens faster in dry weather
than in damp, maritime climates;
− Drying happens faster in warm summer
weather than in winter weather;
− Small pieces dry more quickly than
large pieces;
− Split pieces dry more quickly than
unsplit rounds;
− Softwoods take less time to dry than hardwoods;
− Softwoods like pine, spruce, poplar, and aspen can be dry enough to burn after being stacked to
air dry only for the summer months;
− Hardwoods like oak, maple and ash can take one, or even two years to dry fully, especially if the
pieces are big;
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− Firewood dries more quickly when stacked outside in a location exposed to sun and wind; it takes
much longer to dry when stacked in a wood shed;
− Firewood that is ready to burn has a moisture content between 15% and 20% and will allow the
stove to produce its highest possible efficiency.
3.1.6 Judging Firewood Moisture Content
Use these guidelines to find out if the firewood is dry enough to burn:
− Cracks form at the ends of logs as they dry,
− As it dries in the sun, the wood turns from white or cream colored to grey or yellow,
− Bang two pieces of wood together; seasoned wood sounds hollow and wet wood sounds dull,
− Dry wood is much lighter in weight than wet wood,
− Split a piece, and if the fresh face feels warm and dry it is dry
enough to burn; if it feels damp, it is too wet,
− Burn a piece; wet wood hisses and sizzles in the fire and dry
wood does not.
A wood moisture meter can be bought to test the firewood.
3.1.7 Manufactured Logs
Do not burn manufactured logs made of wax impregnated sawdust or
logs with any chemical additives. Manufactured logs made of 100%
compressed sawdust can be burned with caution in the number of
these logs burned at once. Start with one manufactured log and see
how the stove reacts. Never use more than two manufactured logs.
Installation and Operation Manual - Harmony 2.3
Page 15
4. Operating Your Stove
HI
LO
4.1 Before Operating Your Stove
Before using the stove, the following items should be installed :
• The door overlay (see «Appendix 1. Door Overlay Installation», page 43 ),
• The optional fresh air intake kit (see «Appendix 2. Optional Fresh Air Intake Kit Installation», page
44
• The optional blower (See «Appendix 3. Optional Blower and Thermodisc Installation», page 45)
• The optional refractory slabs (See «Appendix 4. Optional Refractory Panels Installation», page
46«) .
4.2 Blower Operation
ENGLISH
optional and is sold separatly. See «Appendix 6. Exploded
Diagram and Parts List» for genuine part number.
The blower is installed on the back of the stove to increase
airflow through the heat exchanger and improve hot air
circulation in the room. When used regularly, the blower can
provide a small increase in efficiency, up to 2%. However,
the use of a blower should not be used as a way to gain
more output from a stove that is undersized for the space
it is intended to heat.
Ensure the blower cord is not in contact
with any surface of the stove to prevent
electrical shock or fire damage. Do not run
cord beneath the stove.
It is possible to install a blower on this stove. The blower is
Figure 7: Air flow with a blower
The blower has a rheostat that can be adjusted in three different
positions; either from high (HI) to low (LO) or closed (OFF).
Allow the stove to reach operating temperature (approximately
one hour) before turning on the blower, since increased airflow
from the blower will remove heat and affect the start up
combustion efficiency.
The blower is also equipped with a heat sensor. When the
blower is ON, it will start automatically when the stove is hot
enough and it will stop when the stove has cooled down.
Therefore, the blower speed control can be left at the desired
setting.
4.3 The First Fires
Two things will happen when burning the first few fires; the paint cures and the internal
components of the stove are conditioned.
Page 16
OFF
Figure 8: Blower rheostat
Installation and Operation Manual - Harmony 2.3
As the paint cures, some of the chemicals vaporize. The vapors are not poisonous, but they do
smell bad. Fresh paint fumes can also cause false alarms in smoke detectors.
So, when lighting the stove, be prepared by opening doors or windows to ventilate the house.
Burn one or two small fires to begin the curing and conditioning process. Then build bigger and
hotter fires until there is no longer paint smell from the stove.
As hotter and hotter fires are burnt, more of the painted surfaces reach the curing temperature
of the paint. The smell of curing paint does not disappear until one or two very hot fires have
been burnt.
4.4 Lighting Fires
Each person heating with wood develops its own favourite way to light fires. Whichever method
is chosen, the goal should be to get a hot fire burning, quickly. A fire that ignites fast produces
less smoke and deposits less creosote in the chimney. Here are three popular and effective ways
to ignite wood fires.
4.4.1 Conventional Method
The conventional method to build a wood fire is to bunch up 5 to 10
sheets of newspaper and place them in the firebox. Next, a dozen
pieces of fine kindling are placed on the newspaper. This kindling
should be very thin; less than 1 inch thick (25 mm). Then, larger
kindling pieces are placed on the fine kindling. The air control fully
open, the newspaper is lit. With a tall and straight venting system
the door can be closed immediately and the fire will ignite. Once
the fire has ignited, the door can be closed with the air control still
fully open. When the kindling is almost completely burned, standard
firewood pieces can be added until the fire is the right size for the
weather.
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DO NOT LEAVE THE STOVE UNATTENDED WHEN THE DOOR IS SLIGHTLY OPENED.
ALWAYS CLOSE AND LATCH THE DOOR AFTER THE FIRE IGNITES.
4.4.2 The Top Down Method
The top down method solves two problems encountered when using the conventional method:
first, the fire does not collapse on itself and smother as it burns; and second, it is not necessary
to build up the fire gradually since the firebox is loaded before the fire is lit. A top down fire can
burn for two hours or more. The top down method works properly only if well-seasoned wood
is used.
Three or four full-sized split pieces of dry firewood are placed in the firebox. Then, 4 or 5 more
finely split pieces of firewood (2" to 3" [50 mm to 75 mm] in diameter) are placed on the top of
the logs at right angles (log cabin style). Next, a dozen finely split kindling are placed on the
second layer at right angles.
The fire is topped with 5 sheets of newspaper, stuffed in between the kindling, under the baffle.
Knots can be made in the newspaper by rolling up single sheets corner to corner and tying a
knot in them. The advantage of knots is that they don’t roll off the fire as they burn. Newspaper
is lit and the fire burns from top to bottom.
Installation and Operation Manual - Harmony 2.3
Page 17
4.4.3 Two Parallel Logs Method
Two spit logs are placed in the firebox with a few sheets of twisted newspapers in between the
logs. Fine kindling is added across the two logs and some larger kindling across those, log cabin
style. Newspaper is lit.
4.4.4 Using Fire Starters
Commercial fire starters can be used instead of a newspaper. Some of these starters are made
of sawdust and wax and others are made of specialized flammable solid chemicals. Always
follow the package directions when using.
Gel starters can also be used, but only to light a fire, in a cold combustion chamber without hot
embers inside.
