Lennox Hearth Products Montebello LSM40MN-2 Installation Instructions Manual
Lennox Hearth Products Montebello LSM40MN-2 Installation Instructions Manual

Lennox Hearth Products Montebello LSM40MN-2 Installation Instructions Manual

Montebello direct vent gas fireplaces

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P/N 850026M Rev. G 06/2011
This manual is one of a set of two supporting this product.
Refer to P/N 875027M for Care and Operation Instructions.
Ce manuel est disponible en francais, simplement
en faire la demande. Numéro de la pièce 850026CF.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
INSTALLATEUR : Laissez cette notice avec l'appareil.
CONSOMMATEUR : Conservez cette notice pour
consultation ultérieure.
This appliance may be installed in an aftermarket permanently located, manufactured home (USA only) or mobile
home, where not prohibited by local codes. This appliance is only for use with the type of gas indicated on the rating
plate. This appliance is not convertible for use with other gases unless a certified kit is used.
WARNING / AVERTISSEMENT / AVISO
• HOT GLASS WILL CAUSE
BURNS.
• DO NOT TOUCH GLASS
UNTIL COOLED.
• NEVER ALLOW CHILDREN
TO TOUCH GLASS.
WARNING: If the information in these instructions
is not followed exactly, a fire or explosion may
result, causing property damage, personal injury,
or death.
- Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
- WHAT TO DO IF YOU SMELL GAS:
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any
phone in your building.
• Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's
instructions.
• If you cannot reach your gas supplier, call the fire
department.
- Installation and service must be performed by a
qualified installer, service agency or the gas supplier.
INSTALLATION INSTRUC TIONS
Montebello
Direct Vent Gas Fireplaces
MODELS
LSM40MN-2
LSM40MP-2
OTL Report No. 116-F-22-5
• UNE SURFACE VITRÉE CHAUDE
PEUT CAUSER DES BRÛLURES.
• LAISSER REFROIDIR LA SURFACE
VITRÉE AVANT D'Y TOUCHER.
• NE PERMETTEZ JAMAIS À UN ENFANT
DE TOUCHER LA SURFACE VITRÉE.
AVERTISSEMENT : Assurez-vous de bien suivre les
instructions données dans cette notice pour réduire au
minimum le risque d'incindie ou d'explosion ou pour
éviter tout dommage matériel, toute blessure ou la mort.
- Ne pas entreposer ni utilizer d'essence ni d'autres vapeurs
ou liquides inflammables dans le voisinage de cet appareil
ou de tout autre appareil.
- QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ :
• Ne pas tenter d'allumer d'appareil.
• Ne touchez à aucan interrupteur. Ne pas vous servir des
téléphones se trouvant dans le bâtiment où vous trouvez.
• Appelez immédiatement votre fournisseur de gaz depuis
un voisin. Suivez les instructions du fournisseur.
• Si vous ne pouvez rejoindre le fournisseur de gaz,
appelez le service des incindies.
- L'installation et l'entretien doivent être assurés par un
installateur ou un service d'entretien qualifié ou par le
fournisseur de gaz.
®
MILLIVOLT:
LSM45MN-2
LSM45MP-2
Portland
US
• EL VIDRIO CALIENTE
CAUSARÁ QUEMADURAS.
• USTED DEBE NUNCA
TOCAR EL VIDRIO CALIENTE.
• LOS NIÑOS DEBEN NUNCA
TOCAR EL VIDRIO.
ELECTRONIC:
LSM40EN-2
LSM45EN-2

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Summary of Contents for Lennox Hearth Products Montebello LSM40MN-2

  • Page 1 ® Direct Vent Gas Fireplaces MODELS MILLIVOLT: ELECTRONIC: P/N 850026M Rev. G 06/2011 This manual is one of a set of two supporting this product. LSM40MN-2 LSM45MN-2 LSM40EN-2 Refer to P/N 875027M for Care and Operation Instructions. LSM40MP-2 LSM45MP-2 LSM45EN-2 Ce manuel est disponible en francais, simplement en faire la demande.
  • Page 2: Table Of Contents

