Lennox Hearth Stove 32FS User Manual

INSTALLATION AND OPERATION MANUAL  
Free-Standing  
Pellet Stove  
Save These Instructions  
For Future Reference  
P/N 775,196M, Rev. B, 05/2009  
Pellet Stove  
Model Montage™ 32FS  
A French manual is available upon request. Order P/N 775,196CF.  
Ce manuel d’installation est disponible en francais, simplement en faire la demande. Numéro de la pièce  
775,196CF.  
Report No. 3105656MID  
This appliance must be properly installed and operated in order to prevent the possibility  
of a house fire. Please read this entire manual before installation and use of this pellet  
fuel-burningroomheater. Failuretofollowtheseinstructionscouldresultinproperty  
damage, bodily injury or even death. Contact your local building or fire officials  
to obtain a permit and information on any installation requirements and  
inspection requirements in your area.  
WARNINGS  
• Hot! Do not touch! The glass and surfaces of this appliance will be  
hot during operation and will retain heat for a while after shutting off  
the appliance. Severe burns may result.  
• Carefully supervise children in the same room as appliance.  
• Lennox™ pellet-burning appliances are designed for use as a supple-  
mental heater. They are not intended for continuous use as a primary  
heat source.  
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CONGRATULATIONS!  
TESTING / LISTING  
When you purchased your new pellet stove, you joined the ranks of  
thousands of individuals whose answer to their home heating needs  
reflects their concern for aesthetics, efficiency and our environment.  
We extend our continued support to help you achieve the maximum  
benefit and enjoyment available from your new pellet stove.  
Listing: The listing laboratory is ITS (Intertek Testing Services) and the  
listing mark is Warnock Hersey. The report number is 3105656MID for  
model Montage 32FS pellet stove.  
Testing: In accordance with the specifications and procedures  
• Listed and tested to ASTM E1509 & ULC C1482 / ULC S627 for instal-  
lations as a freestanding room heater  
Thank you for selecting a Lennox Hearth Products stove as the answer  
to your supplemental home heating needs.  
• The safety/listing label is located on an inside hopper surface of the  
pelletstove. Pleasereadthissafetylabelcarefully.Itcontainsimportant  
information about installation and operation of this appliance.  
• Thisapplianceistestedandlistedforresidentialinstallationaccording  
to current national and local building codes as:  
TABLE OF CONTENTS  
• A Free-Standing Room Heater  
• A Manufactured Home Heater  
Important Safety Information . . . . . . . . . . . . . . . . . . . . Page  
Packaging List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
Testing / Listing, EPA . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
Using this Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
Planning Your Installation . . . . . . . . . . . . . . . . . . . . . . . Page  
Selecting a Location. . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
Floor Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
Installation Tips . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
Manufactured Home Installation . . . . . . . . . . . . . . . . . . Page  
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page  
2
3
3
3
3
4
4
5
6
7
8
EPA (Environmental Protection Agency)  
Status: EPA Certified (method ꢀ8) - This appliance has been tested to  
rigorous emissions standards, and has been certified by the Environ-  
mental Protection Agency.  
USING THIS MANUAL  
Please read and carefully follow all of the instructions found in this  
manual. Please pay special attention to the safety instructions provided  
in this manual.  
Venting Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . Page 10  
Care and Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 17  
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 21  
Routine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 21  
Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 26  
Component Definitions . . . . . . . . . . . . . . . . . . . . . . . . . Page 27  
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 28  
Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 29  
Replacement Parts List & Diagrams . . . . . . . . . . . . . . . Page 31  
Optional Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 34  
Safety / Listing Label . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 35  
PRODUCT IS SUBJECT TO CHANGE WITHOUT NOTICE  
PLANNING YOUR INSTALLATION  
Questions To Ask Local Building Official  
Acorrectinstallationiscriticalandimperativeforreducingrehazardsand  
perilous conditions that can arise when wood pellet burning appliances  
are improperly installed. The installer must follow all of the manufactur-  
ers’ instructions.  
Product Reference Information  
Page 36  
WARNING  
This installation and operation manual will help you obtain a safe, effi-  
cient, dependable installation for your appliance and vent system.  
Check all local building and safety codes before  
installation.Theinstallationinstructionsandappro-  
priate code requirements must be followed exactly  
andwithoutcompromise.Alterationstothestoveare  
not allowed. Do not connect the stove to a chimney  
system serving another stove, appliance, or any air  
distributionduct.Failuretofollowtheseinstructions  
will void the manufacturers warranty.  
PLEASE READ AND UNDERSTAND THESE INSTRUCTIONS  
BEFORE BEGINNING YOUR INSTALLATION  
Packaging List  
The assembled pellet stove model Montage™ 3ꢀFS is packaged with  
an accessory package in the hopper and a grate scraper tool secured  
to the pallet:  
The installation of this appliance must conform to local codes and appli-  
cable state and federal requirements. Familiarity with these requirements  
before installation is essential. Important considerations to discuss with  
local building officials include:  
One - Installation And Operation Manual  
One - Warranty  
One - Power Cord  
One - Grate Scraper Tool  
One - Wall Thermostat w/ 20 Foot Roll Of Wire  
One - 5/32" Allen Wrench  
One - Cleaning Brush  
1. Applicable codes (i.e. Uniform Mechanical Code, State or Regional  
Codes).  
Electrical codes:  
In USA, NEC, ANSI/NFPA 70 – Latest Edition  
In Canada, CSA C22.1 – Latest Edition  
3
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2. Local amendments  
• Existing Chimneys  
3. Is a permit required - cost. You may wish to contact your insurance  
company to ask if they require this.  
• Pellet Fuel Storage  
• Aesthetic Considerations  
• Roof Design (rafter locations and roof pitch)  
• Room Traffic  
• Proximity to Combustibles  
• Electrical Wiring  
4. If outside combustion air is required  
5. Rooms where the installation is not allowed  
Power Supply Requirements  
These requirements must be met unless otherwise specified by state or  
local authorities.  
CAUTION  
Power Cord - The power cord must be plugged into a standard, 120  
Volt, 60 Hz grounded electrical outlet with proper ground and polarity.  
The power cord must be routed to avoid contact with any of the hot  
or sharp exterior surface areas of the stove.  
Theseappliancesareveryheavy. Theuseofaheavy  
dutyescalara(stairstephandtruck)isrecommended  
for lifting the appliance.  
Power Supply - 575 Watts, and will peak up to 782 Watts during the  
30 minute cycle when igniter is operating.  
Manufactured Home Installations - When installed into a manufac-  
tured home, the appliance must be electrically grounded to the steel  
chassis of the manufactured home (see Page 7, Manufactured Home  
Requirements).  
NEGATIVE PRESSURE WARNING  
This appliance is not designed to be operated in a negative pressure envi-  
ronment. In very airtight homes with large kitchen exhaust fans, furnace  
cold air returns, fresh air exchange systems and any other air system in  
close proximity to the heating appliance may create a negative pressure  
in the same room as the heating appliance. This can create dangerous  
condition, drawing combustion by-products into the home. Be sure your  
home has adequate makeup air to eliminate negative pressures caused  
by the above-mentioned sources. Outside air connected to the appliance  
probably will not resolve such a problem as the stove is not the source  
of negative pressure. Lennox Hearth Products accepts no liability for  
damages resulting from negative pressures described here.  
WARNING  
Electrical grounding instructions: This appliance is  
equipped with a three-prong (grounding) plug for  
your protection against shock hazard and should be  
pluggeddirectlyintoaproperlygroundedthree-prong  
receptacle.Donotcutorremovethegroundingprong  
from this plug. Do not route power cord under or in  
front of appliance.  
VentilationRequirements-Provideadequateairforcombustion.Thefresh  
air requirements of this appliance must be met within the space where it  
will be installed. Ventilation is essential when using a solid-fuel-burning  
heater. In well insulated and weather tight homes, it may inhibit the rate  
the exhaust flows through the venting system (caused by a shortage of  
air in the home). The lack of air is caused by many common household  
appliances which exhaust air from the home (such as a furnace, heat  
pump, air conditioner, clothes dryer, exhaust fans, fireplaces, and other  
fuel burning appliances). Also, the combustion process of this heater  
uses oxygen from inside the dwelling. If the available fresh air delivery  
in the dwelling is insufficient to support the demands of these appli-  
ances, problems can result (i.e. excessive negative pressure will result  
in performance problems. To correct this problem it may help to open  
a window (preferably on the windward side of the house) or install an  
outside combustion air duct to the appliance.  
Surge Protectors  
A surge protector is recommended to ensure the stove’s electrical com-  
ponents are not damaged due to a surge in the electrical supply. Only  
high quality protectors listed to UL1449 should be used - low quality  
protectors do not provide the protection needed.  
Smoke Detectors  
Since there are always several potential sources of fire in any home, we  
recommend installing smoke detectors. If possible, install the smoke  
detector in a hallway adjacent to the room (to reduce the possibility of  
occasional false activation from the heat produced by these appliances).  
If your local code requires a smoke detector be installed within the same  
room, you must follow the requirements of your local code. Check with  
your local building department for requirements in your area.  
Installation / Maintenance Standards  
FLOOR PROTECTION  
National Fire Protection Association – The primary NFPA standard that  
refers to installation and maintenance of pellet stoves and venting is  
NFPA 211 – Latest Edition: Chimneys, Fireplaces, Vents, and Solid Fuel  
appliances.  
This appliance requires noncombustible floor protection (the hearth pad  
or alternate floor protection material does not require a thermal rating).  
A noncombustible floor protector must fully cover the area beneath the  
appliance and extend 6” to the front, 6” to the sides, and up to 6” from  
the back as illustrated in Figure 1.  
SELECTING A LOCATION  
The design of your home and where you place your stove will determine  
its value as a source of heat. This type of appliance depends primarily on  
air circulation (convection) to disperse its heat, and therefore, a central  
location is often best. There are other practical considerations, which  
must be considered before a final selection of locations is made. Some  
of which includes:  
If the floor protection is to be stone, tile, brick, etc., it must be mortared  
or grouted to form a continuous noncombustible surface. In Canada, if a  
chimneyconnector/ventingextendshorizontallyovertheoor,protection  
must also cover the floor under the connector / venting and at least 2”  
(51 mm) to either side (recommended but not required in the US). See  
Clearances and Hearth Protection shown in Figure 1.  
4
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Rear Wall or Alcove - Clearance to Combustibles  
Combustible  
Upto*6” (153 mm)  
*E  
B
Rear  
D
A
A
6”  
(153mm)  
min.  
6”  
(153 mm)  
min.  
Top View  
Front  
Floor Protector  
*Note:RefertopipeManufacturer'sinstallation  
instructions for minimum pipe clearances.  
Figure 2  
6” (153 mm)  
min.  
Corner - Clearance to Combustibles  
Combustible  
* Notes: When installed at clearances less than 6”, the floor  
protection is only required to extend to the wall. Refer to  
Page 4 for chimney/venting floor protection requirements and  
recommendations.  
C
E*  
Figure 1 - Floor Protection Requirements  
CLEARANCES - Montage™ 3ꢀFS  
C
Standardresidentialormanufacturedhomeinstallation.Theseappliances  
require the following minimum clearances to combustibles:  
MINIMUM CLEARANCES TO COMBUSTIBLE MATERIALS  
NE PAS ENLEVER CETTE ÉTIQUETTE DÉGAGEMENT MINIMUM POUR LES  
MATÉRIAUX COMBUSTIBLES  
Freestanding Stove Installation / Installation Du Poêle Autonome  
*Note: Refer to pipe Manufacturer's installation  
instructions for minimum pipe clearances.  
Figure 3  
Manufactured (Mobile) Home Or Residential Installation / Installation Résiden-  
tielle Ou Dans Une Maison réfabriquée (Mobile)  
A - Side wall to unit  
4” (10ꢀ mm)  
ꢀ” (51 mm)  
1” (ꢀ5 mm)  
B - Back wall to unit  
IMPORTANT  
C - Side wall to unit Corner  
D - Max. Depth of Alcove  
Minimum clearances specified may not allow  
for ease of operation and maintenance (please  
take this in to account when planning the instal-  
lation). If installed to the minimum clearances,  
removal of the appliance may be necessary for  
servicing.  
Recommended clearance zone from the front  
of the appliance to combustibles is 4 feet mini-  
mum.  