DO NOT USE FLAMMABLE LIQUIDS SUCH AS GASOLINE, NAPHTHA, FUEL OIL, MOTOR
OIL, OR AEROSOLS TO START OR REKINDLE THE FIRE.
ENGLISH
4.5 Maintaining Wood Fires
4.5.1 General Advice
Wood heating with a space heater is very different than other forms of heating. There will be
temperature variations in different parts of the house and there will be temperature variations
throughout day and night. This is normal, and for experienced wood burners these are advantages
of zone heating wood burning.
Wood stoves don’t have a steady heat output. It is normal for the temperature to rise after a new
load of wood is ignited and for its temperature to gradually decrease throughout the burning
cycle. This increasing and decreasing temperature can be matched with the household routines.
For example, the temperature in the area can be cooler when the household is active, and it can
be warmer when it is inactive.
Wood burns best in cycles. A cycle starts when a new load of wood is ignited by hot coals and
ends when that load has been consumed down to a bed of charcoal about the same size as it
was when the wood was loaded. Trying to produce a steady heat output by placing a single log
on the fire at regular intervals is not recommended. Always place at least three, and preferably
more pieces on the fire at a time so that the heat radiated from one piece helps to ignite the
pieces next to it. Each load of wood should provide several hours of heating. The size of each
load may vary depending on the amount of heat required.
Burning in cycles means the stove door does not need to be opened while the wood is flaming.
This is an advantage since it is preventing smoke leaking from the stove when the door is opened
as a full fire is burning. This is especially true if the chimney is on the outside wall of the house.
If the door must be open while the fire is flaming, fully open air control for a few minutes
then open the door slowly. (See section «4.5.5 Controlling the Air Intake»)
4.5.2 Ash Removal
Ash should be removed from the firebox every two to three days of full time heating. Ash should
not accumulate excessively in the firebox since it will affect the proper operation of the stove.
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Installation and Operation Manual - Harmony 2.3
The best time to remove ash is in the morning, after an overnight fire when the stove is relatively
cold, but there is still a little chimney draft to draw the ash dust into the stove and prevent going
out into the room.
Ashes should be placed in a tightly covered metal container. The container must be placed on a
non-combustible floor or on the ground well away from all combustible materials.
Ashes can contain hot embers that can stay hot for several days. If the ashes are disposed of
by burial in soil or otherwise locally dispersed, they should be kept in a closed metal container
until they are completely cooled. No other waste should be placed in this container.
NEVER STORE ASHES INDOORS OR IN A NON-METALLIC CONTAINER OR ON A WOODEN
DECK.
4.5.3 Raking Charcoal
When the room temperature is cooler, it is time to reload the stove. Remove the ashes first, then
rake charcoal towards the front of the firebox before reloading. Most of the remaining charcoal
will be at the back of the firebox, furthest from the door. Rake the coals towards the door before
loading.
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Raking the coals is useful for two reasons. First, it brings them near where most of the combustion
air enters the firebox. This will ignite the new load quickly. Secondly, the charcoal will not be
smothered by the new load of wood. When the embers are simply spread inside the combustion
chamber, the new load smoulder for a long time before igniting.
4.5.4 Firing Each New Load Hot
Place the new load of wood on and behind the charcoal. Close the door and open the air control
fully until the firebox is full of flames, the wood has charred to black and its edges are glowing
red. Firing each load of wood hot accomplishes the following things:
− Removes surface moisture from the wood,
− Creates a layer of char on the wood, which slows down the smoke release,
− Heats the firebox components so they reflect heat back to the fire, and
− Heats the chimney so it can produce strong, steady draft for the rest of the cycle.
Although it is important to fire each new load hot, do not allow the fire to burn at full intensity
for more than a few minutes.
THE STOVE SHOULD NOT BE LEFT UNATTENDED WHILE A NEW LOAD IS BEING FIRED
HOT.
DO NOT OVERFIRE.
Installation and Operation Manual - Harmony 2.3
Page 19
When a new load of wood is ignited, there will be a surge of heat from the stove. This heat
surge is welcome when the room temperature is a little lower than desirable, but not welcome
if the space is already warm. Therefore, each load of wood should burn completely so that the
space begins to cool off a little before loading. Letting the space cool before loading is one of
the secrets to clean burning and effective zone heating.
4.5.5 Controlling the Air Intake
Once the firewood, firebox and chimney are hot, air intake can be reduced to achieve a steady
burn.
As the air intake is reduced, the burn rate decreases.
This has the effect of distributing the thermal energy
of the fuel over a longer period of time. In addition,
the flow rate of exhaust through the stove and flue
pipe slows down, which increases the duration of the
energy transfer of the exhaust gases. As the air intake
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is reduced, the flames slow down.
If the flames diminish to the point of disappearing, the
air intake has been reduced too early in the combustion
cycle or the wood used is too wet. If the wood is dry
and the air control is used properly, the flames should
decrease, but remain bright and stable.
Figure 9: Air Intake Control
4.6 Building Different Fires for Different Needs
Using the air intake control is not the only way to match the stove heat output to the desired
temperature in the house. A house will need far less heating in October than in January to
maintain a comfortable temperature. Filling the firebox full in fall weather will overheat the space.
Otherwise, the combustion rate will have to be reduced to a minimum and the fire will be smoky
and inefficient. Here are some suggestions for building fires suitable for different heating needs.
4.6.1 Small Fires to Take the Chill Off the House
To build a small fire that will produce a low heat output, use small pieces of firewood and load
them crisscross in the firebox. The pieces should only be 3" to 4" in diameter. After raking the
coals, lay two pieces parallel to each other diagonally in the firebox and lay two more across
them in the other direction. Open the air control fully and only reduce the air after the wood is
fully flaming.
This kind of fire is good for mild weather and should provide enough heat for up to four hours.
Small fires like this are a good time to use softer wood species and avoid overheating the house.
4.6.2 Long Lasting Low Output Fires
For a fire that will last up to eight hours but will not produce intense heat, use soft wood and
place the logs compactly in the firebox. Before reducing the air intake, the load will have to burn
at full heat for long enough for charring the surface of the logs. The flame must be bright before
letting the fire burn by itself.
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Installation and Operation Manual - Harmony 2.3
4.6.3 High Output Fires for Cold Weather
When heating needs are high during cold weather, the fire should burn steadily and brightly. This
is the time to use larger pieces of hardwood. Place the biggest pieces at the back of the firebox
and place the rest of the pieces compactly. A densely built fire like this will produce the longest
combustion this stove is capable of.
Special attention must be paid when building fires like this since if the air intake is reduced too
quickly, the fire could smoulder. The wood must be flaming brightly before leaving the fire to
burn.