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) GENERAL INFORMATION TABLE OF CONTENTS PACKAGING Packaging .........Page 2 The assembled vented gas fireplace is pack- WARNING aged with: Introduction ........Page 2 General Information ......Page 2...
  • Page 3 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Note: Installation and repair should be done The appliance, when installed, must be electri- WARNING by a qualified service person. The appliance cally grounded in accordance with local codes...
  • Page 4: Requirements

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Gas Pressure - All Models Orifice Sizes - Sea Level To high Altitude Gas Supply Inlet (All Models) Tables 2 and 3 show the appliances' inlet and...
  • Page 5: Cold Climate Insulation

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) COLd CLIMATE INSULATION For cold climate installations, seal all cracks around your appliance with noncombustible material and wherever cold air could enter the room. It is especially important to insulate...
  • Page 6: Vent Termination Clearances

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) VENT TERMINATION CLEARANCES Vertical Vent Termination Clearances These instructions should be used as a guide- Termination heights For Vents line and do not supersede local codes in any...
  • Page 7 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) ExTERIOR hORIZONTAL VENT TERMINATION CLEARANCE REQUIREMENTS NOTE: Local Codes Or Regulations May Require * See Item d in the Text Below. Different Clearances. Center Line...
  • Page 8: Minimum Clearances To Combustibles

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) MINIMUM CLEARANCES TO COMBUSTIBLES Combustible Shelf height - Inches (millimeters) The appliance is approved with zero clearance to combustible materials Top Vent - with 2 Feet Vertical Vent and One 90 degree Elbow...
  • Page 9: Detailed Installation Steps

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Step 3. (Page 12) Install the vent system and WARNING exterior termination. Step 4. (Page 21) Field Wiring Failure to position the parts in a. Millivolt and Electronic Appliances –...
  • Page 10: Fireplace And Framing Specifications

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) FIREPLACE ANd FRAMING SPECIFICATIONS Framing dimensions Models Framing should be constructed VENT FRAMING - 50-3/4 75-1/8 of 2x4 or larger lumber. TOP VENT WITH 2 FEET...
  • Page 11: Step 2. Routing Gas Line

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Model 50-5/8 83-5/8 59-1/8 41-7/8 LSM40-2 1286 2124 1502 1064 56-3/4 89-7/8 63-1/2 44-7/8 LSM45-2 1441 2283 1613 1140 Back wall of chase/enclosure (including any finishing materials)
  • Page 12: Step 3. Install The Vent System

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Step 3. INSTALL ThE VENT SYSTEM Installation of Vent Restrictor AIR INLET BAFFLE General Information A vent restrictor may be needed with this appli- ance. The restrictor is installed in the appliance...
  • Page 13: Vertical Termination Systems

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) VERTICAL TERMINATION SYSTEMS (ROOF) i t c i t c See Figure 17 and Figures 25 through 27 on i t c i t c...
  • Page 14 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) B. Attach vent components to appliance - Se- Push the vent component against the previous Vertical (Offset) Installation cure Vent SV8 direct-vent system components section until it fully engages, then twist the...
  • Page 15 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) One method of support is by utilizing field pro- K. Install the vertical termination - The vided support straps (conventional plumber's final step involves installation of the Vertical tape).
  • Page 16: Vertical Vent Tables And Figures

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) VERTICAL VENT FIGURES/TABLES Table A Notes: • Secure Vent™ (rigid vent pipe) is shown V Minimum h Maximum in the Figures. feet (meter) feet (meter) •...
  • Page 17: Horizontal Termination System

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) hORIZONTAL (OUTSIdE WALL) TERMINATION SYSTEM TYPICAL HORIZONTAL VENT INSTALLATION Support Horizontal / Inclined Run SV8HTS Building See Figures 28, 31, 32 and 33 on Pages 17,...
  • Page 18 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) J. Assemble vent run to exterior wall - If not SV8HTS previously measured, locate the center of the Firestop/Spacer (SV8HF) shown Termination on the exterior side of the wall. It vent at the exterior wall.
  • Page 19: Horizontal Vent Tables And Figures