Clearances to combustibles for the appliance  
can only be reduced by means approved by the  
regulatory authority.  
u ꢀ4” (610 mm)  
E - Flue to Wall  
v 3 " (76mm)  
u Minimum Alcove Measurements - Height 48” (1ꢀꢀ0 mm) x Width 31”  
(788 mm) x Maximum Depth ꢀ4” (610 mm)  
v See vent manufacturer to verify clearances  
Table 1  
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
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INSTALLATION TIPS  
INSTALLATION TIPS  
Select Your Installation Type  
GOOD INSTALLATION *  
BETTER INSTALLATION  
BEST INSTALLATION  
Horizontal Installation  
Vertical & Horizontal Installation  
Vertical Installation  
(Direct Vent - Outside Wall)  
(Up and Out)  
(Straight Up)  
No natural draft. Wind  
pressures may affect operation  
Some natural draft aids venting. Wind  
pressures may still affect operation  
Natural draft improves operation and  
negative effects from wind  
VENTING TYPE  
a: PL-Vent Pipe / Pellet Vent (w/stainless interliner)  
b: Stainless Steel flex liner may be used inside existing flue  
or chimney (woodstove replacement applications)  
CAUTION: Do not use Type B-Vent Pipe  
REQUIRES 3”  
DIAMETER STANDARD  
PL-VENT / PELLET PIPE  
With listed termination kit. If  
installation requires in excess of  
11’ of pipe, it is recommended a  
4” diameter pipe be used.  
CLEARANCES TO  
COMBUSTIBLES  
Ensure all clearances are main-  
tained in accordance to instruc-  
tions contained on product  
MANUFACTURED  
HOME  
Requires outside air for com-  
bustion. Use a galvanized or  
stainless steel pipe for duct.  
Minimum duct size 1-5/8” dia.  
safety label and in compliance  
with pipe/venting requirements.  
POWER SUPPLY  
Seal all  
Venting Joints:  
Must have proper polarity and  
be grounded.  
PLEASE REVIEW THIS ENTIRE  
INSTALLATION AND OPERA-  
TION MANUAL FOR ADDITIONAL  
INSTRUCTIONS.  
Note: Use of an extension  
cord may adversely effect the  
performance of your unit.  
Use RTV  
(high temp silicone)  
*
In horizontal vent installations It is recommended that when an appliance is vented directly through a wall, a minimum of 6 feet (1.83 M) of vertical pipe is  
installed to create some natural draft. This will reduce the possibility of smoke or odor entering the dwelling during appliance shutdown or loss of power.  
6
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MANUFACTURED HOME INSTALLATION  
In addition to the standard installation instructions, the following instruc-  
tions may be required by local, state or federal building codes:  
• Installation should be in accordance with the Manufactured Home and  
Safety Standard (HUD), CFR 3280, Part 24.  
• The stove must be permanently bolted to the floor using two or three  
1/4" or 5/16" diameter x 5" lag screws as shown in Figures 4A, 4B, 5A  
and 5B.  
Open front  
glass door and  
remove ash  
pan to access  
front lag screw  
hole.  
• Connecting the Montage™ 32FS stove to outside combustion air is  
requiredinmanufacturedhomeinstallationsandwhenrequiredbylocal  
building codes. An outside air inlet must be provided for combustion  
and be unrestricted while unit is in use. Use a galvanized or stainless  
steel pipe for the duct (the outside air inlet on the stove is 1-5/8”  
diameter). The air intake on the exterior of the home should always  
be located a minimum of 18" below the flue termination (see Figures  
4B and 15). The Inlet shall remain free of obstruction while unit is in  
operation and constructed in a manner so as to prevent material from  
dropping into the inlet or into the area beneath the dwelling. The inlet  
shall also have a screen with openings not larger than 1/4" to prevent  
rodents from entering.  
Outside  
Air Inlet  
Holes for lag screws when securing to manufactured home floor  
• Stove must be permanently electrically grounded to the steel chassis  
of the manufactured home using a 8 GA copper wire and a serrated  
or star washer (to penetrate paint or protective coating to ensure  
grounding). The location selected for ground attachment to the stove  
must be dedicated for this purpose. Grounding must comply with  
NFPA-70-latest edition standards, CSA C22.1-latest edition in Canada,  
as well as any local codes.  
Options:  
1) Install one lag screw in the front center hole and one in the rear  
center hole.  
OR  
2) Install one lag screw in the front center hole and two in the rear  
side holes.  
Figure 4B - Manufactured Home Installation  
• See Pages 9 through 15 for additional information on venting require-  
ments.  
WARNING: DO NOT INSTALL THIS STOVE IN A SLEEPING ROOM IN  
A MANUFACTURED HOME.  
CAUTION: THE STRUCTURAL INTEGRITY OF THE MANUFACTURED  
HOME FLOOR, WALLS, CEILING/ROOF MUST BE MAINTAINED.  
Manufactured Home Exhaust Vent Pipe Installation Guidelines  
This stove is approved for venting with Type L and Type PL pellet vent pipe  
listedtoUL641andULCS609.Werecommendtheuseofventingproducts  
manufacturedbySecurityChimneysInternational.Thepipeshouldextend  
at least 3 feet above the part of the roof through which it passes. The top  
of the pipe should be at least 2 feet above the highest required elevation  
of any part of the manufactured home within 10 feet of the pipe (see Page  
12, Manufactured Home Chimney Height Requirements).  
If the exhaust vent exits the manufactured home at a location other than  
the roof, and exits at a point 7 feet or less above the ground level on which  
the manufactured home is position a guard or method of enclosing the  
pipe shall be provided at the point of exit for a height of up to 7 feet. The  
openings, if any, in this guard shall not allow a 3/4” rod to pass through.  
A 1/2” rod could pass through but should not be able to touch the pipe  
when inserted through the opening a distance of 4 inches.  
Bolt  
Chassis  
Floor  
Bolt  
Floor  
Protector  
Figure 4A - Manufactured Home Installation  
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
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INSTALLATION  
Removing Appliance From Pallet  
1. After removing the packaging from the stove, lift the hopper lid, and  
remove all prepackaged items that were shipped in the hopper. Next,  
open the stove door and remove all prepackaged items.  
2. With the stove door open, remove the ash drawer and set aside. Using  
a 7/16” socket or open end wrench, remove the front lag screw (see  
Figure 5A).  
3. Using a 5/32" allen wrench remove the two screws in the rear pallet  
bracket (see Figure 5B). Using a 7/16” socket or open end wrench,  
remove the rear lag screw (see Figure 5B).  
Pallet  
SEE DETAIL C  
Pallet  
Rear Pallet  
Bracket  
SEE DETAIL B  
Rear Lag Screw  
DETAIL C  
Rear Lag Screw  
(actual size)  
Figure 5B - Rear Lag Screw and Pallet Bracket  
Installation Check List  
It is strongly recommended that you have an Lennox Hearth Products  
dealer install your stove. If you install your stove yourself, you should  
review your installation plan with an Lennox Hearth Products dealer.  
Front Lag Screw  
DETAIL B  
Check list:  
Check off each item as you proceed with the installation process.  
q Read the ENTIRE stove installation section first  
q Determine the appropriate measurements and locations for your  
installation.  
q Follow the installation directions in this manual.  
q Be sure to pre-fit all items before you install, fasten, or set up the  
appliance permanently.  
Front Lag Screw  
(actual size)  
q Measure for exhaust (also outside air tube when applicable) and mark  
the location. Place the unit in place to make sure it's correct before  
cutting holes in your wall.  
Figure 5A - Front Lag Screw  
8
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
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IMPORTANTNOTE: Installthethermostatperthemanufacturersinstruc-  
tions, provided with the thermostat. Failure to follow manufacturers  
instructions could result in a malfunction. Pay special attention to the  
thermostatlocationrequirements. Ifthelocationrequirementsarenot  
adhered to the appliance, erratic operation or failure may occur.  
Prior to lighting your appliance:  
q Review the safety precautions section.  
q Review the pellet FUEL section.  
q Review and follow the Operating Instructions.  
q Plug power cord connector into corresponding connector on the back  
of appliance (see Figures 7 and 8 showing connector locations).  
Do not mount the thermostat where it may be affected by:  
After you have begun operation of your appliance:  
• Radiant heat from the stove, fireplaces, sun or other heat sources.  
• Drafts or dead spots behind doors or in corners.  
• Hot or cold air from ducts.  
q Review the routine cleaning / maintenance information.  
q Enjoy the warmth from your new Lennox Hearth Products pellet  
stove!  
Note: See Wiring Diagram on Page 28.  
Damper Location and Adjustment  
Damper Air Control  
Located behind the right side panel on model Montage 32FS.  
IMPORTANT  
If the wall thermostat provided is not used, the  
jumper is required for the stove to operate.  
Adjustment Procedure  
Using a 1/4" nut driver or socket, loosen the damper setscrew (see  
Figure 6). Adjust in 1/4” increments until optimum combustion air flow  
is achieved. Retighten the damper setscrew.  
For less air push in and for more air pull out.  
Thermostat wires and purple wires from wire har-  
ness will connect to these ꢀ terminals  
Loosen Setscrew  
to Adjust Damper  
Standard Setting: Damper  
should be flush with  
firebox as shown  
Damper  
Firebox  
Jumper  
Route thermostat wires  
through this grommet  
Remove jumper if Thermostat IS to be used  
Leave jumper on, if thermostat is NOT used  
Figure 7 - Terminal Block  
Figure 6 - Damper Adjustment  
Thermostat Installation:  
Note: Always Disconnect Power Before Performing The Thermostat  
Installation.  
A24voltwallthermostatand20feetof18-gagethermostatwireisincluded  
in the accessory package. It is recommended that the thermostat and  
thermostat wire be installed by an Lennox Hearth Products dealer.  
Installation Steps:  
1. Unplug stove power cord from the wall outlet.  
2. Locate the thermostat terminal block (see Figures 7 and 8).  
3. Loosen the two terminal screws on the terminal block and remove the  
jumper.  
4. Connect the two wires from your thermostat to the terminals (one  
per terminal). Ensure that the purple wires from the harness remain  
connected to the terminal block and tighten the terminal screws. Make  
sure the wires are firmly connected to the thermostat.  
5. Plug in the stove and you are ready to operate with your thermo-  
stat!  
Figure 8 - Terminal Block Location  
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
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• Horizontal Runs - The maximum total horizontal run must not exceed  
10 feet (3.1 meters).  
VENTING REQUIREMENTS  
• Horizontal run of pipe requires 1/4” (7 mm) rise per foot.  
• Pellet vent pipe requires 3” (75 mm) clearance from outside of pipe  
unlessotherwisespecifiedbyventmanufacturer-alldiameters:3(75  
mm) and 4” (100 mm). A support bracket must be installed every 4  
feet (1.2 m) of pellet vent pipe on the exterior wall of the house unless  
otherwise specified by vent manufacturer.  
ItisrecommendedthatonlyanLennoxHearthProductsdealerinstallyour  
pellet stove. The specified installation requirements must be followed to  
ensure conformity with both the safety listing of the appliance and local  
building codes. All clearances, installation instructions and precautions  
specified by the vent manufacturer must be followed.  
• It is not recommended to terminate exhaust vent on the prevailing wind  
side of the house.  
Selecting a Location  
• In Canada, where the venting may pass through a wall, or partition of  
combustiblematerials,theinstallationshallconformtoCAN/CSA-B365.  
Wheninstallingthewallthimbleandotherventingcomponents, follow  
theventmanufacturersinstructions. Maintainaneffectivevaporbarrier  
at the location where the chimney or other component penetrates to  
the exterior of the structure.  
Review the appliance clearance requirements before installing the  
venting system (see Page 5). Position the appliance far enough away  
from walls to allow adequate room for servicing. Choose the appliance  
location with the least amount of interference with the house framing,  
plumbing, wiring, etc.  
Preferred Vent Configuration  
Pipe/Liner Joint Requirements  
For the best performance, we recommend a vent run design which runs  
vertically and terminates above the roof line. This design will allow natural  
draft to improve the flow of flue gases and will aid in combustion and  
stove performance.  
Siliconesealantandthreescrewsarerequiredtosecuretherstventcon-  
nection to the appliance flue collar. Seal the remaining vent sections per  
the vent manufacturers instructions and secure all sections with 3 screws  
minimum per section. ALL horizontal joints must be sealed gas-tight (air  
tight, sealed connection). Use RTV high temperature silicone or Interam,  
if necessary, to provide a complete seal between vent sections.  
Note: 30 feet maximum vertical vent allowed (6 inches minimum verti-  
cal).  
Connection to Masonry Chimney through a Wall  
Type of Pipe  
Be sure to verify the construction of a masonry chimney, as it may have  
combustible framing.  
This stove is approved for venting with Type L and Type PL pellet vent  
pipe (sometimes referred to as “L-Vent pellet vent”, listed to UL 641 or  
ULC S609). We recommend the use of venting products manufactured by  
Security Chimneys International. Connect the pellet vent pipe or the “tee”  
to the flue collar using a minimum of three screws and seal as specified  
in “Pipe/Liner Joint Requirements” on this Page. Do not use class B  
gas chimney or single wall chimney as a substitute.  
