Lennox Montage 32FS User Manual

4.3 (3)

INSTALLATION AND OPERATION MANUAL

Free-Standing

Pellet Stove

Save These Instructions

For Future Reference

P/N 775,196M, Rev. NC, 06/2008

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

These appliances 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-burning room heater. Failure to follow these instructions could result in property

 

damage,bodilyinjuryorevendeath.Contactyourlocalbuildingorfireofficials

 

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 supplemental heater. They are not intended for continuous use as a primary heat source.

IMPORTANT SAFETY AND WARNIING INFORMATION

read THIS MANUAL IN ITS ENTIRETY and understand these Rules to follow for safety.

WARNING

Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to this manual. For assistance or additional information consult a qualified installer or service agency.

WARNING

Do not attempt to alter or modify the construction of the appliance or its components. Any modification or alteration may void the warranty, certification and listings of this unit.

1.DO NOT CONNECT THIS UNIT TO A CHIMNEY FLUE SERVING ANOTHER APPLIANCE.

2.Do not connect this appliance to air ducts or any air distribution system.

3.DO NOT INSTALL A FLUE DAMPER IN THE EXHAUST VENTING SYSTEM OF THIS UNIT.

4.Do not use class B venting intended for gas appliances as a chimney or connector pipe on a pellet-fired appliance.

5.The minimum clearances must be maintained for all combustible surfaces and materials including; furniture, carpet, drapes,clothing,wood,papers,etc.Donotstorecombustibles within this clearance space (see Clearances on Page 5).

6.INSTALLATION DISCLAIMER - It is imperative that the exhaust venting system be installed correctly and sealed gas-tight (not allowing exhaust to leak). Follow the vent manufacturer's instructions for proper installation. Since Lennox Hearth Products has no control over the installation of your stove, Lennox Hearth Products grants no warranty, implied or stated for the installation or maintenance of your stove, and assumes no responsibility for any consequential damage(s).

7.Burning any kind of fuel consumes oxygen. If outside air is not ducted to the appliance, ensure that there is an adequate source of fresh air available to the room where the appliance

is installed.

8.The appliance will not operate using natural draft, nor without a power source for the blower and fuel feeding systems.

9.Never use gasoline, gasoline-type lantern fuel, kerosene, charcoal lighter fluid, or similar liquids to start or “freshen up” a fire in this heater. Keep all such liquids well away from the heater while it is in use.

10.The authority having jurisdiction such as municipal building department, fire department, fire prevention bureau, etc. should be consulted before installation to determine the need to obtain a permit.

11.APPROVED FUEL: This appliance is designed specifically for use only with pelletized wood fuels only. This appliance is designed and approved for the burning of wood residue pellets with up to 3% ash content. This appliance is NOT approved to burn cardboard, nut hulls, cherry pits, corn, etc. regardless if it is in pellet form. Failure to comply with this restriction will void all warranties and the safety listing of the stove. Consult with your Lennox Hearth Products dealer for more information on approved pellet fuels.

12.CONTINUOUS OPERATION: When operated correctly, this appliance cannot be overfired. Continuous operation at a maximum burn can, however, shorten the life of the electrical components (blowers, motors, and electronic controls), and is not recommended. Typical approved operation would include running at the low to mid range setting with occasional running on the maximum setting during the coldest periods of the winter. DO NOT OVER-FIRE THIS STOVE. Follow all instructions regarding the proper use of this stove.

13.CAUTION: NEVER PUT FINGERS NEAR AUGER. This appliance is equipped with a hopper lid switch, which is designed to stop the auger when the hopper lid is opened. NEVER DISCONNECT OR BYPASSED THIS SWITCH FOR ANY REASON. Pellet fuel is fed to the UltraGrate™ by a screw auger. This auger is driven by a high torque motor. The auger is capable of doing serious harm to fingers. Keep pellets in the hopper at all times and keep fingers away from auger. The auger can start and stop automatically at any time while the stove is running.