4.6.4 Maximum Burn Cycle Times
The burn cycle time is the period between loading wood on a coal bed and the consumption of
that wood back to a coal bed of the same size. The flaming phase of the fire lasts for roughly
the first half of the burn cycle and the second half is the coal bed phase during which there is
little or no flame. The burning time expected from this stove, including both phases, will vary
depending on a number of things, such as:
ENGLISH
− firebox size,
− the amount of wood loaded,
− the species of wood,
− the size of the space to be heated,
− the climate zone where the house is, and
− the time of the year.
− the wood moisture content,
The table below gives an approximate maximum burn cycle times, based on firebox volume.
Table 1 : Approximate Maximum Burn Cycle Time
FIREBOX VOLUMEMAXIMUM BURN CYCLE TIME
<1.5 cubic feet3 to 5 hours
1.5 c.f. to 2.0 c.f5 to 6 hours
2.0 c.f. to 2.5 c.f.6 to 8 hours
2.5 c.f. to 3.0 c.f.8 to 9 hours
>3.0 c.f.9 to 10 hours
A longer burning time is not necessarily an indication of efficient stove operation. It is preferable
to build a smaller fire that will provide three or four hours of heating than to fully load the firebox
for a much longer burn. Shorter burn cycles make it easier to match the heat output of the stove
to the heat demand for the space.
4.6.5 Logs Orientation
In a relatively square firebox, the wood can be loaded north-south (ends of the logs visible) or
east-west (sides of the logs visible).
North-south loads allow more wood to be loaded at the same time. On the other hand, they
break into smaller pieces faster. North-south loading is good for high output, long lasting fires
for cold weather.
East-west loads allow a limited amount of wood since too many logs could cause them to fall
on the glass. East-west loads, placed in a compact way, take a long time before breaking down.
They are excellent for low-intensity, long-lasting fires in relatively mild weather.
Installation and Operation Manual - Harmony 2.3
Page 21
5. Maintaining Your Wood Heating System
5.1 Stove Maintenance
This stove will give many years of reliable service if used and maintained properly. Some of the
internal components of the firebox, such as firebricks, baffle and air tubes, will wear over time
under intense heat. Defective parts should always be replaced with original parts. See «Appendix
6. Exploded Diagram and Parts List». Firing each load hot to begin a cycle as described above
will not cause premature deterioration of the stove. However, letting the stove run with the air
intake fully open for the entire burn cycles can cause damage over time. The hotter the stove
becomes throughout burn cycles, the more quickly its components will deteriorate. For this
reason, the stove should never be left unattended while a new load is being fired hot.
5.1.1 Cleaning Door Glass
Under normal conditions, the door glass should stay relatively clear. If the firewood is dry
enough and the operating instructions in this manual are followed, a whitish, dusty deposit will
ENGLISH
form on the inner surface of the glass after a week or so of use. This is normal and can be easily
removed when the stove is cold by wiping with a damp cloth or paper towel and then drying.
Never try to clean the glass when the stove is hot.
In spring and fall when the stove runs at lower temperatures, light brown stains may form,
especially in the lower corners of the glass. This indicates that the fire has been smoky and
some of the smoke has condensed on the glass. It also indicates incomplete combustion of the
wood, which also means more smoke emissions and faster formation of creosote in the chimney.
The deposits that form on the glass are the best indication of the fuel quality and success in
properly using the stove.
The goal should be clear glass with no brown stains. If brown stains appear regularly on the
glass, something about the fuel or the operating procedure needs to be changed.
These stains can be cleaned with a special wood stove glass cleaner. Do not use abrasives to clean the stove glass. When the weather is mild, it is often better to let the fire go out than
trying to maintain a continuous fire. Use the technique described in section «4.6.1 Small Fires
to Take the Chill Off the House».
When brown streaks are coming from the edge of the glass, it is time to replace the gasket
around the glass. The glass gasket should be self-adhesive. Follow the instructions in section
«5.1.4 Replacing the Glass or the Glass Gasket» for installation. Always replace gaskets with
genuine ones. See «Appendix 6. Exploded Diagram and Parts List».
Do not abuse the glass door by striking or slamming shut.
Do not use the stove if the glass is broken.
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Installation and Operation Manual - Harmony 2.3
5.1.2 Door Adjustment
In order for the stove to burn at its best efficiency, the door must provide a perfect seal with the
firebox. Therefore, the gasket should be inspected periodically to check for a good seal. The
gasket seal may be improved with a simple latch mechanism adjustment:
1. Remove the split pin by pulling and turning it using pliers.
2. Turn the handle one counterclockwise turn to increase pressure.
3. Reinstall the split pin with a small hammer.
ENGLISH
Figure 10: Removing the split pinFigure 11: Installing the split pin
5.1.3 Replacing the Door Gasket
It is important to maintain the gasket in good condition. After a year or more of use, the door
gasket will compress and become hard, which may allow air to leak. The condition of the door
seal can be verified by closing and latching the door on a strip of paper. The test must be
performed all around the door. If the paper slips out easily anywhere, it is time to replace the
gasket.
Figure 12: Door gasket seal verification
It is important to replace the gasket with another having the same diameter and density to
maintain a good seal.
Installation and Operation Manual - Harmony 2.3
Page 23
Remove the door and place it face-down on something soft like a cushion of rags or a piece
of carpet. Remove the old gasket from the door by pulling and prying it out with an old screw
driver. Then use the screwdriver to scrape the old gasket adhesive from the door gasket groove.
Apply a bead of approximately ¼" (6 mm) of high temperature silicone in the door gasket groove.
Starting from the middle, hinges side, press the gasket into the groove. The gasket must not be
stretched during installation. Leave about ½" long of gasket when cutting and press the end into
the groove. Tuck any loose fibers under the gasket and into the silicone. Close the door. Do not
use the stove for 24 hours.
5.1.4 Replacing the Glass or the Glass Gasket
To remove or replace the glass (D), remove the
eight screws (A), the eight glass retainers (B),
and the metal frames (C). Remove the glass.
If it is damaged install a new one in place.
The replacement glass must have a gasket all
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around (see procedure below). Reinstall the
glass, being careful to centre the glass in the
door and not to over-tightening the retaining
screw.
The two main causes of broken door glass
are uneven placement in the door and overtightening the retaining screws.
It is a good idea to replace the glass gasket when the door gasket is
replaced. Follow the previous steps to remove the glass. Remove the old
gasket and clean the glass thoroughly. The new gasket is flat, adhesivebacked, woven fibreglass. The gasket must be centred on the edge of
the glass. To do this easily, peel back a section of the paper covering
the adhesive and place the gasket on a table with the adhesive side up.
Stick the end of the gasket to the middle of one edge, then press the
edge of the glass down onto the gasket, taking care that it is perfectly
centred on the gasket. Peel off more of the backing and rotate the glass.
The gasket must not be stretched during installation. Cut the gasket to
the required length. Pinch the gasket onto the glass in a U-shape, all
around the glass.
A
B
C
D
E
Figure 13: Replacing the glass
Do not abuse the glass door by striking or slamming shut.
Do not use the stove if the glass is broken.