Approved liner when relining Masonry or Factory-Built Fireplaces is  
2100HT (degree F.) liner listed to UL 1777 or ULC S635.  
Connection to an Existing Class A Chimney  
A chimney adapter can be used to make the connection from 3” (75  
mm) or 4” (100 mm) pellet vent pipe (listed to UL 641 or ULC S609) to  
existing UL chimney system. Verify with the pipe manufacturer that your  
pipe brands will interconnect.  
Size of Pipe  
These pellet stoves are approved for use with the following vent sizes: 3”  
(75 mm) standard, or 4” (100 mm), see Page 13 - for determining correct  
size vent). When 4” pipe is used: for horizontal vent installations use a 3”  
(75 mm) to 4” (100 mm) adapter - available from vent manufacturer. For  
vertical installations use a 3” (75 mm) to 4” (100 mm) “tee” - available  
from vent manufacturer.  
Horizontal Vent Installations  
On all horizontal vent installations (short, horizontal runs with no vertical  
pipe); care should be taken when choosing a location for terminating the  
vent. It is not recommended to directly vent the exhaust on the prevail-  
ing wind side of the house. It is recommended that when an appliance  
is vented directly through a wall, a minimum of 8 feet (2.5 m) of vertical  
pipe should be installed to create some natural draft. This will reduce  
the possibility of smoke or odor entering the dwelling during appliance  
shutdown or loss of power.  
Offsets  
In every installation, a single or double clean-out “tee” is recommended  
for every ninety-degree offset (this tee will help collect ash residue and  
will allow for routine cleaning without the need to disconnect sections  
of pipe).  
Vent Termination  
Pipe Clearances/Requirements  
Do not terminate vent in an enclosed or semi-enclosed area such as:  
carports, garage, attic, crawlspace, underadeck, porch, narrowwalkway,  
closely fenced area, or any location that can build up a concentration of  
fumes such as a stairwell, covered breezeway etc.  
Seepipemanufacturersinstructionsforinstallationofventingcomponents  
and clearances. Follow pipe manufacturers installation precautions for  
passing pipe through a combustible wall or ceiling (i.e. use an approved  
thimble).  
Vent surfaces can get hot enough to cause burns if touched. Adults  
should supervise children when they are in the area of a hot stove.  
Non-combustible shielding or guards may be required.  
Notes  
• Offsetsandhorizontalrunsaccumulatey-ashandsootwhichreduces  
the exhaust flow and performance of the stove.  
• Total Offsets in venting system should not exceed 270° total in direc-  
tion change.  
Termination Cap  
• Maximum Vertical Vent - 30 feet (9.14 M)  
The termination of the outside chimney of the pellet stove shall be located  
in accordance with the following:  
A. Higher than 3 feet (.92 m) above any forced air inlet (air conditioner,  
etc.) located within 10 feet (3 m).  
10  
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E. The distance from the bottom of termination to grade is 12” (305 mm)  
minimum. This is conditional upon plants and nature of grade surface: Be  
carefultochoosealocationfortheventterminationwhichdoesnotexpose  
people or shrubs to high heat from the exhaust gases. The exhaust gases  
arenothotenoughtoignitegrass, plantsandshrubslocatedinthevicinity  
of the termination although they should be a minimum of 3 feet (.92 m)  
away. The grade surface under the termination must not be a lawn.  
F. Since sparks may escape from the exhaust pipe of any stove, use  
caution when positioning the vent pipe. Refer to pipe manufacturer’s  
instructionswheninstallingandterminatingtheexhaust.Theventpipe  
should be horizontal and never run the pipe in a downward direction  
(recommend a 1/4” [7 mm] rise per foot horizontal).  
B. Not less than 4 feet (1.2 m) below, 4 feet (1.2 m) horizontally from or  
1 foot (3.1 m) above any gravity air inlet (door, window, etc.) which  
flue gases could reenter the dwelling.  
C. Not less than 2 feet (.6 m) from combustible materials such as an  
adjacent buildings, fences, protruding parts of the structure, roof  
overhang, plants and shrubs, etc. and not less than 7 feet (2.1 m)  
above grade when located adjacent to the public sidewalks (access).  
Thenalterminationoftheexhaustsystemmustbeconfiguredsothat  
flue gases do not jeopardize the safety of people passing by, overheat  
combustible portions of nearby structures or enter the dwelling.  
D. Not less than 3 feet (.92 m) below an eave (maximum overhang of 3  
feet (.92 m) or any construction that projects more than 2” (51 mm)  
from the plane of the wall.  
Vent Termination Locations  
Air Supply Inlet  
Vent Terminal  
Vertical Terminal  
Area Where Terminal Is Not Permitted  
24”  
(610mm)  
Vertical Terminal  
G
(From Eave)  
24”  
(610mm)  
A
D
E
Fixed Closed  
B
B
N
B
C
B
H
L
M
B
K
F
J
A
Able To Open  
A = Clearance above grade, veranda, porch, deck, or balcony (min.  
12”/30cm)  
L = Clearance to a mechanical air supply inlet *(min. 120”/3.1m)  
M = **Clearance above paved sidewalk or a paved driveway located on  
public property *(min. 84”/2.1m)  
B = Clearance to window or door that may be opened (min. 12”/30cm  
above - 48”/1.2m below and to the side)  
N = ***Clearance under veranda, porch, deck, or balcony (min.  
12”/30cm)  
C = Clearance to permanently closed window *(min. 12”/30cm)  
D = Vertical clearance to ventilated soffit located above the terminal  
within a horizontal distance of *(min. 24”/60cm) from the center-  
line of the terminal (min. 22”/55cm) check with local code.  
E = Clearance to unventilated soffit *(min. 12”/30cm)  
F = Clearance to outside corner *(min. 12”/30cm)  
Note:  
*
Local codes or regulations may require different clearances.  
**  
A vent shall not terminate directly above a sidewalk or paved  
driveway which is located between two single family dwellings  
and serves both dwellings.  
G = Clearance to inside corner *(min. 12”/30cm)  
H = Not to be installed above a meter/regulator assembly within *(min.  
36”/90cm) horizontally from the centerline of the regulator.  
J = Clearance to service regulator vent outlet *(min. 72”/1.8m)  
K = Clearance to non-mechanical air supply inlet to building or the  
combustion air inlet to any other appliance *(min. 48”/1.2m)  
*** Only permitted if veranda, porch, deck, or balcony is fully open on  
a minimum of two sides beneath the floor.  
Figure 9  
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To pass inspection in nearly any jurisdiction, the chimney must meet both  
safety and exhaust flow requirements. The (3’ by) 2’ by 10’ rule applies  
to both masonry and factory-built chimneys  
Chimney Height Requirements - Site Built Residential Home  
The vent termination height required is - USA, 1-foot minimum; Canada  
3-feetminimumabovetheroofpenetrationpointasillustratedbelow(Ref.  
USA - National Standard, NFPA 211 and Canada National Standard CSA  
B365-01. Check with your local building official for additional require-  
ments for your area.  
* Ref. USA - National Standard, NFPA 211-latest edition and Canada  
National Standard CSA B365-01-latest edition. Vents installed with a  
listed cap shall terminate in accordance with the terms of the cap’s  
listings.  
Termination Cap  
Must Be Listed To  
UL 641 or ULC S609  
Termination When Connected to Masonry Chimney or Existing  
Class A Chimney  
A flexible corrugated chimney liner has much greater resistance to the  
flow of flue gases than does a rigid liner. For this reason we recommend  
that a larger, 4” liner be used on vertical runs exceeding 15 feet or that  
rigid venting be used . See Figure 12.  
USA 1 Foot Minimum *  
CANADA 3 Feet Minimum  
If a flexible corrugated chimney liner is used, it must be fully extended  
to eliminate any sagging and to improve the exhaust flow.  
*Min. ꢀ ft. clearance  
is required to com-  
Termination height is  
bustibles (i.e. cedar  
shake roof, etc.)  
measured above the  
highest point where  
it passes through the  
roof surface.  
Listed Pellet Vent  
Termination Cap  
1’ Section of PL Vent  
(listed to UL 641 or  
Chase Cover  
ULC S609)  
Figure 10 - Site Built Residential Home Chimney Height Requirements  
Chimney Height Requirements - Manufactured Homes  
The chimney must extend 3’ (.92m) above the level of roof penetration  
and a minimum of 2’ (.61m) higher than any roof surface within 10’  
(3m) (see below). Check with your local building officials for additional  
requirements for your area.  
3” or 4” liner  
(listed to UL 1777  
or ULC S635)  
Termination When  
Connected to Masonry  
Chimney or Existing  
Class A Chimney  
Requires A Listed Termination Cap *  
Top OfFlue Must Be  
Top Of Flue Must Be’  
3’ Higher Than High-  
HigherThan AnyPart Of  
Roof Within 10’ Horizontal  
Less than  
10 Feet (3 m)  
est Point Of Roof  
Penetration  
Figure 12 - Existing Chimney Termination  
2 Feet (610 mm) Min.  
3 Feet (914 mm)  
Minimum  
3 Fee  
(914 mm  
Min.  
10 Feet  
(3 m)  
m = meter  
mm = millimeter  
Figure 11 - Manufactured Home Chimney Height Requirements  
1ꢀ  
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Determining Size Of Pipe To Install  
30  
ꢀ0  
To determine what diameter pipe to use in an installation (3” or 4”), first  
find the “equivalent pipe length” using the following guidelines, then plot  
this number and the altitude on the chart (Figure 13).  
4 “ Diameter Only  
Fillouttheinstallationchart,andcalculateyourtotalequivalentpipelength.  
After you have the total equivalent pipe length, use the Pipe Selection  
Chart (Figure 13) below to determine if your installation requires 3” or  
4” exhaust pipe.  
3 or 4”  
Diameter  
10  
0
3
5
6
7
8
9
10  
0
1
4
Installation Chart  
Altitude x 1000 Feet  
Type of Pipe # of Elbows or  
Feet of pipe  
Equivalent Feet  
5 Feet (1.5 m)  
3 Feet (1 m)  
Total Equivalent  
Feet  
Figure 13 - Pipe Selection Chart  
90° Elbows/  
Tee (A & G)  
x
x
x
x
45° Elbows  
(C)  
NOTE: All equivalent pipe styles  
shown for model Montage™ 32FS.  
Horizontal  
(B & F)  
1 Feet (.3 m)  
.5 Feet (.15 m)  
B
Vertical (E)  
A - 90 Degree Elbow  
B - 1’ Horizontal Pipe  
C - 45 Degree Elbow  
D - Standoff Braces  
E - 8’ Vertical Pipe  
F - ꢀ’ Horizontal Pipe  
G - 90 Degree Tee  
H - Wall Thimble  
Table 3  
A
C
Sample Installation Chart  
Type of Pipe # of Elbows or  
Feet of pipe  
Equivalent Feet  
5 Feet (1.5 m)  
3 Feet (1 m)  
Total Equivalent  
Feet  
D
E
90° Elbows/  
Tee (A & G)  
1
3
8
x
x
x
x
10 (3 m)  
45° Elbows  
(C)  
3 (1 m)  
Horizontal  
(B & F)  
1 Feet (.3 m)  
.5 Feet (.15 m)  
3 (1 m)  
F
Vertical (E)  
4 (1.ꢀ m)  
G
Total Equivalent Feet =  
ꢀ0  
Table 4 - Sample Chart for Figure 14  
H
Figure 14 - See Sample Installation Chart  
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3. Push the stove with pipe attached towards the wall (the pipe will go  
through the wall thimble). Do not position the back of the stove closer  
than 2” (51 mm) from the wall (see Clearances, Page 5).  
Standard Horizontal Vent Installation  
Installing Montage™ 3ꢀFS  
4. Install listed type “PL” 45 degree elbow with rodent screen or cap on  
outside end of pipe. The Inlet shall remain free of obstruction while  
unit is in operation and constructed in a manner so as to prevent  
material from dropping into the inlet or into the area beneath the  
dwelling. The inlet shall also have a screen with openings not larger  
than 1/4" to prevent rodents from entering.  
This stove is approved for venting with Type L and Type PL pellet vent  
pipe listed to UL 641 or ULC S609. We recommend the use of venting  
products manufactured by Security Chimneys International.  
1. Locate the proper position for the listed type “PL” wall thimble. Avoid  
cuttingwallstudswheninstallingyourpipe.Useasabersaworkeyhole  
saw to cut the proper diameter hole through the wall to accommodate  
the wall thimble. Use extreme caution to avoid cutting into power lines  
within the wall of the home. The hole size will depend on the brand  
of pellet vent that you are using. Install the wall thimble in the hole.  
5. If the installation includes a source of outside combustion air; cut a  
separate hole through the wall for the fresh air tube. This tube should  
be1-5/8(42mm)minimumdiameterI.D.,steelonly.Connectoutside  
air pipe to air inlet on stove. This tube must be terminated with a 45  
degree elbow or hood.  