14.CAUTION: HOT WHILE IN OPERATION. An appliance hot enough to warm your home can severely burn anyone touching it. Keep children, clothing and furniture away. Contact may cause skin burns. Do not let children touch the appliance. Train them to stay a safe distance from the appliance.

15.FLY ASH BUILD-UP: For all wood pellet fuel-burning heaters, the combustion gases will contain small particles of fly-ash. This will vary due to the ash content of the fuel being burned. Over time, the fly-ash will collect in the exhaust venting system and restrict the flow of the flue gases. The exhaust venting system should be inspected regularly and cleaned as necessary.

16.SOOT FORMATION: 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 exhaust venting system. A precautionary inspection on a regular basis is advisable to determine the necessity of cleaning. The exhaust venting system should be inspected regularly and cleaned as necessary.

17.DISPOSAL OF ASHES: Ashes should be placed in a metal container with a tight-fitting lid. The closed container of ashes shouldbeplacedonanoncombustiblefloororontheground,well away from all combustible materials, pending final disposal. If the ashes are disposed of by burial in soil or otherwise locally dispersed, they should be retained in the closed container until all cinders have been thoroughly cooled.

18.The instructions must be strictly adhered to. Do not use makeshift methods or compromise in the installation.

19.Do not abuse the door glass by striking, slamming or similar trauma. Do not operate the stove with the glass removed, cracked or broken.

20.SAVE THESE INSTRUCTIONS.

21.See the safety / listing label on the appliance hopper lid.

Congratulations!

When you purchased your new pellet stove, you joined the ranks of thousands of individuals whose answer to their home heating needs, 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.

It is our goal at Lennox Hearth Products to provide you, our valued customer, with an appliance that will ensure you years of trouble-free warmth and pleasure.

Thank you for selecting a Lennox® stove as the answer to your home heating needs.

TABLE OF CONTENTS

Important Safety Information .

. .

. . . . . . .

. Page

2

Packaging List . .

. . . . . . .

.

. . . . . .

. Page

3

Testing / Listing, EPA . .

. . . . .

. . . . .

.

. . . . . . . . . . . . .

. Page

3

Using this Manual .

. . . . . . .

 

. . . . . . .

Page

3

Planning Your Installation . .

. . .

 

. . . . . . .

Page

3

Selecting a Location. .

. . . . .

.

. . . . . .

. Page

4

Floor Protection . .

. . . .

. . . . .

. . . . .

.

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. Page

4

Clearances . . . . . .

. . . .

. . . . .

. . . . .

.

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. Page

5

Installation Tips . .

. . . .

. . . . .

. . . . .

.

. . . . . . . . . . . . .

. Page

6

Manufactured Home Installation . . .

.

. . . . . . . . . . . . .

. Page

7

Installation . . . . . .

. . . .

. . . . .

. . . . .

.

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. Page

8

Venting Requirements.

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. . . . . . .

. Page

10

Care and Operation . .

. . . . .

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. Page

17

Fuel . .

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.

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. Page 21

Routine Maintenance . .

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.

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. Page

21

Specifications. . . .

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.

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. Page

26

Component Definitions .

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Page

27

Wiring Diagram. .

. . . . . . .

 

. . . . . . .

Page

27

Troubleshooting . .

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.

. . . . . . . . . . . . .

. Page

28

Replacement Parts List & Diagrams .

 

. . . . . . .

Page

30

Optional Accessories. .

. . . . .

 

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Page

33

Safety / Listing Label. .

. . . . .

 

. . . . . . .

Page

35

Product Reference Information

 

 

Page

36

This installation and operation manual will help you obtain a safe, efficient, dependable installation for your appliance and vent system.

PLEASE READ AND UNDERSTAND THESE INSTRUCTIONS BEFORE BEGINNING YOUR INSTALLATION

Packaging List

The assembled pellet stove model Montage™ 32FS is packaged with an accessory package in the hopper and a grate scraper tool secured to the pallet:

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

Testing / Listing

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 UL 1482/ULC S627 and ASTM E 1509 for solid fuel room heaters.

The safety/listing label is located on an inside hopper surface of the pellet stove. Please read this safety label carefully. It contains important information about installation and operation of this appliance.