5.1.5 Cleaning and Painting the Stove
Painted and plated surfaces can be wiped down with a soft, damp cloth. If the paint is scratched
or damaged, it is possible to repaint the stove with a heat-resistant paint. Do not clean or paint the stove when it is hot. Before painting, the surface should be sanded lightly with
sandpaper and then wiped off to remove dust. Apply two thin layers of paint. For best results,
use the original paint, available in aerosol cans.
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Installation and Operation Manual - Harmony 2.3
5.1.6 Firebricks
Before installing the firebrick, ensure that none are broken or damaged in any way, and replace
the damaged ones. Check the firebrick for damage at least annually and replace any broken or
damaged ones with new ones.
5.2 Chimney Maintenance
5.2.1 Why Cleaning the Chimney Is Necessary
Wood smoke can condense inside the chimney, forming an inflammable deposit called creosote.
If creosote is allowed to build up in the venting system, it can ignite when a hot fire is burned in
the stove and a very hot fire can progress to the top of the chimney. Severe chimney fires can
damage even the best chimneys. Smouldering, smoky fires can quickly cause a thick layer of
creosote to form. When the stove is operated properly, the exhaust from the chimney is mostly
clear and creosote builds up more slowly.
5.2.2 How Often Should the Chimney Be Cleaned?
It is not possible to predict how much or how quickly creosote will form in the chimney. It is
important, therefore, to check the build-up in the chimney monthly until the rate of creosote
formation is determined. Even if creosote forms slowly in the system, the chimney should be
cleaned and inspected at least once each year.
Contact the local municipal or provincial fire authority for information on how to handle a chimney
fire. Have a clearly understood plan to handle a chimney fire.
5.2.3 Sweeping the Chimney
Chimney sweeping can be a difficult and dangerous job.
People with no chimney sweeping experience will often
prefer to hire a professional chimney sweep to inspect
and clean the system for the first time. After seeing the
cleaning process, some will choose to do it themselves.
The most common equipment used are fibreglass rods
with threaded fittings and stiff plastic brushes. The brush
is forced up and down inside the chimney flue to scrub
off the creosote.
ENGLISH
The chimney should be checked regularly for creosote
build-up. Inspection and cleaning of the chimney can
be facilitated by removing the baffle. See «Appendix 5.
Air Tubes and Baffle Installation» for more details.
THE OPERATION OF THIS STOVE WITHOUT THE BAFFLE MAY CAUSE UNSAFE AND
HAZARDOUS TEMPERATURE CONDITIONS AND WILL VOID THE WARRANTY.
Installation and Operation Manual - Harmony 2.3
Page 25
PART B - INSTALLATION
6. Safety Information and Standards
• The information given on the certification label affixed to the appliance always overrides the
information published, in any other media (owner’s manual, catalogues, flyers, magazines and web
sites).
• Mixing of appliance components from different sources or modifying components may result in
hazardous conditions. Where any such changes are planned, Stove Builder International Inc. Should
be contacted in advance.
• Any modification of the appliance that has not been approved in writing by the testing authority
violates CSA B365 (Canada), and ANSI NFPA 211 (USA).
• DO NOT CONNECT TO OR USE IN CONJUNCTION WITH ANY AIR DISTRIBUTION
DUCTWORK UNLESS SPECIFICALLY APPROVED FOR SUCH INSTALLATION.
ENGLISH
• DO NOT CONNECT THIS UNIT TO A CHIMNEY FLUE SERVING ANOTHER APPLIANCE.
• Connect this stove only to a listed factory-built chimney for use with solid fuel or to a lined masonry
chimney conforming to national and local building codes.
• If required, a supply of combustion air shall be provided to the room.
6.1 Mobile Home
• May be installed in a mobile home. The installation requires a fresh air kit, sold separately.
• DO NOT INSTALL IN THE SLEEPING ROOM.
• THE STOVE MUST BE ATTACHED TO THE STRUCTURE OF THE MOBILE HOME.
• THE STRUCTURAL INTEGRITY OF THE MOBILE HOME FLOOR, WALL, CEILING AND ROOF
MUST BE MAINTAINED.
6.2 Regulations Covering Stove Installation
When installed and operated as described in these instructions, this wood stove is suitable for
use as a freestanding heater in residential installations.
In Canada, the CSA B365 Installation Code for Solid Fuel Burning Appliances and Equipment
and the CSA C22.1 Canadian National Electrical Code are to be followed in the absence of local
code requirements. In the USA, the ANSI NFPA 211 Standard for Chimneys, Fireplaces, Vents
and Solid Fuel-Burning Appliances and the ANSI NFPA 70 National Electrical Code are to be
followed in the absence of local code requirements.
This stove must be connected to a chimney complying with the requirements for Type HT
chimneys in the Standard for Factory-Built Chimneys for Residential Type and Building Heating
Appliances, UL 103 and ULC S629 or to a code-approved masonry chimney with a flue liner.
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Installation and Operation Manual - Harmony 2.3
7. Clearances to Combustible Material
The clearances shown in this section have been determined by tests according to procedures
set out in safety standards ULC S627 (Canada), UL 1482 (U.S.A.) and UL 737 (U.S.A.). When
the stove is installed so that its surfaces are at or beyond the minimum clearances specified,
combustible surfaces will not overheat under normal and even abnormal operating conditions.
No part of the stove or flue pipe may be located closer to combustibles than the minimum
clearance figures given.
7.1 Location of the Certification Label
Since the information given on the certification label affixed to the appliance always overrides
the information published, in any other media (owner’s manual, catalogues, flyers, magazines
and web sites) it is important to refer to it in order to have a safe and compliant installation. In
addition, important information about the stove can be found (model, serial number, etc.). The
certification label is located on the back of the stove.
It is recommended to note the stove serial number on page 5 of this manual since it will
be needed to precisely identify the version of the appliance in the event replacement parts or
technical assistance is required. It is also recommended to register the warranty online.
ENGLISH
7.2 Clearances to Combustible Materials
The clearances to combustible walls may be slightly different in Canada and the U.S.A. and may
also differ depending on whether single or double wall flue pipe is used. Make sure to choose
the correct clearance for the stove location and type of flue pipe.
The clearances of the appliance and the flue pipes must be met individually, meaning the
appliance cannot be installed closer to the combustible materials than the single or double wall
pipe allows. For a safe way to reduce clearances refer to section«7.4 Reducing Wall and Ceiling
Clearances Safely»
Installation and Operation Manual - Harmony 2.3
Page 27
ENGLISH
Figure 14: Clearances - TopFigure 15: Clearances - Side
Note that to reduce the clearances of an appliance using a single wall pipe connector, the use
of a heat shield certified with the single wall pipe connector to be used as close as 6" from
combustible materials must be used. Only in this case, the same clearances as a certified
double wall pipe connector can be used.