2. ALL INTERLOCKING PIPE CONNECTIONS MUST BE SEALED GAS-  
TIGHT AND SECURED TOGETHER PER VENT MANUFACTURER  
INSTRUCTIONS.  
Notes:  
• Combustion air may also be drawn from a vented crawl space under  
the home.  
• All joints for connector pipe are required to be fastened together per the  
vent manufacturers instructions. If vented horizontally, joints must be  
made gas-tight (air tight, sealed connection) in a manner as specified  
on this page (see instruction #2). INSTALL VENT AT CLEARANCES  
SPECIFIED BY THE VENT MANUFACTURER.  
• Greater back clearance will improve the ease of serviceability of the  
stove.  
Position the stove approximately 12” (305 mm) from the wall on the  
floor pad. Push the “PL” pipe through the wall thimble. Squeeze a  
bead of high temperature silicone (RTV) sealer around the end of the  
machined portion of the 3” (76 mm) pipe connector on the back of  
the stove. Firmly push on a section of “PL” pipe until inner pipe liner  
pushes into the bead of RTV sealer.  
• The end of the exhaust pipe must extend a minimum of 12” (305 mm)  
from the outside of the building.  
Silicone sealant and 3 screws required on the first vent connection.  
Secure and seal the remaining vent sections per vent manufacturers instructions.  
Back of  
Stove  
Wall  
Thimble  
Quick  
Disconnect  
Straight “PL-vent”  
Pipe  
45˚  
Elbow  
Exhaust  
Port  
Combustion  
Air Inlet  
Collar  
12” (305 mm)  
Min. From  
Outer Wall  
Lytherm  
Gasket  
Holes through  
the Wall for the  
Thimble and  
45o Degree  
Elbow Joint  
for Fresh  
Air Pipe  
12”(305 mm)  
From  
Ground or  
Other Surface  
Fresh Air Pipe  
Metal Fresh Air Pipe  
OPTIONAL (EXCEPT FOR MOBILE HOME  
INSTALLATIONS)  
Silicone sealant and three screws required on the first vent connection.  
Secure and seal the remaining vent sections PER VENT MANUFACTURER INSTRUCTIONS.  
Figure 15 - Horizontal Vent Installation  
14  
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Standard Horizontal Installation Configurations  
Montage™ 3ꢀFS  
Maintain minimum clearances specified by vent manu-  
facturer between wall and pipe. If you vent to the furthest  
wall, the vent pipe must maintain the specified clearance  
parallel to the other wall.  
Top View Illustration  
1" Min.  
Wall  
Notes:  
• Itisnotrecommendedtoterminate  
exhaustventontheprevailingwind  
side of the house.  
1" Min.  
Wall  
Figure 16 - Montage 32FS, Corner Through the Wall  
Note:Horizontalrunofpiperequires  
1/4” (7 mm) rise per foot.  
ꢀ” (51 mm)  
Minimum  
Outdoors  
Wall  
6” (15ꢀ mm)  
Minimum  
45 Degree  
Elbow  
1ꢀ” (305 mm)  
Minimum From  
Outer Wall  
1ꢀ”(305 mm) From  
Ground or Other Surface  
Hearth Pad / Floor Protection  
Figure 17 - Montage 32FS, Parallel Through the Wall  
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Preferred Installation – Vertical Vent Through the Roof  
Standard Vertical Installation Configurations  
Model: Montage™ 3ꢀFS  
This venting configuration allows for the best stove performance. The  
vertical pipe promotes natural draft and with the chimney inside the  
dwelling, the flue gases stay warm, thus rising at a consistent rate.  
This free-standing model may be connected to an existing flue or by  
installing listed type “PL” vent pipe. If a liner is run all the way to the  
top of the existing chimney, the existing flue should be sealed with a  
steel plate. Start a vertical run with a Tee at the back of the stove. Other  
options are illustrated below.  
Note: See Pages 10 and 11 for Vent Termination Requirements  
Listed Rain Cap  
Flashing  
Listed Rain Cap  
Maintain clearances  
specified by vent  
manufacturer  
Wall Straps  
Required Every  
4 Feet Minimum  
Clean-Out  
Tee  
Figure 18 - Exterior Vertical Vent  
Figure 20 - Vertical Vent Through the Roof  
Listed Rain Cap  
Listed Rain Cap  
Optional Complete  
Liner and Listed  
Termination Cap  
Existing  
Chimney Pipe  
Pipe Increaser  
Optional  
Clean-Out  
Access Door  
Extend Pipe to the Top  
if Existing Chimney is  
Corroded or Damaged  
Maintain clearances  
specified by vent  
manufacturer  
Maintain clearances  
specified by vent  
manufacturer  
Figure 19 - Vertical Vent Into a Masonry Flue  
Figure 21 - Interior Vertical Vent into an Existing Class A Chimney  
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CARE AND OPERATION  
Simple Operating Instructions  
1. Start  
FIRST TIME USE  
ꢀ. Preparation  
3. Priming the Auger  
5. To Start Your Stove  
7. Set stove to desired  
heat setting (heat output  
button). The new setting  
willnottakeeffectuntilthe  
switch receives adequate  
heat to activate.  
(Optional)  
a] Check hopper and remove  
any materials from hopper  
and auger  
a] Check hopper, and fill with  
a] Fill hopper with pellets  
pellets, if necessary.  
b] Push the "START" button.  
Note: use quality grade pellet  
fuel  
b] CheckUltraGrateforproper  
fit (ensure UltraGrate is set  
securely in the base - see  
Figure 29)  
Note: Room air blower and  
exhaust blower start w/ line  
voltage for 10 seconds, then  
return to settings when last  
operated.  
b] Push the "START" button  
to turn on the blowers and  
auger motor  
c] Checkdoorgasketanddoor  
latch to ensure tight seal  
(see Figure 33)  
e] When pellets begin to  
drop from feed tube into  
UltraGrate,pushthe"STOP"  
button to stop the auger  
8. After approx. 5 minutes  
adjust damper if neces-  
sary to obtain a bright  
vibrant flame.  
d] Connect power cord to  
grounded power supply  
outlet  
Notes:  
6. Pellets will drop into  
UltraGrate and stove will  
light in approximately 3  
to 7 minutes  
If the damper is too far  
inward the flame will be  
lazy/sooty and the fuel will  
pile up in the UltraGrate  
(see Page 9).  
4. Stove is now ready for  
start-up  
If the damper is too far  
outward the flame might  
be extinguished because  
of too much combustion  
air.  
Yes  
Does the Stove Light?  
See Page 19 for further  
instructions on adjusting  
damper using thermostat vs  
manual modes.  
COMBUSTION  
AIR  
O
Heat Output  
Button  
Start Button  
(-)  
(+)  
No  
9. To Turn Off Pellet Stove  
HEAT  
OUTPUT  
START  
Convection  
(room air)  
Blower  
7a.Followthetroubleshooting  
section in this manual  
a] Push "STOP"button-stove  
enters shut down mode  
Button  
b] Combustionblowergoesto  
highandroomairblowerwill  
operate at the panel setting  
untillowtemperatureswitch  
cools. Pellets stop feeding  
and the fire goes out in  
approximately 15 minutes  
aftertheaugerisshutoff,the  
roomairblowerandexhaust  
blower will automatically  
shut off.  
BLOWER  
Yes  
PELLET  
FEED  
O
Does the Stove Light?  
(-)  
(+)  
FEEDING  
STOP  
No  
Stop Button  
HEARTH PRODUCTS  
Contact your Lennox Hearth  
Products dealer for further  
assistance  
10. Thank you for purchasing a Lennox  
Hearth Products Pellet Stove  
END  
17  
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IMPORTANT NOTE: If the fuel feed trim or combustion air trim needs to be adjusted, contact  
your dealer or qualified technician to calibrate internal software. The trim controls should  
only be adjusted for the proper flame if all other options did not achieve proper adjustment.  
It is recommended that the damper be used to fine-tune your stove to your particular fuel and  
installation configuration (see Damper Adjustment on Page 9 and Damper Adjustment Guide-  
lines on Page 20).  
Control Board Operation  
START BUTTON  
The "START" Button turns on the pellet stove.  
Iftheexhaustdoesnotreachoperatingtempera-  
ture within 30 minutes, the stove will automati-  
callyshutdown. Thepelletstovecanberestarted  
by pushing the "START" Button again.  
Combustion  
Blower Trim  
COMBUSTION  
4 Position  
Connector  
AIR  
RESTART  
Heat Output  
Button  
O
Start  
Button  
(-)  
(+)  
AUGERON(greenLED)-Theaugerrestartsand  
returns to delivering fuel to the UltraGrate™.  
Convection  
(room air)  
Blower  
HEAT  
START  
OUTPUT  
STOP BUTTON  
Heat Output  
LEDs - Red  
(5 places)  
Main  
Button  
Wire  
Note: The "START" Button has to be activated to  
give power to the AUGER ON/OFF button.  
Convection  
Blower  
Speed Trim  
Harness  
Connector  
BLOWER  
Pellet Feed  
Trim Pot  
The "STOP" button turns the pellet stove OFF.  
When the LED is green, the auger is ON.  
PELLET  
FEED  
Convection  
(room air)  
Blower LEDs  
- Green  
O
(-)  
(+)  
FEEDING  
SHUT DOWN (LED off) - Auger turns OFF and  
fueldeliverystops. Theblowerswillcontinueto  
operate until the stove has cooled sufficiently.  
Stove enters shut down mode.  
Auger LED  
Green = On  
P/N  
Label  
Location  
(5 places)  
To Thermostat  
Terminal  
STOP  
Stop  
Button  
m 5- High  
m4-Med.High  
m 3- Medium  
m - Med. Low  
m 1- Low  
HEAT OUTPUT BUTTON  
HEARTH PRODUCTS  
When not using a wall thermostat, the "HEAT  
OUTPUT" button provides the ability to burn  
at five separate settings from low (#1) to high  
(#5). The "HEAT OUTPUT" button regulates the  
fuel feed setting and the combustion air supply  
simultaneously.  
Fuse  
Figure 23 - Back Side of Control Board  
Figure 22 - Control Board  
Fuel Delivery Rate  
Eachtimethe"HEATOUTPUT"buttonispressed  
the heat output will advance to a higher setting.  
When at the highest setting (#5), if the button  
is pressed again it will go back to the lowest  
setting. Settings can be changed at any time  
but will only take affect after the start-up cycle  
is complete.  
The "HEAT OUTPUT" button manages the fuel delivery rate by controlling the amount of time the  
auger motor will run as follows:  
Heat Output  
Setting  
Auger Motor OFF/ON * Lb.’s Per Hour  
w Approximate BTU Per  
Hour Fuel Delivery  
Burn Time  
(hours)  
Time (seconds)  
Fuel Delivery  
(#5) High =  
1.3 / 0.9  
3.8 Lb.'s /hr.  
32,000 BTU/hr  
25,000 BTU/hr  
21,000 BTU/hr  
17,000 BTU/hr  
13,000 BTU/hr  
15  
18  
22  
31  
37  
(#4) Med.High =  
(#3) Med.=  
1.8 / 0.9  
3.0 Lb.'s /hr.  
2.5 Lb.'s /hr.  
2.0 Lb.'s /hr.  
1.5 Lb.’s hr.  
CONVECTION (ROOM AIR) BLOWER  
BUTTON  
2.2 / 0.9  
The "BLOWER" button operates the convection  
blower. This will change the flow of hot air into  
the room. Five settings are available from low  
(#1) to high (#5). When the "BLOWER" button  
is pressed, the green indicator light will scroll  
from low to high. When at the highest setting  
(#5), if the button is pressed again it will go  
back to the lowest setting.  
(#ꢀ) Med.Low =  
(#1) Low =  
2.6 / 0.9  
3.1 / 0.9  
Table 5 - Model Montage™ 32FS  
Note: Maximum hopper capacity is 55 lb.’s  
*
Feed rates are approximations only. Actual feed rate will vary depending on size, quality and length  
of fuel used and variations in line voltage.  
w Estimated heat input based on fuel value of 8400 BTU per lb. of fuel.  
Whenthe"HEATOUTPUT"buttonisonposition  
#5, the lowest blower setting is #3. When the  
heatoutputbuttonisonposition#4,thelowest  
blower setting #ꢀ. This is a safety precaution  
toprotectagainstoverheating.Blowersettings  
can be changed at any time, but will only take  
affect after the start-up cycle is complete.  
WARNINGS  
Never empty pellets from the Burn-Pot into the hopper. Pellets that  
may appear to be cool may retain enough heat to ignite other pellets  
resulting in smoke or fire damage.  
Note:Thecontrolboardhasaninternalmemory  
which recalls the last setting prior to loss of  
power.  