This appliance is tested and listed for residential installation according to current national and local building codes as:

A Free-Standing Room Heater

A Manufactured Home Heater

EPA (Environmental Protection Agency)

Status: EPA Certified - This appliance has been tested to rigorous emissions standards, and has been certified by the Environmental 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.

PRODUCT IS SUBJECT TO CHANGE WITHOUT NOTICE

Planning Your Installation

Questions To Ask Local Building Official

A correct installation is critical and imperative for reducing fire hazards and perilous conditions that can arise when wood pellet burning appliances are improperly installed. The installer must follow all of the manufacturers’ instructions.

WARNING

Check all local building and safety codes before installation. The installation instructions and appropriate 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 distribution duct. Failure to follow these instructions will void the manufacturers warranty.

The installation of this appliance must conform to local codes and applicable state and federal requirements. Familiarity with these requirements before installation is essential. Important considerations to discuss with local building officials include:

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

Power Supply Requirements

These requirements must be met unless otherwise specified by state or local authorities.

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.

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 manufactured home, the appliance must be electrically grounded to the steel chassis (see Page 7, Manufactured Home Requirements).

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.

2.Local amendments

3.Is a permit required - cost. You may wish to contact your insurance company to ask if they require this.

4.If outside combustion air is required

5.Rooms where the installation is not allowed

Surge Protectors

A surge protector is recommended to ensure the stove’s electrical components are not damaged due to a surge in the electrical supply. Only high quality protectors should be used - cheap ones 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

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.

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.

Existing Chimneys

Pellet Fuel Storage

Aesthetic Considerations

Roof Design (rafter locations and roof pitch)

Room Traffic

Proximity to Combustibles

Electrical Wiring

CAUTION

These appliances are very heavy. The use of a heavy dutyescalara(stairstephandtruck)isrecommended for lifting the appliance.

NEGATIVE PRESSURE WARNING

This appliance is not designed to be operated in a negative pressure. Very airtight homes with large kitchen exhaust fans, or homes with furnace cold air returns located in close proximity to the stove may create 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.

VentilationRequirements - Provide adequate air for combustion. The fresh 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 appliances, 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.

FLOOR PROTECTION

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.

If the floor protection is to be stone, tile, brick, etc., it must be mortared or grouted to form a continuous noncombustible surface. If a chimney connector extends horizontally over the floor, protection must also cover the floor under the connector and at least 2” (51 mm) to either side. See Clearances and Hearth Protection shown in Figure 1.

Up to * 6” (153 mm)

Rear

6”

 

6”

(153 mm)

Top View

(153 mm)

min.

 

min.

Front

Floor Protector

6” (153 mm) min.

*Note: When installed at clearances less than 6”, the floor protection is only required to extend to the wall.

Figure 1 - Floor Protection Requirements

CLEARANCES

Standard residential or manufactured home installation. These appliances require the following minimum clearances to combustibles:

Minimum Clearances To Combustibles

Montage 32FS

Horizontal Flue –

Interior Vertical

 

Directly Through Wall

Flue

A - Side wall to unit

u4” (102 mm)

u4” (102 mm)

B - Back wall to unit

2” (51 mm)

9” (229 mm)

 

 

 

C - Side wall to unit Corner

1” (25 mm)

1” (25 mm)

 

 

 

D - Max. Depth of Alcove

v24” (610 mm)

v24” (610 mm)

 

 

 

E - Flue to Wall

3” (77 mm)

3” (77 mm)

 

 

 

uMeasured to fuel hopper lid in alcove.

vMinimum Alcove Measurements - Height 48” (1220 mm) x Width 31”

(788 mm) x Maximum Depth 24” (610 mm)

Table 1 - Minimum Clearances To Combustibles

 

 

Rear Wall or Alcove

 

 

 

 

Combustible

 

 

 

B

E

 

D

Combustible

 

 

Combustible

 

A

A

 

 

 

Figure 2

 

 

 

 

 

 

Corner

 

 

 

 

Combustible

 

 

 

E

C

 

 

 

C

 

 

 

Combustible

 

 

 

Figure 3

IMPORTANT

Minimum clearances specified may not allow for ease of operation and maintenance (please take this in to account when planning the installation). 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 minimum.