7.2.3 Clearances with heat shield AC02710 and lowered ceiling
To reduce the clearances of an appliance using a single wall pipe connector, the use of a heat
shield certified with the single wall pipe connector to be used as close as 6" from combustible
materials must be used. Only in this case, the same clearances as a certified double wall pipe
connector can be used.
7.2.6 Clearances with heat shield AC02710 in a mobile home
MOBILE HOME CLEARANCES
(INSTALLATION WITH DOUBLE WALL PIPE
CONNECTOR)
CanadaUSACanadaUSA
A
B
3" (76 mm)3" (76 mm)
6" (152 mm)6" (152 mm)
D
E
DISTANCES3 FROM PIPE CONNECTOR WITH
DOUBLE WALL PIPE CONNECTOR
6 ¼" (159 mm)6 ¼" (159 mm)
15 ¼" (387 mm)15 ¼" (387 mm)
C
K
L
3
The pipe distances listed in this table refer to the distances obtained when the stove is installed in accordance with the appliance clearances above
mentioned.
Installation and Operation Manual - Harmony 2.3
3" (76 mm)3" (76 mm)
48" (122 cm)48" (122 cm)
84" (213 cm)84" (213 cm)
F
12 ½" (318 mm)12 ½" (318 mm)
Page 31
7.3 Floor Protector
This stove is designed to prevent the floor from overheating. However, it must be placed on
a nonflammable surface to protect the floor from hot embers that may fall during loading. The
floor protection must be a continuous, non combustible material, such as steel with a minimum
thickness of 0.015" (0.38 mm) or ceramic tiles sealed together with grout. Cement board, brick,
or any other approved or listed material suited for floor protection. Any type of tile will require a
continuous non combustible sheet beneath to prevent the possibility of embers falling through
to the combustible floor if cracks or separation should occur in the finished surface. Check
local codes for approved alternatives. No protection is required if the unit is installed on a noncombustible floor (ex: concrete). See table and figure below.
Table 2 : Floor Protection
FLOOR PROTECTION
ENGLISH
G8" (203 mm)1
CanadaUSA
N/A
Note 1
H8" (203 mm)N/A
I18" (457 mm)
From door
opening
16" (406 mm)
From door
opening
JN/A8" (203 mm)
NN/ANote 2
7.3.1 Floor Protection in a Mobile Home
When the stove is installed in a mobile home
and assembled on the legs version, the stove
must be placed on a podium having a maximum
dimension of 30" (762 mm) x 24" (610 mm) and a
minimum height of 2" (51 mm). This podium can
be constructed of combustible materials as long
as it is covered of non-combustible materials.
Figure 17: Floor Protection
Note 1: The oor protection at the back of the stove is limited to the stove’s required clearance if such clearance is smaller than 8 inches (203 mm).
Note 2: Only required under the horizontal section of the connector. Must exceed each side of the connector by at least 2 inches (51 mm). See
«Figure 15: Clearances - Side»
Page 32
Figure 18: Floor protection in a mobile home
Installation and Operation Manual - Harmony 2.3
7.4 Reducing Wall and Ceiling Clearances Safely
It is often desired to use as little space as
possible when installing a woodstove. To do
this, it is possible to reduce the clearances
safely and install the stove closer to the walls
by permanently installing a heat shield between
the stove and the flammable material. The rules
for heat shield are sometimes complicated.
Read and apply the instructions carefully.
Some regions may have different regulations.
Consult the local building code or contact the
fire department for restrictions, inspection and
installation requirements in the area.
Figure 19: Heat shield
7.4.1 Shield Construction Rules
− Adhesives used in shield construction must not ignite or lose adhesive qualities at temperatures
likely to be encountered.
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− Mounting hardware which extends from the shield surface into combustibles may be used only at
the edges of the shield.
− Mounting hardware must allow full vertical ventilation.
See figures on next page for shield construction to match each letter to a clearance.
A) Minimum clearance between the appliance top and an unshielded combustible ceiling: 1180 mm
(46 ½").
B) Shield extension above appliance: 500 mm (20").
C) Minimum space behind shield: 25 mm (1"). In Canada 21 mm (⅞").
D) Clearance along the bottom of shield: minimum 25 mm (1") and maximum 75 mm (3").
E) Minimum clearance along the top of shield at ceiling: 75 mm (3").
F) Mounting hardware must not be located closer than 200 mm (8") from the vertical centre line of
the appliance.
G) Edge clearance for ceiling shields to side and back walls: 75 mm (3").
H) Shield extension beyond each side of appliance: 450 mm (18").
Sheet metal, a minimum of 24 gauge (0.61 mm) in
thickness , spaced out at least 25 mm (1 in)* by
non-combustible spacers
Ceramic tiles, or equivalent non-combustible
material, on non-combustible board spaced
out at least 25 mm (1 in)* by non-combustible
spacers
Ceramic tiles, or equivalent non-combustible
material, on non-combustible board, with a
minimum of 24 gauge (0.61 mm) sheet metal
backing spaced out at least 25 mm (1 in)* by
non-combustible spacers
SIDES AND REAR TOP (CEILING)
CAN /USA
(%)
USA
MIN.
CAN /USA
(%)
6712"5018"
5018"3324"
6712"5024"
USA
MIN.
ENGLISH
Brick, spaced out at least 25 mm (1 in)* by
non-combustible spacers
Brick, with a minimum of 24 gauge (0.61 mm)
sheet metal backing, spaced out at least 25
mm (1 in)* by non-combustible spacers
* In Canada this space can be 21 mm (⅞").
Installation and Operation Manual - Harmony 2.3
5018"N/AN/A
6712"N/AN/A
Page 35
8. The Venting System
8.1 General
The venting system, made of the chimney and the connecting pipe between the stove and the
chimney, acts as the engine that drives the wood heating system. Even the best stove will not
function safely and efficiently if it is not connected to a suitable chimney.
The heat in the flue gases that pass from the stove and chimney connector into the chimney is
not waste heat. This heat is what the chimney uses to make the draft that draws in combustion
air, keeps smoke inside the stove and safely vents exhaust to outside. The heat in the flue gas
can be seen as the fuel the chimney uses to create draft.
8.2 Suitable Chimneys
This stove will provide optimum efficiency and performance when connected to a 6" diameter
chimney flue system. The connection to a chimney having a diameter of at least 5" (Canada
ENGLISH
only) or no more than 7" is permitted, if it allows the proper venting of combustion gases and
that such application is verified and authorized by a qualified installer. Otherwise, the diameter
of the flue should be 6".
To be suitable, a factory-built metal chimney must comply with UL 103 HT (U.S.A.) or ULC S629
(Canada).
8.2.1 Factory-Built Metal Chimneys
These are sometimes referred to as ‘high
temp’ chimneys because they have the specific
characteristics to withstand the temperatures that
can be created by wood burning stoves. Factory-built
chimneys are tested as a system with all the necessary
components for installation. The instructions provided
with the chimney by its manufacturer are the only
reliable source of installation guidelines. To be safe
and effective, the chimney must be installed exactly
in accordance with the manufacturer’s instructions.