DO NOT OVERFIRE THIS STOVE. This may cause serious damage to  
your stove and void your warranty. It also may create a fire hazard in  
your home. IF ANY EXTERNAL PART OF THE UNIT BEGINS TO GLOW,  
YOU ARE OVERFIRING. Immediately press the “STOP” button on the  
control board.  
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
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Pre-lighting Instructions  
General Operating Considerations  
During an initial start-up, or in the case where the hopper has run out of  
fuel, it will be necessary to prime the auger feed system.  
Proper Burn Characteristics: Your flame should be bright yellow under  
normal operations. If your flame becomes reddish/orange, your stove  
probablyneedsroutinemaintenance. Excessiveamountsofy-ashbuild-  
up in the UltraGrate, clinkers in the UltraGrate, or leakage of air if the  
UltraGrate is not properly seated, will starve the fire for air. (See Routine  
Maintenance for information on cleaning the stove). If the problem per-  
sists, review the troubleshooting section at the end of this manual.  
To prime the auger feed system:  
1. Fill the hopper with recommended pellet fuel and plug the stove into  
the wall outlet.  
2. Press the "START" button on the control board to start the fuel feed.  
Next, press the "HEAT OUTPUT" button to position #5 (maximum feed  
rate).  
3. Lookthroughthecombustionchamberdoorandwhenyouseetherst  
pellets dropping into the UltraGrate™, the auger is then fully primed.  
It will take 10 to 15 minutes to prime the auger.  
4. Once the auger is primed, press the "STOP" button to turn off the auger  
(LED will go off).  
Manual and Automatic Operation  
Your pellet stove can be operated in either the manual or automatic mode.  
The manual mode is used when operating without a wall thermostat. The  
automatic mode is used when utilizing a wall thermostat. When utilizing the  
thermostat capability, the burn time can be extended dramatically depending  
on thermostat setting. Note: It is normal for some ash to build up on the  
inner glass surface at the lower Heat Output settings.  
Starting Your Pellet Stove  
1. Make sure the auger is primed (see Pre-Lighting Instructions on this  
page), then simply push the "START" button on the control board to  
activate the Fastfire™ igniter.  
Manual Operation  
2. Whilethepelletswilligniteonanyheatoutputsetting,itisrecommended  
that the "HEAT OUTPUT" button be set to position #3. Pellets will start  
feeding into the UltraGrate and should begin to ignite in approximately  
three to seven minutes. The Fastfire igniter will automatically shut off  
after 8 minutes.  
3. After the pellets are burning well, press the "HEAT OUTPUT" selector  
to the desired setting. Combustion air and the pellet fuel feed rate will  
adjust automatically as the "HEAT OUTPUT" button is pressed. The  
flame should be bright yellow in color and there should be no evidence  
of soot formation at the top of the flame. Press the "BLOWER" speed  
button to increase or decrease the blower speed to the desired level  
4. If operating your stove with the wall thermostat, adjust the "HEAT  
OUTPUT" button to the desired demand mode (#1 through #5 on the  
"HEAT OUTPUT" button). Next, adjust the wall mounted thermostat  
to the desired room temperature and your stove will automatically  
switch between a demand mode and stand-by mode.  
Pressing the "START" button will initiate the start-up cycle. The auger  
LED will be green to indicate the “on” status. The blower speeds and  
pellet feeds are fixed during this time to provide appropriate ignition.  
The Fastfire igniter system will light the pellets fed to the UltraGrate, after  
about 3 minutes. After the start-up cycle, your stove will be in the run  
mode. At this point the stove will operate with the heat output ("HEAT  
OUTPUT"button)andblowersettings("BLOWER"button)selected. These  
settings can be selected either during or after the start-up cycle. Pressing  
the "STOP" button during the run mode will initiate the shut down cycle  
(feeding LED will go off). The pellets will stop feeding and the blowers  
will run at a fixed speed for approximately 10 minutes. At this point your  
stove is safely shut down. The stove can be restarted by pressing the  
"START" button during the shut down cycle.  
Automatic Operation  
Your stove is capable of running in an automatic mode with the use of  
a wall thermostat.  
Notes:  
Cold Start - When the "START" button is pressed when the appliance  
is cold, voltage will bypass its normal circuit through the low limit  
thermal switch (for 20 minutes to allow adequate time for the low limit  
thermal switch to heat [140° F min.] which will close the circuit). The  
combustion and convection blowers will start at maximum speed.  
After approximately 10 seconds both blowers will default to settings  
they were at after the last shut down was completed (indicated by  
LED's #1 to #5). The Fastfire igniter will operate for approximately 8  
minutes. The auger will turn continuously for a predetermined dura-  
tion at the respective Heat Output Settings, followed by the normal  
operating mode.  
For the wall thermostat to control the operation of the stove, set it to a  
temperature that will put it in the demand mode (calling for heat). The  
thermostat will establish either a demand mode or a stand-by mode.  
The thermostat should be set for the desired room temperature. If the  
room temperature drops below the level on the thermostat the stove  
will automatically begin the start-up cycle, as explained in the Manual  
Operation section.  
Once the start-up cycle is completed the stove will operate at whatever  
heat and blower setting you have selected. For best operation under  
thermostatcontrol,themediumorhighsettingsarerecommended. When  
the desired room temperature is reached the stove will automatically go  
into the shut down cycle. The pellet feed will stop and the blowers will  
continue for a controlled time allowing safe shut down of your stove. All  
lights will remain on when the thermostat is open. The "HEAT OUTPUT"  
and "BLOWER" settings can be changed at any time, but only take affect  
during the run mode. When the temperature in the room drops to the  
level set at the thermostat, the stove will again begin the start-up cycle  
and resume automatic operation in the demand mode.  
Re-Fueling While in Operation  
1. Open hopper lid and fill hopper with pellets.  
2. Make sure the hopper lid is completely closed.  
3. Check to make sure the stove remains lit.  
4. If the flame goes out, press the "start" button on the control panel to  
re-ignite.  
Note: If the "START" button is pressed while the thermostat is in the  
standby mode the stove will not restart until the thermostat closes (call-  
ing for heat).  
Caution: Failure to ensure pellets in the UltraGrate remain  
burning after re-fueling may result in smoke escaping from  
the unit.  
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Note:Excessiveamountsofy-ashbuilt-upintheUltraGrate™,clinkers  
in the UltraGrate or leakage of air (if the grate is not properly seated)  
will starve the fire for air. See Routine Maintenance, on Pages 21  
through 24 for information on cleaning requirements.  
Turning Off Your Stove  
Press the "STOP" button to initiate the shut down cycle (auger LED will  
be red). The pellets will stop feeding and the blowers will continue to  
run on a timed cycle. The stove will shut down safely upon completion  
of the shut down cycle.  
Excessive Combustion Air:  
Adjustingthedampertoamoreclosedpositionwillreducethecombustion  
air delivery. Symptoms of excessive air include; fuel burns too quickly  
(results in smoking or smoldering pellets), white to yellow flame, etc. If  
the damper is open too far, the burning pellets will lift off the grate and fly  
up into the air much like popping corn does. Another flame characteristic  
of a damper that is open too far is a flame that has significant variation  
in height on any single burn setting.  
Shutdown Mode - When the thermostat opens (not calling for heat),  
or the auger "STOP" button is pressed (feeding LED will be off), power  
to auger motor will be discontinued. The blowers will continue at the  
control board setting until the low limit thermal switch cools enough  
(below 120° F) to open. For safety, the blowers will continue to run  
for approximately 10 minutes before the unit shuts down.  
Note: Excessive combustion air reduces efficiency.  
Damper Operation  
Contributing factor:  
The damper assembly controls the amount of combustion air that is  
delivered to the firebox. With the damper adjusted all the way in, the  
airflow will be at its minimum. As the damper is moved outward, more  
air is delivered (see Damper Location and Adjustment on Page 9).  
• Venting system providing excessive draft.  
• Dry, hot burning fuel  
Correct Combustion Air / Proper Burn Characteristics:  
It will be necessary to monitor the appearance of the flame during the first  
4-8 bags of pellets. If the flame is smoky red or orange with evidence of  
soot at the top of the flame, the damper will need to be adjusted to deliver  
more combustion air (see Damper Location and Adjustment on Page 9).  
If the flame is "short" at the higher burn rates and appears to burn the  
pellets out of the UltraGrate™ faster than they can be resupplied, or there  
are significant variations of flame height within a single burn setting, the  
damper may need to be adjusted to deliver less combustion air.  
When the damper is correctly set, the burning pellets should move  
(wiggle) around slightly and the flame should be bright yellow and stay  
at relatively even height.  
Automatic Safety Features  
Power Outage:  
During a power outage, the stove will shut down safely. The stove will  
automatically restart when power is resumed. The solid state control  
board has an internal memory that will retain heat output and blower  
speed settings through voltage interruptions.  
After the damper is adjusted, re-evaluate the appearance of the flame. It  
may be necessary to continue adjusting the damper in increments until  
proper combustion is achieved (the flame should become a brighter  
yellow and begin to “dance”).  
A small amount of smoke may leak from the top of the window glass,  
the hopper and from the combustion air intake, if the stove is vented  
horizontally with no vertical pipe. This will not persist for more than 3  
to 5 minutes and will not be a safety hazard. It may set off your smoke  
alarm.  
Once the damper has been properly set (and if the routine maintenance  
is performed as needed), the damper should not require re-adjustment  
unless you are changing from a premium grade pellet to a standard or  
high ash pellet, in which case the damper may need to be moved outward  
to help prevent the accumulation of ash in the UltraGrate.  
Note: If the area in which you live is prone to frequent power outages, it  
is recommended that a minimum of 8 feet (2-1/2 meters) of vertical vent  
pipe be included in a free-standing installation to induce a natural draft  
in the event of a power failure.  
Damper Adjustment Guideline  
Lack of Combustion Air:  
By opening the damper, this will increase combustion air delivery. Symp-  
toms of insufficient combustion air include; unburned fuel, lazy smoky  
or red / orange flame, excessive ash or soot, excessive buildup on glass,  
fuel may “pile-up.“  
Overheating:  
Hightemperaturethermalswitcheswillautomaticallyshutdownthestove  
ifitoverheats.Allowupto45minutescoolingtimebeforere-lighting.Keep  
enough convection air going through stove to keep it cooling properly  
(adjust convection [room air] blower speed to a higher setting), this will  
ensure long life of the stove. If the overheating continues, contact your  
Lennox Hearth Products dealer for more information.  
Contributing factors:  
• High Altitude – Lack of oxygen  
• Restrictive Venting (elbows, horizontal runs, cold external chimneys,  
etc.)  
• Dirty / Poor Quality Fuel  
• Lack of Maintenance  
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Wood pellets manufactured to the pellet fuels institute (P.F.I.) certification  
standardareavailableintwogrades, StandardandPremium. Theprimary  
difference between the two is the ash content of the pellets.  
FUEL  
The P.F.I. specification for standard grade & premium grade residential  
pellet fuel is as follows:  
CAUTION  
The use of unapproved, dirty, wet and / or high salt  
• CHLORIDES (Salt): Less than 300 p.p.m. to avoid stove and vent  
rusting.  
content fuel will void the warranty!  
• BULK DENSITY: 40 lb. / Cu. Ft. minimum  
Fuel Specifications - Using the Ultragrate™ burn system, this appliance  
has been designed to burn wood residue pellets only (with up to 2% ash  
content). Agricultural pellets (i.e. corn, alfalfa etc.) are not permitted to be  
burned in the stove. Dirty fuel will adversely affect the performance of the  
stove. The pellet fuel should meet P.F.I. (Pellet Fuel Institute) standards  
for standard grade or premium grade residential pellet fuel. If the pellet  
fuel meets these standards, it will be printed on the bag. Any questions  
regarding pellet fuel can be answered at the Pellet Fuels Institute (PFI),  
• MOISTURE CONTENT: 8% maximum  
• ASH CONTENT: < 2% maximum (standard grade) < 1% maximum  
(premium grade)  
• FINES: 0.5% maximum through a 1/8” screen  
• BTU CONTENT: There are a number of variations in pellet fuels that are  
not included in PFI standards. For example, BTU (heat value) content  
may range from just under 8,000 to almost 9,000 BTU, depending  
upon species and region of the country and other variables.  
Pellet Feed/Pellet Size - The pellet feed system is designed to handle a  
wide range of pellet sizes up to a maximum of 5/16” diameter. Different  
pellets may feed at considerably different rates. You may notice a differ-  
ence in the burn if you change pellet fuel sizes. The longer the pellet, the  
slower it will feed and vice versa. If the stove will not stay burning at the  
minimumfuelfeedsetting, thoseparticularpelletsmaynotbefeedingfast  
enough.Ifthishappens,reducetheamountofcombustionairbyadjusting  
the damper. See Pages 9 and 20 before adjusting the damper.  