Clearances to combustibles for the appliance can only be reduced by means approved by the regulatory authority.

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE

INSTALLATION TIPS

INSTALLATION TIPS

Select Your Installation Type

GOOD INSTALLATION:

Horizontal Installation

(Direct Vent - Outside Wall)

No natural draft. Wind pressures may affect operation

BETTER INSTALLATION:

Vertical & Horizontal Installation

(Up and Out)

Some natural draft aids venting. Wind pressures may still affect operation

BEST INSTALLATION:

Vertical Installation

(Straight Up)

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.

MANUFACTURED

HOME

Requires outside air for combustion. Use a galvanized or stainless steel pipe for duct. Minimum duct size 1-5/8” dia.

CLEARANCES TO

COMBUSTIBLES

Ensure all clearances are maintained in accordance to instructions contained on product safety label and in compliance with pipe/venting requirements.

PLEASE REVIEW THIS ENTIRE

INSTALLATION AND OPERA-

TION MANUAL FOR ADDITIONAL

INSTRUCTIONS.

POWER SUPPLY

Must have proper polarity and be grounded.

Note: Use of an extension cord may adversely effect the performance of your unit.

Seal all Venting Joints:

Use RTV (high temp silicone)

MANUFACTURED HOME INSTALLATION

In addition to the standard installation instructions, the following instructions 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" Ø x 5" lag screws as shown in Figures 4A, 4B, 5A and 5B.

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 substantially below the flue termination. See Figures 4B and 15.

Stove must be permanently electrically grounded to the steel chassis of the 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 standards, CSA C22.1 in Canada, as well as any local codes.

See Pages 9 through 15 for additional information on venting requirements.

WARNING: DO NOT INSTALL IN SLEEPING ROOM.

CAUTION: THE STRUCTURAL INTEGRITY OF THE MANUFACTURED HOME FLOOR, WALLS, CEILING/ROOF MUST BE MAINTAINED.

Bolt

Bolt

 

Chassis

Floor

 

Protector

Floor

 

Figure 4A - Manufactured Home Installation

 

Open front glass door and remove ash pan to access front lag screw hole.

Outside

Air Inlet

Holes for lag screws when securing to manufactured home floor

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

Manufactured Home Exhaust Vent Pipe Installation Guidelines

Use only “PL” pellet vent pipe listed to UL 641 and ULC S609. The pipe should extend 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.

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE

Lennox Montage 32FS User Manual

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 B

Front Lag Screw

DETAIL B

Front Lag Screw

(actual size)

Figure 5A - Front Lag Screw

Pallet

SEE DETAIL C

Rear Pallet

Bracket

Rear Lag Screw

Rear Lag Screw

(actual size)

DETAIL C

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.

Check list:

Check off each item as you proceed with the installation process.

qRead the ENTIRE stove installation section first

qDetermine the appropriate measurements and locations for your installation.

qFollow the installation directions in this manual.

qBe sure to prefit all items before you install, fasten, or set up the appliance permanently.

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE

Prior to lighting your appliance:

qReview the safety precautions section.

qReview the pellet FUEL section.

qReview and follow the Operating Instructions.

qPlug power cord connector into corresponding connector on the back of appliance (see Figures 7 and 8 showing connector locations).

After you have begun operation of your appliance:

qReview the routine cleaning / maintenance information.

qEnjoy the warmth from your new Lennox Hearth Products pellet stove!

Damper Location, Installation And Adjustment

Damper Air Control

Located behind the right side panel on model Montage 32FS.

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.

Loosen Setscrew Standard Setting to Adjust Damper

3/4" (19mm)

Damper

Figure 6 - Damper Adjustment

IMPORTANT NOTE: Install the thermostat per the manufacturers instructions, provided with the thermostat. Failure to follow manufacturers instructions could result in a malfunction. Pay special attention to the thermostat location requirements. If the location requirements are not adhered to the appliance, erratic operation or failure may occur.