Only components intended for the brand and model
of chimney shoud be used. Never fabricated or
substitute parts from other chimney brands. The
chimney must be a type suitable for solid fuel.
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Installation and Operation Manual - Harmony 2.3
8.2.2 Factory-Built Metal Chimneys in Mobile Homes
For use in a mobile home, this stove is to be
connected to a 6" double wall factory built chimney
pipe conforming to UCL-S629, standards for 650°C
Factory-built chimney. The total length of the flue
system should be at least 12 feet including elbows,
from the top of the stove.
To maintain an effective vapour barrier, insulation
and waterproof at the chimney and outside flue pipe,
a roof flashing must be installed and sealed with
silicone adhesive.
ENGLISH
8.2.3 Masonry Chimneys
The stove may also be connected to a masonry
chimney, provided the chimney complies with the
construction rules found in the building code enforced
locally. The chimney must have either a clay liner or
a suitably listed stainless steel liner. If the masonry
chimney has a square or rectangular liner that is
larger in cross sectional area than a round 6" flue, it
should be relined with a suitably listed 6" stainless
steel liner. Do not downsize the flue to less than 6"
unless the venting system is straight and exceeds 25
feet in height. When passing through a combustible
wall, the use of an insulated listed thimble is required.
Installation and Operation Manual - Harmony 2.3
Page 37
8.3 Minimum Chimney Height
The top of the chimney should be tall enough
to be above the air turbulence caused when
wind blows against the house and its roof.
The chimney must extend at least 1 m (3 ft.)
above the highest point of contact with the
roof, and at least 60 cm (2 ft.) higher than
any roof line or obstacle within a horizontal
distance of 3 m (10 ft.).
ENGLISH
8.4 The Relationship Between the Chimney and the House
Because the venting system is the engine that drives the wood heating system, it must have the
right characteristics. The signs of bad system design are cold backdrafting when there is no fire
in the stove, slow kindling of new fires, and smoke roll-out when the door is opened for loading.
There are two guidelines to follow. First, the chimney should be installed up through the heated
space of the house, not out and up an outside wall. Second, the chimney should penetrate to
the top of the building at or near the highest heated space.
8.4.1 Why Inside Chimneys Are Preferred
Venting systems that rise straight up from the stove flue collar provide the best performance.
Chimneys that rise inside the warm space of the house tend to provide a small amount of draft
even when there is no fire burning. This means that when a fire is lit, the smoke goes up the
chimney and strong draft build quickly as the chimney flue warms up. Although they are common
in North America, chimneys that exit a house wall and run up outside can cause problems.
Figure 23: Good System DesignFigure 24: Inferior System Design
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Installation and Operation Manual - Harmony 2.3
8.4.2 Why the Chimney Should Penetrate the Highest Heated Space
When it is cold outside, the warm air in the house is buoyant so it tends to rise. This creates
a slight pressure difference in the house. Called ‘stack effect’, it produces a slightly negative
pressure in the lower part of the house (compared to the outside) and a slightly positive pressure
zone in the high part of the house. If there is no fire burning in a heater connected to a chimney
that is shorter than the warm space inside the house, the slight negative pressure in the lower
part of the house will compete against the desired upward flow in the chimney. This occurs for
the two following reasons:
First, the chimney runs up the outside of
the house, so the air in it is colder and
denser than the warm air in the house.
And second, the chimney is shorter than
the heated space of the house, meaning
the negative pressure in the lower part
of the house will draw cold air down the
chimney, through the stove and into the
room. Even the finest stove will not work
well when connected to this chimney.
ENGLISH
8.5 Supply of Combustion Air
In Canada, wood stoves are not required to have a combustion air supply from outside, except
for mobile homes. Research has shown that outside air supply do not compensate for the
depressurization of the house and may not be sufficient to provide a supply of combustion air in
windy weather. However, to reduce the risks against smoke spillage due to house depressurization,
a carbon monoxide (CO) detector is required in the room where the stove is installed. The CO
detector will provide warning if for any reason the wood stove fails to function correctly.
8.5.1 Combustion Air Supply in Mobile Homes
This stove is ‘mobile home approved’. It must therefore have a supply of combustion air from
outdoors. The air intake must not draw air from the attic, from the basement, from a garage or
any enclosed space. Air must be drawn from a ventilated crawl space under the floor or directly
from outside. Install a flexible or rigid, insulated pipe (HVAC type, must comply to ULC S110
and/or UL 181, Class 0 or Class 1) to the fresh air intake.
Where a mobile home has been converted to a standard house by mounting it on a permanent
basement foundation, the supply of outdoor air is not required.
8.5.2 Air Supply in Conventional Houses
The safest and most reliable supply of combustion air for a wood stove is from the room in which
it is installed. Room air is already preheated so it will not chill the fire, and its availability is not
affected by wind pressures on the house.
Installation and Operation Manual - Harmony 2.3
Page 39
Contrary to commonly expressed concerns, almost all tightly sealed new houses have enough
natural leakage to provide a small amount of air needed by the stove. The only case in which the
wood stove may not have adequate access to combustion air is if the operation of a powerful
exhaust device (such as a kitchen range exhaust) causes the pressure in the house to become
negative relative to outdoors.
ENGLISH
Figure 25: Air supply in conventional houses
If an air intake is installed through the wall of the house, its pressure can vary during windy
weather. If there are changes in wood stove performance in windy weather, and in particular if
smoke puffs from the stove, the air duct should be disconnected from the stove to determine if
it is the cause of the problem. In some windy conditions, negative pressure at the duct weather
hood outside the house wall may draw hot exhaust gases from the stove backwards through the
duct to outdoors. Check the outdoor air duct for soot deposits when the full system is cleaned
and inspected at least once each year.
8.6 Installing the Chimney Connector
The chimney connector is the single or double wall pipe installed between the stove flue collar
and the chimney breech. Single wall pipe components are available from most hardware and
building supply stores. These components are not usually tested to a particular standard and
certified as compliant. Therefore, a list of rules found in solid fuel installation codes apply to the
installation of a single wall pipe.
Double wall chimney connectors are tested and certified. The rules for double wall pipe are
found in the manufacturer’s installation instructions. These rules will be very different than those
for single wall.
Page 40
Installation and Operation Manual - Harmony 2.3
8.6.1 Installation of Single Wall Chimney Connector
The chimney connector assembly has been called ‘the weak link’ in the safety of wood heating
systems because failure to install the connector properly (which has been common in the past)
can result in house fires.
The best flue pipe assembly is one that rises straight up from the stove to the base of the
chimney with no elbows. Straight assemblies are less likely to cause problems like smoke rollout when the door is opened for loading. They are also more stable and easier to maintain than
assemblies with elbows. Horizontal runs of flue pipe should be avoided where possible because
they reduce chimney draft.