ROUTINE MAINTENANCE  
IMPORTANT CAUTIONS:  
• UNPLUG POWER CORD AND ENSURE APPLIANCE IS COLD  
BEFORE PERFORMING ANY MAINTENANCE WORK.  
Clinkering - Silica (or sand) in the fuel, along with other impurities, can  
cause clinkering. A clinker is a hard mass of silica formed in the burning  
process. Clinkering is a function of the fuel, (not the stove), but adversely  
affects the performance of the stove by blocking off the air passages in  
the grate. Even P.F.I. approved pellet fuel may tend to clinker. A clinker  
can be removed from the UltraGrate™ and placed in the ash pan with  
the use of the grate scraper/ash pan tool furnished with your stove. See  
Routine Maintenance (on Pages 21 through 24) for more information  
on cleaning.  
• Some brands of pellets produce more ash and clinkers than  
others. Therefore the frequency of performing the following  
cleaningproceduresdependstoagreatdegreeonthequality  
of the pellets burned.  
• Not cleaning this unit will cause it to burn poorly and will  
void your warranty for this appliance.  
• When removing ash build-up, use an approved ash vacuum  
only. Acleaningbrushcanbeusedtoloosenanyashbuild-up  
before vacuuming. DO NOT USE A STANDARD HOUSEHOLD  
VACUUM OR “SHOP VAC” AS THE FILTERS WILL LEAK THE  
FINE PARTICLES OF ASH INTO THE HOME.  
Ash - The frequency of removal of the ash and maintenance performed  
on the stove is directly proportional to the ash content of the fuel and the  
operation duration of your pellet stove. Low ash fuel may allow longer  
intervals between cleaning, however, a stove burning high ash fuel may  
need to be cleaned as often as everyday.  
Notes  
Cleaning schedule will vary depending on quality of pellets used.  
Burning high ash pellets will require more frequent cleaning.  
Using a drop cloth is recommended as some ash may spill onto the  
floor during the cleaning process.  
Fuel Feed Rates - Different brands of pellets will feed at varying rates  
due to their size and density (length and diameter). This may require a  
slight adjustment in the damper control (see Page 9) or the fuel feed trim  
control to compensate (see Page 18).  
Cleaning  
Note: See Fuel Delivery Rate on Page 18 for burn times.  
The following areas need to be inspected and cleaned during routine  
cleaning:  
PLEASE NOTE: Lennox Hearth Products has no control over the manu-  
facturing of pellet fuel and will not be held responsible for poor stove  
performance or any damage caused by poor quality pellet fuels.  
• Heat Exchange Tubes / Tube Scraper (Homeowner)  
• Baffle Plates (Qualified Technician Only)  
• Proof of Fire Switch (Qualified Technician Only)  
• Window Wash (Homeowner)  
Pellet Fuel Storage -  
• Store your wood pellets in a dry place to prevent them from absorb-  
ing excess moisture.  
• Do Not store your wood pellets within the clearance zone of the  
stove.  
• Do Not store your wood pellets in a place that would block removal  
of the ash pan or block access to refueling the hopper.  
• Ash Clean-Out Ports (Qualified Technician Only)  
• Paint Touch-up (Qualified Technician Only)  
• UltraGrate (Burn Grate) (Homeowner)  
• Ash Slide Plate (Homeowner)  
• Ash Pan (Homeowner)  
• ExhaustPassages/VentPipeandCreosoteRemoval(QualifiedTechni-  
cian Only)  
• Gaskets (Qualified Technician Only)  
• Cleaning Rear Stove Compartment (Qualified Technician Only)  
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Heat Exchange Tubes  
Tube Scraper - Using the hole in the handle of the Grate Scraper Tool  
Front  
“grab” the scraper rod as shown in Figure 26. Using the Grate Scraper  
Tool, pull the rod up and out towards the opening of the firebox. Con  
-
tinue pulling until the Tube Scraper reaches the top of the firebox. Pull  
the tube scraper out, then repeat 2–3 times to remove fly-ash from the  
heat exchange tubes.  
Baffle Plate  
It may be easier to clean the tubes if the heat exchanger baffle plate is  
removed first (located in the firebox below exchange tubes).  
Back  
Baffle Removal - The baffle plate contains two keyhole slots (see Fig  
-
ures 24A and 24B), which allows the two retaining screws to remain in  
place while removing the baffle plate. To remove baffle, loosen the two  
screws holding the baffle in place (do not fully remove). Slide the baffle  
plate to the left until the screw heads clear the open end of the key hole  
slots. Remove the baffle plate diagonally through door opening. The tube  
scraper rod can now be pulled in a more horizontal manner, which allows  
the scraper to move more freely.  
Keyhole Slots  
(ꢀ places)  
Figure 24B - Removing Baffle Plate  
Note: The baffle plate should be removed at least once a year to allow  
for a thorough cleaning.  
Cleaning Behind Tube Scraper  
DETAIL A  
WARNING  
DO NOT USE BRUSH ON HOT STOVE  
Clean between the heat exchange tubes using a cleaning brush as illus-  
trated in Figure 25.  
With tube scraper rod pulled out 2 to 3 inches, insert brush behind tube  
scraper and remove ash build-up. Clean to the left and right side of heat  
exchanger, between tubes and the top of the firebox.  
DETAIL A  
Baffle  
Screw  
Baffle  
Plate  
(Recommended Frequency  
ofweeks -months)  
Brick  
Panel  
Brick  
Retaining  
Bracket  
Figure 25 - Clean Behind Tube Scraper  
Figure 24A - Removing Baffle Plate  
ꢀꢀ  
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Ash Clean-out Ports  
(RecommendedFrequency  
of days– ꢀweeks)  
IMPORTANT NOTES:  
• ENSURE APPLIANCE IS COLD BEFORE BEGINNING.  
• FIREBRICK PANEL MUST BE INSTALLED BEFORE OPERATING  
UNIT.  
• ASH CLEAN-OUT PORTS MUST BE CLEANED OUT AS PART OF  
ROUTINE MAINTENANCE.  
Accessing Ash Clean-Out Ports  
1) Open firebox door.  
Figure 26 - Pulling Tube Scraper Rod  
2) Remove Firebrick Panel (see Figure 24A):  
a. Remove the two firebrick retainer brackets using a 5/32" allen  
wrench (located on the left and right side of the firebrick inside  
firebox). Loosen the screws (do not remove) until screw heads  
can be removed through the key hole slots in the brackets.  
b. With the brick retainer brackets removed, lift firebrick panel up  
and out.  
Proof of Fire Switch  
This switch needs to be removed and cleaned after every 100 bags of  
fuel burned.  
Cleaning Procedure:  
3) Using an approved ash vacuum, remove the ash build-up. A cleaning  
brush can be used to loosen any ash build-up before vacuuming.  
1) UNPLUG STOVE!  
2) Locate the switch behind the right side panel, mounted on the com-  
bustion blower.  
4) Reinstall firebrick panel.  
5) Close firebox door.  
3) Using a flat-head screwdriver, remove the 2 screws which secures the  
switch to the blower housing.  
4) Using a dry cloth, wipe off any flyash build-up on the sensor portion  
of the switch.  
5) Reinstall switch. Ensure wires are properly connected to the switch  
and the connectors are not making contact with the blower housing.  
Close side panel.  
(Recommended Fre-  
quency of 1-ꢀ months)  
(firebox viewed fromfrontwith  
firebrick panel removed)  
Note: Failure to clean the proof of fire switch when needed may result in nui-  
sance shut-downs because the fly-ash build-up insulates heat from reaching  
theswitch.  
(Recommended Frequency of 1 year or after every 100 bags of fuel used)  
Window Wash  
Usingasmallbrush, sweepoutalldebrisbuildupfrombehindthewindow  
wash bracket as shown in Figure 27.  
Vacuum Out Fly Ash Clean-Out  
Ports (indicated by arrows)  
Figure 28 - Ash Clean-Out Ports  
Soot and Flyash:  
Formationandneedforremoval-Theproductsofcombustionwillcontain  
small particles of flyash. The flyash will collect in the exhaust venting  
system and restrict the flow of the flue gases. Incomplete combustion,  
such as occurs during startup, shutdown, or incorrect operation of the  
room heater will lead to some soot formation which will collect in the  
exhaustventingsystem. Theexhaustventingsystemshouldbeinspected  
at least once every year to determine if cleaning is necessary.  
(Recommended  
Frequency of 1 year)  
Figure 27 - Clean Behind Window Wash Bracket Using Brush  
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
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UltraGrate(Burn Grate)  
Ash Pan  
The ash pan will have to be emptied periodically, depending on amount of  
Inspect the UltraGrate periodically so that the air holes don't clog with ash  
or clinkers. The UltraGrate can easily be cleaned with the grate scraper  
tool, or it can be removed. It is very important to monitor the ash build  
up under the UltraGrate, as too much of ash will block combustion air  
from entering the grate, causing pellets to pile-up in the grate. A clogged  
grate will reduce the overall performance of the stove, cause dirty glass  
and if not cleaned may lead to smoke escaping the stove. The ash build-  
up under the grate is easily dumped into the ash pan by pulling out the  
ash slide weekly (see Ash Slide Plate, Figure 30).  
fuel consumed. The ash pan is located in the pedestal. See Figure 31.  
CAUTION: Disposal of Ashes - Ashes should be placed in a metal con-  
tainer with a tight fitting lid. The closed container should be placed on  
a non-combustible floor or the ground - well away from all combustible  
materials, pendingnaldisposal. Iftheashesaredisposedofbyburial  
in soil or otherwise locally dispersed, they should be retained in the  
closed container until all cinders have been thoroughly cooled.  
(Recommended Frequency  
of 1 day – 7 days)  
Ash Pan  
UltraGrate  
(Recommended Frequency  
of ꢀ days – ꢀ weeks)  
The grate scraper tool fits into  
this slot for easy removal  
Figure 31 - Ash Pan  
Figure 29 - Inspect UltraGrate and Clean if Necessary  
Creosote Removal  
When wood is burned slowly, it produces tar and other organic vapors,  
which combine with expelled moisture to form creosote. The creosote  
vapors condense in the relatively cool chimney flue of a slow-burning fire.  
As a result, creosote residue accumulates on the flue lining.  
Ash Slide Plate  
Ash that accumulates around the grate can be “dropped” into the ash  
pan as follows:  
When ignited this creosote makes an extremely hot fire. The chimney  
connector and chimney should be inspected at least once every two  
months during the heating season to determine if a creosote buildup  
has occurred.  
1. Open the firebox door.  
2. Pull open the ash release slide plate as shown in Figure 30.  
3. Using a brush, sweep the ashes from the firebox through openings  
to the ash pan.  
If creosote has accumulated it should be removed to reduce the risk of  
a chimney fire.  
4. Close the ash slide plate, then close the firebox door.  
Exhaust Passages and Vent Pipe  
IMPORTANT NOTE: Make sure to fully close the ash slide plate when  
complete. Failure to close the ash release slide plate completely may  
causethefueltoburnpoorly(duetoreducedairowthroughthegrate),  
which may then cause pellets to “pile up” in the grate. The ash slide  
must be fully closed for the firebox door to close.  
Inspect frequently and clean when necessary. Fly-Ash will accumulate at  
all bends in the exhaust system.  
Note: Large amounts of fly-ash build-up will create a lack of combustion  
air. Removing the clean-out tee cap on vertical installations will allow an  
inspection of the ash build-up in the clean-out tee and will help you to  
decide how frequently more extensive cleaning must be performed.  
(RecommendedFrequency  
of 1– ꢀweeks)  
Sweep ashes into  
openings on sides  
Rain Cap  
(Minimum Frequency of  
1-ꢀ months)  
Clean-Out Tee  
Remove cover, then  
remove ash  
Ash Slide Plate  
Figure 30 - Using the Ash Slide Plate  
Figure 32 - Clean Vent Components  
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Motor Lubrication  
Door Rope Gasket  
The condition of the rope gasket around the door and windows should be  
checked periodically and replaced or repaired if necessary. The door gasket  
does not need to be “tight” in all areas, since a small amount of leakage is  
not hazardous or detrimental to the performance of your stove.  
The blowers are permanently lubricated by the manufacturer. Do not  
apply oil to any part of the blower, doing so may cause damage.  
Blower Cleaning  
Cleantheairholesonthemotorsofboththeexhaustandroomairblowers  
annually. Remove the exhaust blower from the exhaust duct and clean  
out the internal fan blades as part of your fall start-up.  
Rear Stove Compartment  
The rear stove compartment should be cleaned periodically (a minimum  
of once a year). DISCONNECT ELECTRICAL CORD PRIOR TO CLEANING  
STOVE. Any household dust, pet hair or sawdust should be vacuumed  
or wiped out of the rear compartment of the stove, room air blower, and  
combustionblower(payingspecialattentiontovacuumingouttheintakes  
of both blowers). The electrical components should be wiped clean.  