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) hORIZONTAL VENT FIGURES/TABLES See Table 8 as an aid in venting component selection for a particular range of exterior wall thicknesses. Notes: Venting Components Required for Various Exterior Wall Thick- •...
  • Page 20 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) hORIZONTAL VENT FIGURES/TABLES (continued) Wall Firestop/Spacer Table d (SV8HF) V Minimum Maximum feet (meter) feet (meter) (1.07) (0.762) (1.98) (1.07) (2.6) (1.37) 10.5 (3.2) (1.68) 12.5...
  • Page 21: Step 4. Field Wiring

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Refer to Section A for millivolt appliances and Step 4. FIELd WIRING 3. Remove the cover plate's knockout and then Section B for electronic appliances. The gas...
  • Page 22: Step 5. Removing Glass Door Frame Assembly

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Step 6. CONNECTING GAS LINE Bring the shutoff valve on the end of the flex-line over to the hard pipe and tighten with wrenches All codes require a shut-off valve mounted in the from above through the firebox opening.
  • Page 23: Step 7. Checking Appliance Operation

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) TEST ALL CONNECTIONS FOR GAS LEAKS Step 7. ChECKING APPLIANCE MILLIVOLT (FACTORY ANd FIELd): Hood OPERATION Igniter Rod Thermocouple Turn on burner then observe the individual tongues of flame on the burner.
  • Page 24: Step 8. Installing Logs And Panels

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Step 8. LOG, VERMICULITE, VOLCANIC STONE ANd GLOWING REFERENCE - Firebox Accessories / Parts EMBER PLACEMENT Cat. No. Model description 88L53 Bag of Glowing Embers...
  • Page 25 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) LSM40-2 & LSM45-2 Log Placement Align Groove At The Bottom Of Log (2) Over Figure 46 The Grate And Push It Towards The Rear. Log Number...
  • Page 26: Step 9. Installing Glass Door

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Step 9. INSTALLATION ANd REMOVAL Step 10. BURNER AdJUSTMENTS Installing Glass Enclosure Panel (see Figure 49) OF GLASS dOOR Flame Appearance and sooting Retrieve the glass door. Visually inspect the WARNING gasket on the backside of the frame.
  • Page 27 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Burner Air Shutter Adjustment Procedure Air Shutter WARNING Opening • Air shutter adjustment should only be performed by a quali- Main Burner Factory Air Shutter...
  • Page 28: Finishing Requirements

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) FINIShING REQUIREMENTS Non-combustible materials, such as surrounds and other appliance trim, may be installed on the appliance front face with the exceptions. Wall details Vertical installation clearances to combustible mantels vary according Complete finished interior wall.
  • Page 29: Step 11. Attaching Safety-In-Operation Warnings

    3. If you are unable to locate the labels, please call (Figure C). Choisissez la langue qui est principale- Lennox Hearth Products o al distribuidor de Lennox Lennox Hearth Products or your nearest Lennox ment parlée dans la résidence du propriétaire.
  • Page 30: Installation Accessories

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) INSTALLATION ACCESSORIES Listed Secure Vent™ Components h2262 SV8SU Support Strap Cat. Model description h2266 SV8hTS horizontal Square Termination with Firestop/Spacer h2263 SV8SP Support Plate (h2260) and...
  • Page 31: Gas Conversion Kits

    LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) GAS CONVERSION KITS Step 1. TURN OFF ThE GAS SUPPLY TO ThE APPLIANCE and disconnect power supply at the circuit breaker. Ensure appliance is cold.
  • Page 32 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Burner Orifice Sizes SIT Millivolt Pilot Assembly Shown SIT Millivolt Gas Elevation 0-4500 feet ( 0-1372 meters) Valve Shown Model Nat.Gas Propane drill size (inches)
  • Page 33 LENNOX HEARTH PRODUCTS • MONTEBELLO DV GAS FIREPLACES • INSTALLATION INSTRUCTIONS ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) NOTES NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
  • Page 34 ® (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) Lennox Hearth Products reserves the right to make changes at any time, without notice, in design, materials, specifications, and prices, and also to discontinue colors, styles, and products. Consult your local distributor for fireplace code information.

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