The rules below are based on those found in the CSA B365 installation code. Please carefully
follow these installation instruction rules, or those enforced by the local code.
• Maximum overall length of horizontal pipe: 3 m (10 ft.) including elbows.
• Minimum clearance from combustible material: 450 mm (18 in.). The minimum clearance may be
reduced by 50 percent to 225 mm (9 in.) if suitable shielding is installed either on the pipe or on the
combustible surface.
• The assembly should be as short and direct as possible between the stove and chimney. The use
of two 45 degree elbows is often preferable to a single 90 degree elbow because less turbulence is
created in the exhaust flow and they result in less horizontal run.
• Maximum number of 90-degree elbows: 2.
• Maximum unsupported horizontal length: 1 m (3 feet).
• Galvanized flue pipes must not be used because the coatings vaporize at high temperatures and
release dangerous gases. Use black painted flue pipes.
• Flue pipes must be at least 24 gauge in thickness.
• Flue pipe joints should overlap 30 mm (1 1/4 in.)
Installation and Operation Manual - Harmony 2.3
Page 41
• Each joint in the assembly must be fastened with at least three screws.
• The assembly must have allowance for expansion: elbows in assemblies allow for expansion; straight
assemblies should include an inspection wrap with one end unfastened, or a telescopic section.
• Minimum upward slope towards the chimney: 20 mm/m (1/4 in/ft.).
• One end of the assembly must be securely fastened to the flue collar with 3 sheet metal screws and
the other end securely fastened to the chimney.
• There must be provision for cleaning of the pipes, either through a clean out or by removal of the
pipe assembly. Removal of the assembly should not require that the stove be moved.
• The male ends of the sections must be oriented towards the appliance so that falling dust and
condensation stay inside the pipe.
• A flue pipe must never pass through a combustible floor or ceiling or through an attic, roof space,
closet or concealed space.
ENGLISH
• Where passage through a wall or partition of combustible construction is desired, the installation shall
conform to CAN/CSA-B365, Installation Code for Solid-Fuel-Burning Appliances and Equipment.
• A straight up connector assembly needs either a telescopic length or an inspection wrap (pipe
coupler) to allow it to be assembled and disassembled without moving the stove.
• A straight flue pipe assembly offers the least restriction to gas flow and results in a stronger draft.
Straight assemblies also need less maintenance because there are no corners to collect creosote.
• The chimney connector must be in good condition.
Page 42
Installation and Operation Manual - Harmony 2.3
APPENDIX 1. DOOR OVERLAY INSTALLATION
Position the overlay (A) on the door frame and secure it in place from behind using the screws
(B). To ease the installation, do not tighten the screws until they are all installed.
11/32"
13mm
B
ENGLISH
A
Installation and Operation Manual - Harmony 2.3
Page 43
APPENDIX 2. OPTIONAL FRESH AIR INTAKE KIT INSTALLATION
This mobile home approved stove requires installation of a fresh air intake kit (A) and an insulated
fresh air intake pipe (HVAC type, must meet ULC S110 or UL 181 class 0 or class 1) (B), sold
separately. Refer to air intake kit installation instructions for more details.
ENGLISH
B
A
Page 44
Installation and Operation Manual - Harmony 2.3
APPENDIX 3. OPTIONAL BLOWER AND THERMODISC INSTALLATION
A kit including a blower and a thermodisc, sold separately, can be installed on the stove.
Thermodisc allows the blower to operate only when the stove is hot enough. See the instructions
provided with the thermodisc for more details.
1. Remove the backplate by cutting the knockouts with pliers.
ENGLISH
B
C
D
E
2. Screw the blower (E) in place using the screws (D) included in the installation manual. Screw
the thermodisc (B) with the screws (C) supplied with the thermodisc on the back of the stove.
Ensure that the blower’s power cord is not in contact with any surface of the stove to
prevent electrical shock or fire damage. Do not run the power cord beneath the stove.
1. Remove the center floor brick and then remove the 6 other floor bricks.
2. Remove the brick holder and remove the three left side bricks. Redo for the right side.
Page 46
Installation and Operation Manual - Harmony 2.3
3. Remove the bottom bricks (2) at the back of the stove then remove the back bricks (6).
ENGLISH
4. Remove the brick retainers and install the back refractory slabs (2). The retainers can not be
reused after being removed.
Installation and Operation Manual - Harmony 2.3
Page 47
ENGLISH
5. Install the sides (2) and the floor refractory slabs.
5/16"
16mm
6. Install the refractory slabs retainer (2) on both sides and screw them in place .
Page 48
Installation and Operation Manual - Harmony 2.3
APPENDIX 5. AIR TUBES AND BAFFLE INSTALLATION
1. Starting with the rear tube, lean and insert the right end of the secondary air tube into the rear
right channel hole. Then lift and insert the left end of the tube into the rear left channel.
ENGLISH
2. Align the notch in the left end of the tube with the key of the left air channel hole. Using a «
Wise grip » hold the tube and lock it in place by turning the tube as shown. Make sure the notch
reaches the end of the key way.
3. Repeat steps 1 and 2 for the second tube in the back then install the baffle before installing the
two front tubes.
4. To remove the tubes use the above steps in reverse order.
Installation and Operation Manual - Harmony 2.3
Page 49
Note that secondary air tubes (B) can be replaced without removing the baffle board (A) and that
all tubes are identical.
A
B
ENGLISH
Page 50
Installation and Operation Manual - Harmony 2.3
APPENDIX 6. EXPLODED DIAGRAM AND PARTS LIST
46
41
40
39
42
38
43
43
43
43
33
32
34
35
31
37
36
43
43
30
43
43
43
43
43
43
43
43
43
45
43
44
ENGLISH
43
22
9
3
A
11
10
DETAIL A
4
12
DETAIL B
7
5
13
29
47
14
17
B
8
6
15
16
10
18
19
20
C
27
28
1
Installation and Operation Manual - Harmony 2.3
21
22
2
26
25
24
DETAIL C
23
Page 51
IMPORTANT: THIS IS DATED INFORMATION. When requesting service or replacement parts
for your unit, please provide the model number and the serial number. We reserve the right to
change parts due to technology upgrades or availability. Contact an authorized dealer to obtain
any of these parts. Never use substitute materials. Use of non-approved parts can result in poor
performance and safety hazards.