Door Gasket  
Cleaning Glass  
DO NOT CLEAN THE GLASS WHEN THE STOVE IS HOT.  
CAUTION: Do not open the front door when the stove is hot.  
Clean the glass using a soft cloth or paper towel and a house-  
hold glass cleaner or gas stove window cleaner. A commercial  
glass cleaner designed for stoves is recommended. Do not use  
abrasive cleaners. A damp cloth with a small amount of ash  
from the firebox can also be used to clean the glass.  
Figure 33 - Checking Door Gasket  
Servicing Glass  
Opening Side Panels  
CAUTION: BE CAREFUL NOT TO ABUSE THE DOOR ASSEMBLY  
BY STRIKING OR SLAMMING IT. IF THE DOOR ASSEMBLY OR  
GLASS IS BROKEN OR DAMAGED, THEY MUST BE REPLACED  
BEFORE HEATER CAN BE SAFELY OPERATED. USE ONLY COM-  
PONENTS PROVIDED BY THE MANUFACTURER AS REPLACE-  
MENT PARTS.  
The hinged side panels are held closed with magnets. To open, grab the  
upper portion of the side panel (at front of stove) and pull each panel  
outward (see Figure 34). The side panels will hinge open from the back.  
After maintenance is complete, close the side panels.  
Small Area Paint Touch-up  
The stove body is painted with a quality high-temperature stove paint.  
Use only model TSPK-B Stove Paint, Catalog # 70K99. Do not touch-up  
your stove with any other paint.  
Using one small piece of 320 grit sand paper and lightly sand the blem-  
ish so that the edges are “feathered” or smooth to the touch between  
the painted and bare surfaces. Do not let the sand paper gum up with  
paint, as this will cause scratches on the metal surface. If there are any  
scratches, use 600 grit sandpaper instead. Mask off surfaces you do  
not want painted. Paint lightly over the bare surface first as this will act  
as an undercoat. Then paint over a larger area in smooth even strokes  
to blend.  
Right  
Side  
Panel  
Left  
Side  
Panel  
Figure 34 - Opening Side Panels  
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
ꢀ5  
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SPECIFICATIONS - Montage™ 3ꢀFS  
Product Reference Information  
Cat. No.  
Model  
Ship. Weight  
Ship. Volume  
H6839  
Montage 3ꢀFS  
ꢀ85 lb.  
ꢀꢀ.06 cu. ft.  
Flue Size  
3” (76 mm) Rear  
Floor Protection  
Requirements  
Front and Sides: 6”(15ꢀ mm)  
Back: Up to 6”(15ꢀ mm)  
u
Hopper Capacity  
Burn time  
55 Lbs.  
v
5-7/8"  
15 - 37 hours  
v
Fuse, Control Board  
Fuse, Igniter  
5 Amp, ꢀ50 volt, 3AG  
w
24-11/16”  
627mm  
6 Amp, 1ꢀ5 volt  
w
Clean-Out  
Tee  
Heat Input  
(BTU’s per hour)  
13,000 - 3ꢀ,000 BTU/hr  
v
Stove Back  
Emissions  
Efficiency  
< 4.03 gr/hr EPA Certified  
8ꢀ%  
9-3/16”  
233mm  
Convection (room air)  
Blower  
150 CFM; 1.5 Amps,  
ꢀ175 rpm  
Combustion Blower  
95 CFM: 1.0 Amps,  
3000 rpm  
9-5/8”  
245mm  
28-11/16”  
729mm  
Auger Motor  
1.ꢀ5 RPM; .48 Amps  
Standard Features  
FastfireSelf Igniter  
Wall Thermostat  
(wire included)  
1-9/16”  
40mm  
Notes:  
Dimensions shown are approximations only  
.25(+/- 1/4”)  
Approved for Manufactured Home Installations.  
Optional Kits Available - Decorative trim kits, log  
set, window screen and 3" and 4” Quick Discon-  
nect kits.  
23-1/8”  
507mm  
22-1/2”  
572mm  
The burn grate is designed with advanced  
UltraGrate™ technology.  
In Canada floor protection is required directly  
underneath and 2" from the sides of the flue or  
chimney adapter. This is recommended in the  
US.  
u
Flue Outlet  
2-15/16”  
75mm  
2”  
51mm  
Combustion  
Air Inlet  
Burn times, hopper capacity and BTU input  
may vary depending on the size and type of fuel  
used.  
v
w
11-1/4”  
286mm  
5-1/2”  
140mm  
11-1/4”  
286mm  
7”  
178mm  
Fuses are rated as fast acting.  
ꢀ6  
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• ThermalSwitch,LowLimit(Ceramic,F140-ꢀ0F,N/O*)(G)-This"proof  
of fire" switch will close at 140° F and will not open until it reaches  
a temperature of 120° F. This switch is located on the combustion  
blower (behind the right side panel). It is designed to shut down the  
stove (auger motor and both blowers) if it does not detect the heat of  
a fire at the end of the initial startup period.  
• Hopper Lid Switch (H)  
COMPONENT DEFINITIONS  
• Air Wash  
A small slot in the door that allows room air to be pulled into the  
firebox and pours over the inside surface of the door glass to inhibit  
the build up of soot.  
• Auger (A)  
It is located on the left hinge area inside the hopper. It detects whether  
the hopper lid is open and will turn off the auger motor if the hopper  
lid is not properly closed. When opening the hopper when refueling,  
do not allow the hopper lid to remain open too long or the fire may  
extinguish. NEVER DISCONNECT OR BYPASS THIS SWITCH FOR  
ANY REASON.  
A motor powered screw device that transfers the fuel from the hopper  
to the feed chute to deliver pellets to the UltraGrate™.  
• Auger Motor (B)  
It drives the auger. Motor specifications are: 0.5 Amp, 1.25 RPM  
(revolutions per minute).  
• Blower, Convection (Room Air) (C)  
The blower function is to transfer the heat from the appliance to heat  
the room air.  
• Blower, Combustion (Exhaust) (D)  
• Hopper (I)  
The hopper is where the pellets are stored.  
• Control Board (Heat Output Button) (J)  
It controls power to the feed system - auger motor and combustion  
blower. Use the heat output button to adjust to any of the five feed  
rate settings (which controls the burn rate).  
• Pressure Switch (K)  
It has a radial impeller to deliver more air to the UltraGrate™. It pulls  
air into the UltraGrate by creating a negative pressure. This is done  
by extracting the exhaust gases out of the firebox and pushing the  
exhaust downstream to the flue exit.  
A safety device used to shut off the feed system (auger motor) if there  
is too much back pressure in venting system. Some possible causes  
are as follows:  
- The venting system is obstructed.  
- High altitude or other misc. environmental conditions affecting  
exhaust flow.  
- Improper venting system.  
The Pressure Switch is located inside the right access door right next  
to the combustion blower.  
• Thermal Switches, High Limit  
There are two of these high-limit thermal switches on this model. If  
a temperature reaches the high limit temperature, the reset switch  
will “trip” and stop the flow of electricity to the auger motor. The  
thermal switches will not reset until they have cooled below low reset  
temperature).  
- AutoResetThermalSnapSwitchforRoomAirBlower(Lꢀ50-30F,  
N/C*) (E)– This switch will trip at 250° F and will automatically  
reset when it reaches a temperature of 220° F. This switch is  
located on the room air blower jacket and is designed to detect  
an overfire condition.  
- Auto Reset Thermal Snap Switch for Combustion Air Inlet  
(Lꢀ50-30F, N/C*) (F) This switch will trip at 250° F and will  
automatically reset when it reaches a temperature of 220° F.  
This switch is designed to detect reversed flow or excessive  
heat in the ashpan area. This switch is located on the firebox  
base behind the convection jacket, directly above the ashpan.  
This switch is most easily accessed by removing the ashpan  
• UltraGrate (Burn Grate) (L)  
This is where combustion occurs and may be referred to as the “Burn  
Grate”.  
* N/C = Normally Closed  
N/O = Normally Open  
COMBUSTION  
AIR  
O
(-)  
(+)  
A
D
HEAT  
OUTPUT  
START  
J
BLOWER  
PELLET  
FEED  
C
O
(-)  
(+)  
I
FEEDING  
STOP  
HEARTH PRODUCTS  
L
K
B
E
G
Figure 35  
F
H
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ꢀ7  
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Montage TM 32FS  
Wire Diagram  
NOTE: SWITCH CONDITIONS  
GIVEN AT ROOM TEMPERATURE,  
STOVE OFF  
J = JACK  
P = PLUG  
= FEMALE DISCONNECT  
= MALE DISCONNECT  
= STUD CONNECTION  
N/C = NORMALLY CLOSED  
N/O = NORMALLY OPEN  
HI-LIMIT  
AUTO-RESET  
SWITCH N/C  
HOPPER  
LID SWITCH  
N/C  
PRESSURE  
SWITCH  
N/C  
HI-LIMIT  
AUTO-RESET  
SWITCH N/C  
6-BRN  
AUGER  
MOTOR  
DIRECTLY  
ABOVE  
ASHPAN  
ABOVE ROOM  
AIR BLOWER  
LEFT HOPPER  
LID HINGE  
AREA  
INSIDE RIGHT  
ACCESS DOOR  
2
4
3
6
5
2-BLK  
J
POWER DISCONNECT  
P
2-BLK  
5-WHT  
1
CONV  
BLOWER  
L
HOT  
GND  
NEUT  
3-RED  
1-BLU  
IGNITER FUSE  
3
4
2
N
3-BLK  
IGNITER  
1-BLU  
1
LO-LIMIT AUTO-RESET SWITCH N/O  
ON COMBUSTION BLOWER HOUSING  
J
P
1-BLU  
2-BLK  
COMB  
BLOWER  
P/N 537039-01 Rev. A, 05/2009  
4-ORG  
Figure 36 - WIRING DIAGRAM 120 V AC  
ꢀ8  
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TROUBLESHOOTING  
QUALIFIED TECHNICIANS ONLY  
Unplug Appliance Before Performing Any Troubleshooting or Maintenance  
PROBLEM  
CAUSE(S)  
SOLUTIONS  
A)  
A1) Lack of maintenance (clean UltraGrate™, clean-out ports,  
exhaust flow passages, venting system, combustion blower  
intake, etc.  
1. Fireburnswithalazyorange flame. Pelletsbuild up  
inthe andthereisexcessive glasssoot that isdifficult to  
remove(Ashandsootarea product of combustion with  
any woodproducts, sosome build-up on the glassis  
normal).  
• There is insufficient combustion air.  
• Fuel feed rate is too high.  
RemoveanyclinkersorashfromthebottomoftheUltraGrate  
that might be obstructing the primary air holes.  
Check that the heat exchange tubes are not coated with  
ash.  
Clean internal exhaust ducts.  
Check gasket seal around the door. Use a thin strip of paper,  
1 in. wide. Open the door and close it on the paper strip. A  
slight friction should be felt when the paper strip is pulled.  
Repeat this process at various locations around the door  
gasket. Replace the door gasket if necessary.  
Checkforblockageintheairinlettubeorexhaustpipe.Clean  
as Necessary.  
Inspect glass seal to ensure that it is in good condition and  
is properly seated to the door.  
A) Fuel trim may need to be adjusted down for faster feeding  
fuels.  
A ) Change to a better grade of fuel if necessary (See Fuel  
S3pecifications on Page 21). Check that the damper has been  
opened enough for the amount of fuel fed.  
A4) Have your Lennox Hearth Products dealer check your  
combustion blower for proper operation.  
A5) The venting system design is too restrictive (call your  
Lennox Hearth Products Technician to evaluate how the  
installation can be corrected to satisfy the exhaust flow  
requirements of the appliance).  
A6) Adjust the damper to increase combustion air flow.  
ꢀ. Firegoesoutorstoveshutsdown automatically  
A) Stove has run out of fuel.  
B) Pellets are not feeding.  
A) Refill hopper.  
B) See (Pellets will not feed) this Page.  
C) Thehighlimittemperatureswitchhas C) Allow the appliance to cool for 1 hour, then re-light. Ifthestove  
tripped.  
has been operating at a medium to high burn rate withtheroomair  
blower adjusted to low, there may not be enough air flowtodissipate  
the heat. On higher feed rates, adjust the blower speedtoahigher  
setting. If this problem persists (particularly at lower burnrates)then  
the high limit thermal switch may need to be replacedbyyourdealer.  
D) There is too much combustion air for  
the amount of fuel.  
E) The proof of fire switch is opening,  
disconnecting power to the auger  
motor.  
D) Adjust the damper to reduce combustion air flow.  