Do not mount the thermostat where it may be affected by:

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.

Thermostat Installation:

Note: Always Disconnect Power Before Performing The Thermostat

Installation.

A 24 volt wall thermostat and 20 feet of 18-gage thermostat wire is included in the accessory package. It is recommended that the thermostat and thermostat wire be installed by an Lennox Hearth Products dealer.

Thermostat wires and purple wires from wire harness will connect to these 2 terminals

Jumper

Route thermostat wires

Remove jumper if Thermostat IS to be used

through this grommet

Leave jumper on, if thermostat is NOT used

 

Figure 7 - Terminal Block

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 thermostat!

Note: See Wiring Diagram on Page 27.

IMPORTANT

If the wall thermostat provided is not used, the jumper is required for the stove to operate.

Figure 8 - Terminal Block Location

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE

VENTING REQUIREMENTS

It is recommended that only an Lennox Hearth Products dealer install your 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.

Selecting a Location

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

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.

Note: 30 feet maximum vertical vent allowed (6 inches minimum vertical).

Type of Pipe

This stove requires type “PL” vent pipe (pellet vent pipe, sometimes referred to as “L-Vent pellet vent”), listed to UL 641 or ULC S609. 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.

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.

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).

Pipe Clearances/Requirements

See pipe manufacturers instructions for installation of venting components and clearances. Follow pipe manufacturers installation precautions for passing pipe through a combustible wall or ceiling (i.e. use an approved thimble).

Notes

Offsets and horizontal runs accumulate fly-ash and soot which reduces the exhaust flow and performance of the stove.

Total Offsets in venting system should not exceed 270° total in direction change.

Maximum Vertical Vent - 30 feet (9.14 M)

Horizontal Runs - The maximum total horizontal run must not exceed 10 feet (3.1 meters).

Horizontal run of pipe requires 1/4” (7 mm) rise per foot.

Pellet vent pipe requires 3” (75 mm) clearance from outside of pipe unless otherwise specified by vent manufacturer - all diameters: 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.

It is not recommended to terminate exhaust vent on the prevailing wind side of the house.

It is not recommended using a termination cap with a screen (fly-ash can collect in a screen resulting in blockage).

10

Pipe/Liner Joint Requirements

Silicone sealant and 3 screws are required to secure the first vent connection 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.

Connection to Masonry Chimney through a Wall

Be sure to verify the construction of a masonry chimney, as it may have combustible framing.

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.

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 prevailing 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.

Vent Termination

Do not terminate vent in an enclosed or semi-enclosed area such as: carports, garage, attic, crawl space, under a deck, porch, narrow walkway, closely fenced area, or any location that can build up a concentration of fumes such as a stairwell, covered breezeway etc.

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.

Termination Cap

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).

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). The final termination of the exhaust system must be configured so that 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.

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 careful to choose a location for the vent termination which does not expose people or shrubs to high heat from the exhaust gases. The exhaust gases are not hot enough to ignite grass, plants and shrubs located in the vicinity 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 instructions when installing and terminating the exhaust. The vent pipe should be horizontal and never run the pipe in a downward direction (recommend a 1/4” [7 mm] rise per foot horizontal).

Vent Termination Locations

Air Supply Inlet

Vent Terminal

Area Where Terminal Is Not Permitted

Vertical Terminal

(From Eave)

24”

(610mm)

D

E

M

H

 

B

 

F

 

J

Vertical Terminal

24”

(610mm)

G

A

Fixed Closed

 

B

B

 

N

C

 

 

L

 

 

 

 

B

 

 

K

 

 

A

B

Able To Open

A = Clearance above grade, veranda, porch, deck, or balcony (min. 12”/30cm)

B = Clearance to window or door that may be opened (min. 12”/30cm above - 48”/1.2m below and to the side)

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 centerline 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)

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)

Figure 9

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)

N = ***Clearance under veranda, porch, deck, or balcony (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.

***Only permitted if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor.

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE

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