#ItemDescriptionQty
1AC01232BLACK STEEL DOOR OVERLAY1
1AC01233BRUSH NICKEL PLATED STEEL DOOR OVERLAY1
2SE24286CAST IRON DOOR WITH HANDLE AND GASKET1
3AC09185DOOR LATCH KIT1
4SE65121DOOR HANDLE KIT1
5AC06500SILICONE AND 5/8" X 8' BLACK DOOR GASKET KIT1
6AC064003/4" (FLAT) X 6' BLACK SELF-ADHESIVE GLASS GASKET1
ENGLISH
723081GLASS WITH GASKET - 17 7/16'' W X 11 1/16'' H1
8PL65118GLASS RETAINER2
9300251/4-20 X 1/2" PAN-HEAD QUADREX BLACK SCREW1
1030187STAINLESS WASHER ID 17/64" X OD 1/2"2
1130898ROUND WOODEN BLACK HANDLE DULL BLACK FINISH1
1231026PLATED HANDLE RING1
13SE53585GLASS RETAINER KIT WITH SCREWS (12 PER KIT)1
14SE45928HARMONY INSTRUCTIONS MANUEL KIT1
1530507BLACK TORX SCREW WITH FLAT HEAD TYPE F 1/4-20 X 3/4"4
16SE65109ASH LIP ASSEMBLY1
17SE65114
DECORATIVE PANEL ASSEMBLY
18AC013165"Ø FRESH AIR INTAKE KIT FOR WOOD STOVE ON LEGS1
19SE65867ASH PAN ASSEMBLY1
20SE65003AIR CONTROL DAMPER ASSEMBLY1
2130206ZINC WASHER 5/16"ID X 3/4"OD1
2230506SCREW PAN TORX TYPE F 1/4-20 X 1" BLACK5
23AC01236REFRACTORY PANEL KIT1
2422020MOULDED RIGHT STONE1
2522021MOULDED BOTTOM STONE1
2622019MOULDED LEFT STONE1
1
2722017MOULDED LEFT BACK STONE1
2822018MOULDED RIGHT BACK STONE1
29SE65105AIR MATE1
3024096ROUND CAST IRON ASH PLUG1
31AC01000130 CFM BLOWER WITH VARIABLE SPEED CONTROL (THERMODISC
INCLUDED)
3260013POWER CORD 96" X 18-3 type SJT1
Page 52
1
Installation and Operation Manual - Harmony 2.3
#ItemDescriptionQty
3344080RHEOSTAT WITHOUT NUT (MODEL KBMS-13BV)1
3444087RHEOSTAT NUT1
3544085RHEOSTAT KNOB1
3644070CROSSFLOW BLOWER SINGLE CAGE 115V-60Hz-56W1
3744028CERAMIC THERMODISC F110-20F1
38AC02055QUICK CONNECT THERMODISC KIT1
3921387TOP AIR DEFLECTOR INSULATION1
40PL65505TOP AIR DEFLECTOR PROTECTOR1
4130060THREAD-CUTTING SCREW 1/4-20 X 1/2" F HEX STEEL SLOT WASHER
3
C102 ZINC
42PL360562" X 9" 1 1/4" REFRACTORY BRICK2
43290204 1/2'' X 9'' X 1 1/4'' REFRACTORY BRICK HD17
44PL65127FLOORED BRICK RETAINER2
45PL65514SECONDARY AIR TUBE4
4621389C-CAST BAFFLE 20" X 12 1/2" X 1 1/4"1
4799999BUILD TO ORDER1
ENGLISH
Installation and Operation Manual - Harmony 2.3
Page 53
ENERZONELIMITEDLIFETIME WARRANTY
WARRANTY APPLICATION*
Combustion chamber (welds only) and cast iron door frame.
Paint (peeling**), gaskets, insulation, ceramic fiber blankets, firebricks and
other options.
All parts replaced under the warranty.
90 days
N/A
•Your name, address and telephone number;
•Serial number and model name as indicated on the
ENERZONE LIMITED LIFETIME WARRANTY
The warranty of the manufacturer extends only to the original retail purchaser and is not transferable. This warranty covers brand new
products only, which have not been altered, modified nor repaired since shipment from factory. Proof of purchase (dated bill of sale),
model name and serial number must be supplied when making any warranty claim to your ENERZONE dealer.
This warranty applies to normal residential use only. This warranty is void if the unit is used to burn material other than
cordwood (for which the unit is not certified by EPA) and void if not operated according to the owner's manual. Damages
caused by misuse, abuse, improper installation, lack of maintenance, over firing, negligence or accident during transportation,
power failures, downdrafts, venting problems or under-estimated heating area are not covered by this warranty. The
recommended heated area for a given appliance is defined by the manufacturer as its capacity to maintain a minimum
acceptable temperature in the designated area in case of a power failure.
This warranty does not cover any scratch, corrosion, distortion, or discoloration. Any defect or damage caused by the use of
unauthorized or other than original parts voids this warranty. An authorized qualified technician must perform the installation in
accordance with the instructions supplied with this product and all local and national building codes. Any service call related to an
improper installation is not covered by this warranty.
The manufacturer may require that defective products be returned or that digital pictures be provided to support the claim. Returned
products are to be shipped prepaid to the manufacturer for investigation. Transportation fees to ship the product back to the purchaser
will be paid by the manufacturer. Repair work covered by the warranty, executed at the purchaser’s domicile by an authorized qualified
technician requires the prior approval of the manufacturer. All parts and labour costs covered by this warranty are limited according to
the table below.
The manufacturer, at its discretion, may decide to repair or replace any part or unit after inspection and investigation of the defect. The
manufacturer may, at its discretion, fully discharge all obligations with respect to this warranty by refunding the wholesale price of any
warranted but defective parts. The manufacturer shall, in no event, be responsible for any uncommon, indirect, consequential damages
of any nature, which are in excess of the original purchase price of the product. A one-time replacement limit applies to all parts
benefiting from lifetime coverage. This warranty applies to products purchased after September 1
Standard and optional blower, heat sensors, switches, rheostat, wiring and
7 yearsN/A
2 years
1 year
1 yearN/A
*Subject to limitations above. **Picture required.
Labour cost and repair work to the account of the manufacturer are based on a predetermined rate schedule and must not exceed the
wholesale price of the replacement part.
Shall your unit or a components be defective, contact immediately your ENERZONE dealer. To accelerate processing of your
warranty claim, make sure to have on hand the following information when calling:
•Bill of sale and dealer’s name;
•Installation configuration;
Before shipping your unit or defective component to our plant, you must obtain an Authorization Number from your
ENERZONE dealer. Any merchandise shipped to our plant without authorization will be refused automatically and returned to
sender.
nameplate fixed to the back of your unit;
•Nature of the defect and any relevant information.
Wood_Revision: Mai 2018
This document is available for free download on the
manufacturer’s website. It is a copyrighted document.
Resale is strictly prohibited. The manufacturer may update
this document from time to time and cannot be responsible
for problems, injuries, or damages arising out of the use
of information contained in any document obtained from
unauthorized sources.
Stove Builder International inc.
250, rue de Copenhague,
St-Augustin-de-Desmaures (Québec) Canada
G3A 2H3
418-908-8002
https://www.enerzone-intl.com/en/
tech@sbi-international.com
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