E) Clean proof of fire switch (see maintenance section). Ifthisdoes  
not correct problem, check switch for proper operation. Replaceif  
necessary.  
3. Pelletswillnotfeed.  
A) The hopper is empty.  
A) Refill hopper.  
B) Theaugermotororcontrolboardmay B) Check to be sure that there is no blockage in the pressuretapor  
bedefective. Thepressureswitchtap hose. Have your Lennox Hearth Products dealer diagnosetheprob-  
or hose may be blocked.  
lem and clean or replace any necessary parts.  
C) Back pressure in venting tripping C) If new installation check for excessive 90˚ bends, longhorizontal  
pressure switch.  
runs or excessive vertical run of 3” pipe. Possibly changeto4pipe.  
If older installation check for excessive ash accumulationinpipeor  
other obstructions. Clean out pipe.  
D) Thermostat is in stand-by mode.  
E) Thermostat wires disconnected.  
D) Check to see if thermostat is set to low or if sun is shiningdirectly  
on thermostat.  
F) High limit thermal switch may have  
been tripped.  
E) Reinstall wires.  
G) Self-aligningbearingsinaugermotor  
may be misaligned.  
F) Allow stove to cool. Increase room air blower setting.  
H) Fines or wet fuel in auger.  
I) Hopper lid is open.  
G) Gently tap the auger motor.  
H) Clean out fines or wet fuel in auger and hopper. UsePFIcertified  
fuel only and store bags in a dry location.  
I) Close Hopper Lid.  
J) Hopper lid switch is faulty.  
J) Replace hopper lid switch if determined to be faulty.  
ꢀ9  
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TROUBLESHOOTING  
QUALIFIED TECHNICIANS ONLY  
Unplug Appliance Before Performing Any Troubleshooting or Maintenance  
PROBLEM  
CAUSE(S)  
SOLUTIONS  
4. Blowerswillnotoperate when the ON/OFF start button A) There is no power to the stove.  
is depressed.  
A) Check that the stove is plugged in to the wall  
outlet.  
B) There is no power to the control board.  
B1) Check if the house circuit breaker has tripped.  
C) The low limit thermal switch has failed in the B) Check the wire connections on the high limit  
closed position.  
thermal switch and control board.  
C) Have your Lennox Hearth Products dealer  
replace the low limit thermal switch.  
5. Thereissootory-ashin the house.  
A) The window is being cleaned when the stove is A) Turn down the room air blower or turnoffstovebefore  
operating.  
cleaning to prevent dispersion of ash and sootintothe  
room.  
B) There is leakage at the joints between the B) Seal up any leaks in the exhaust systemwithroom  
combustion blower, connection or exhaust pipe temperature vulcanizing high temperaturesiliconesealer  
connections. This will be evidenced by dust on (RTV).  
the impeller of the room air blower, and in the  
heat exchanger area.  
C) The vacuum cleaner is leaking.  
C) DO NOT use a standard household vacuumorshop  
vac” as the filters will leak the fine particlesofashinto  
the home. Clean the stove with an approvedashvacuum  
ONLY.  
6. Stovewillnotlight.  
A) The igniter element may have failed.  
A) Check igniter element fuse in rear stovecompartment.  
Call your Lennox Hearth Products dealer. SeeLighting  
ProcedureWithoutIgniter, Page20.  
B) There is not enough pellets in the UltraGrate.  
B) Prime the feed system (seePre-lightingInstructions,  
Page19).  
7. Fault  
A) The low limit thermal switch is not operating A) Have your Lennox Hearth Products dealer  
replace the low limit thermal switch.  
correctly (stuck in open position)  
B) Refill hopper.  
C) Blower intake, exhaust passages and/or venting  
system needs cleaning (follow routine and annual  
maintenance procedures).  
B) Stove has run out of fuel.  
C) A disk has tripped / pressure switch.  
8. Blowers run continuously  
A) Wire harness and/or control board has been dam- A) Contact your local Lennox Hearth Products  
aged – unplug stove and contact dealer.  
dealer.  
9. Blinking red lights on control board LED’s.  
A) Thermostat circuit in not closed  
A1) If a wall thermostat is not installed, a jumper  
is required between the ꢀ thermostat terminals  
(see Figures 7 and 8 on Page 9). If the jumper is  
missing contact your LHP dealer.  
A) The wall thermostat (if used) is defective or  
there is a break in the connections or thermostat  
wire.  
30  
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REPLACEMENT PARTS LIST - MONTAGE™ 3ꢀFS  
Contact an Authorized Lennox Hearth Products dealer to obtain any of these parts. Never use substitute materials. Use of non-  
approved parts can result in poor performance and safety hazards.  
DOOR PARTS  
Description  
Item # Cat. No.  
Description  
Item # Cat. No.  
ꢀ7  
ꢀ9  
30  
31  
3ꢀ  
33  
50  
34  
35  
38  
***  
55  
1ꢀ155907 Igniter Inline Holder with Fuse  
16050001 Pressure Switch  
1
3
4
5
6
7
8
H7045  
H7046  
H7047  
H7048  
H7049  
H7313  
Door Assembly  
Face Assembly  
H5898  
H7066  
H3079  
H7067  
Pressure Switch Hose  
Wiring Harness  
Power Cord  
Door Handle Assembly  
Hinge Plate Assembly  
Latch Plate Assembly  
Door Rope Kit, 4 ft.  
Control Board  
1ꢀ051409 Control Panel Knob  
1ꢀ050506 Door Hinge Pin (ꢀ per pkg.)  
1ꢀ055908 Fuse, Control Board and Igniter, (1ꢀ per pkg.)  
H7050  
Lennox Logo Pewter Badge  
FIREBOX PARTS  
H5886  
Auger Motor  
16050ꢀ05 Wall Thermostat  
9
H7051  
H705ꢀ  
Heat Exchanger Baffle Assembly  
Ash Pan Assembly  
H3457  
H7386  
Wire, Thermostat  
10  
11  
1ꢀ  
13  
49  
14  
AC Receptacle (for power cord)  
MISC.  
1ꢀ150ꢀ13 Igniter Assembly (Instr. Form # 506033-07)  
1ꢀ158905 UltraGrate™  
40  
5ꢀ  
41  
4ꢀ  
43  
44  
45  
46  
47  
H7068  
H5916  
Flue Outlet Tube Assembly  
Round Door Magnet  
17150009 Scraper Rod  
H7054  
H7055  
Refractory Panel  
11756300 Auger Shaft Assembly  
H7311 Auger End Plate  
Ash Clean-out Covers (Pair)  
PANELS  
1ꢀ041300 Auger Collar Assembly  
15  
16  
17  
18  
19  
ꢀ0  
ꢀ1  
H7056  
H7057  
H7058  
H7059  
H7060  
H7061  
H706ꢀ  
Left Side Door Assembly  
Right Corner Panel Assembly  
Left Corner Panel Assembly  
Right Side Door  
1ꢀ051001 Auger Motor Bumper (5 per pkg.) H7069  
1ꢀ051100 Upper Shaft Bushing, Brass (1ꢀ per pkg.)H7070  
H4958  
1ꢀ055500 Scraper Tool  
GASKETS  
Hopper Lid Handle  
Stove Back Cover  
Side Door Hinge Bracket  
Hinge, 3" (1 per pkg.)  
53  
54  
55  
56  
51  
61050016 Flue Outlet Gasket (5 per pkg.) H7071  
61050005 Combustion Blower Gasket (5 per pkg.) H707ꢀ  
61057ꢀ03 Convection Blower Gasket (5 per pkg.) H7073  
ELECTRICAL  
ꢀꢀ  
ꢀ3  
ꢀ4  
36  
ꢀ6  
H7309  
H7310  
H731ꢀ  
H7063  
H7065  
Convection Blower Assembly 1ꢀ146109  
Combustion Blower Assembly 1ꢀ050011  
Hopper Lid Switch Bracket (1 per pkg.)  
Hopper Lid Switch (1 per pkg.)  
H7074  
Auger Tube End Cap Gasket (5 per pkg.)  
1ꢀ050004 Cleaning Brush  
High Limit Auto Reset Reverse Flow Snap  
Switch Assembly, Lꢀ50-30F N/C, (1 per pkg.)  
(on firebox base behind convection jacket &  
above the ash pan)  
ꢀ8  
37  
1ꢀ147705 High Limit Auto Snap Switch, Lꢀ50-30F N/C, (3  
per pkg.) (on convection jacket)  
H5887  
Low Limit Auto Proof of Fire Snap Switch  
Assembly, F140-30F N/O, (1 per pkg.) 57601  
31  
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REPLACEMENT PARTS - MONTAGE™ 3ꢀFS  
46  
13  
19  
47  
33  
34  
9
20  
15  
16  
5
18  
12  
14  
21  
50  
52  
11  
49  
4
10  
17  
38  
7
6
Includes 20 feet of thermostat wire  
1
3
51  
2
8
3ꢀ  
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REPLACEMENT PARTS - MONTAGE™ 3ꢀFS  
36  
29  
30  
24  
25  
37  
28  
54  
23  
40  
53  
34  
27  
55  
45  
41  
32  
56  
28  
26  
42  
55  
22  
44  
35  
43  
31  
33  
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OPTIONAL ACCESSORIES - MONTAGE™ 3ꢀFS  
Item #  
Cat. No.  
Model  
Description  
Optional Accessories  
1
2
3
4
5
6
7
7
H6840  
H6841  
MONT-32FS-CONT  
MONT-32FS-ART  
MONT-32FS-ARCH  
MONT-32FS-GOTH  
DLS-PM  
Contemporary Trim Accessory Kit, Brushed Nickel (775201M)  
Artisan Accessory Trim Kit, Matte Black (775201M)  
Arch Accessory Trim Kit, Matte Black (775201M)  
Gothic Cast Iron Accessory Kit, Black Paint (775201M)  
Log Set (775077M)  
H6842  
H6843  
H0244  
70K99  
TSPK-B  
Touch-up Paint, Black  
12050093  
14M81  
Quick Disconnect Pipe Connector, 3” (ref. Form # 506033-02)  
Quick Disconnect Pipe Connector, 4” * (ref. Form # 506033-02)  
QDPC-4  
* Converts from standard 3” outlet to 4”  
NOTE: The form numbers referenced are the part  
numbers of the instruction sheets included in kits.  
1
2
3
Form # 775,201M  
Form # 775,201M  
Form # 775,201M  
Contemporary Accessory Kit,  
M32FS, Brushed Nickel  
Artisan Accessory Kit, M32FS,  
Matte Black  
Arch Accessory Kit, M32FS,  
Matte Black  
4
7
5
6
Form # 775,077M  
I
Form # 775,201M  
Gothic Accessory Kit, M32FS,  
Black Paint  
34  
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SAFETY / LISTING LABEL  
ꢀ009  
ꢀ010 ꢀ011  
Note that your stove’s serial number is printed on the safety label, which is located near the inside of the hopper. Your stove’s serial  
number is preceded by a “WH-”(Example WH-0000000).  
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE  
35  
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Normally, all parts should be ordered through your Lennox Hearth  
Products distributor or dealer. Parts will be shipped at prevailing prices  
at time of order.  
WARRANTY  
Your pellet stove is covered by a limited warranty (provided with appli-  
ance). Please read the warranty to be familiar with its coverage.  
When ordering repair parts, always give the following information:  
Retain this manual. File it with your other documents for future refer-  
ence.  
1. The model number of the appliance.  
ꢀ. The serial number of the appliance.  
3. The part number.  
4. The description of the part.  
5. The quantity required.  
PRODUCT REFERENCE INFORMATION  
We recommend that you record the following important information  
about your fireplace. Please contact your Lennox Hearth Products dealer  
for any questions or concerns. For the number of your nearest Lennox  
Hearth Products dealer, please call 1-800-9-LENNOX.  
6. The installation date of the appliance.  
If you encounter any problems or have any questions concerning the  
installation or application of this system, please contact your dealer.  
REPLACEMENT PARTS  
LENNOX HEARTH PRODUCTS  
1110 West Taft Avenue  
Orange, CA 9ꢀ865  
See Page 31 through 31 for a complete replacement parts list. Use only  
parts supplied from the manufacturer.  
Your Stove’s Model Number __________________________________________  
Your Stove’s Serial Number ___________________________________________  
The Date On Which Your Stove Was Installed _____________________________  
Your Dealer's Name _________________________________________________  
Your Dealer's Phone Number__________________________________________  
Lennox Hearth Products reserves the right to make changes at any time, without notice, in  
design, materials, specifications, prices and also to discontinue colors, styles and products.  
Consult your local distributor for fireplace code information.  
Printed in U.S.A. © ꢀ008 Lennox Hearth Products  
P/N 775,196M REV. B 05/ꢀ009  
1110 West Taft Avenue • Orange, CA 9ꢀ865  
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