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INSTALLATION INSTRUCTIONS
b-v ent Gas Fireplaces
36" Lmbv models
p/N 850040m Rev. C 07/2010
This manual is one of a set of two supporting this product.
Refer to P/N 875033M for Care and Operation Instructions.
MODELS
This manual is available in French. Order P/N 506223-23.
Ce manuel est disponible en francais. Simplement en faire
la demande numéro de la pièce 506223-23.
Millivolt Models Electronic Models
Lmbv-36RmN Lmbv-36ReN
Lmbv-36Rmp
WH Report No. 3106807
WARNING AVERTISSEMENT
HOT GL
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS These appliances comply with National Safety TAbLe OF CONTeNTS Standards and are tested and listed by Warnock WARNING Introduction ...................................... page 2 Hersey (Report No. 3106807) to ANSI Z21.50, massachusetts and New York latest edition (in Canada, CSA 2.22, latest edi- Young children should be care- Requirements .........................page 3 tion), and CAN/CG
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Provide adequate clearances around air open- massachusetts and New York WARNING: dO NOT pLACe CLOTHING ings and adequate accessibility clearance for Requirements OR OTHeR FLAmmAbLe mATeRIALS service and proper operation. Never obstruct ReQUIRemeNTS FOR THe the front openings of the appliance. ON OR NeAR THIS AppLIANCe. COmmONWeALTH OF mASSACHUSeTTS These fireplaces are approved for installat
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Test gage connections are provided on the LOCATION front of the millivolt gas control valve (iden- See Figure 1. In selecting the location, the tified E for the inlet and A for the manifold aesthetic and functional use of the appliance side). A 1/8" NPT test gage connection is are primary concerns. However, vent system provided at the inlet and manifold side of routing to the exterior and
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS CLeARANCeS AppLIANCe SpeCIFICATIONS Minimum clearance to combustibles for the appliance is as follows: sides and back - 0" (0 mm), floor - 0" (0 mm), adjacent wall - 0" (0 9-5/8" 1-1/2" 7-1/2" (38 mm) (244 mm) mm), ceiling - 64" (1625 mm). (191 mm) venting 36" Gas vent Rule – Gas vent caps are not permit- (914 mm) 37" ted within 8 feet (2.4 mm) of a vertical wall (940 mm) 20-3/16" or similar ob
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Back Wall of Chase/Enclosure pRe-INSTALLATION NOTeS FIRepLACe INSTALLATION Optional FOAK Including Finishing Materials Combustion Air Kit if any The fireplace may be installed directly on a TYpICAL INSTALLATION SeQUeNCe C combustible floor or raised on a platform of an The typical sequence of installation is outlined appropriate height. Do not place fireplace on below; however, each installation
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Step 2. Route Gas Supply Line Step 3. position Appliance Step 4. Install vent System and exterior Termination Refer to Figure 8. Using techniques and materi- Slide the fireplace into prepared framing or posi- A. Connect a 6" (152 mm) Type B vent system als prescribed by local and/or national codes. It tion fireplace in its final position and frame later. to the appliance flue collar with four (
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TH TH TP TP ® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Maximum overall height of the vent system and 2. Locate and install a low voltage (24V) Gas Controls on Valve appliance should not exceed 40 feet (12.19 m). wall switch (not supplied) in the desired location. Connect the low voltage wire to Piezo Install the B-vent system in accordance with this switch (see Figure 12 ). Ignitor the vent manufacturer's instructions. 3. After wiring
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Note: Supply wires may be alternatively connected to the outlet using the screw terminals, however Step 7. Install (Optional) Outside the black supply wire must be wired to a terminal that is opposite (across the outlet) the point Air Kit where the white supply wire is connected. These appliances are equipped with an outside (make-up) air door and integral actuator arm. If the appliance is t
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Operate the actuator through several cycles Manual Reset Limit Switch including the "lock" position. Ensuring proper operation and freedom of movement. Return the actuator arm to the locked position. Step 8. Install Logs and Glowing embers The logs are packaged and boxed within the firebox. The bag of glowing embers is in the Limit lower control compartment. Remove the glow- Switch ing embe
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Step 10. Adjust burner WARNING: AIR SHUTTeR Adj USTmeNT The following paragraphs address adjustment SHOULd ONLY be peRFORmed bY A Orifice concerns and procedures. QUALIFIed p ROFeSSIONAL SeRvICe TeCHNICIAN. Air Shutter Flame Appearance and Sooting Adjusting Set Screw Proper flame appearance is a matter of taste. Adjustment Generally most people prefer the warm glow of To adjust the flame, posi
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AVERTISSEMENT Un foyer chaud peut causer de graves brûlures Ne laissez jamais un enfant toucher à la vitre ou à toutes autres parties du foyer ® ® LENNOX MERIT LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INST SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLA ALLATION INSTRUCTIONS TION INSTRUCTIONS Step 11. ATTACH "SAFeTY-IN-OpeRATION" WARNINGS It is the installer's responsibility to ensure these warnings are properly affixed during installation. These
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS INSTALLATION ACCeSSORIeS Combustible Mantel Clearances Inches The following accessory items are available for Finished use in the installation of this appliance. 14-1/2 Wall 14 13 Outside Air Kits models FOAK-4 and FOAK-4Ld 12 Min. Height of 11 Header Mantel Above Outside Air kits are available with duct (FOAK-4) 10 Fireplace and without duct (FOAK-4LD) for use if outside 9 Opening Spacer combust
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS GAS CONveRSION KITS AveRTISSemeNT: CeT ÉQUIpemeNT de CONveRSION WARNING: THIS CONveRSION KIT SHALL be SeRA INSTALLÉ pAR UNe AGeNCe QUALIFIÉe de INSTALLed b Y A QUALIFIed SeRvICe AGeNCY SeRvICe CONFORmÉmeNT AUx INSTRUCTIONS dU IN ACCORdANCe WITH THe mANUFACTUReR'S FAbRICANT eT TOUTeS exIGeNCeS eT COdeS AppLI- INSTRUCTIONS ANd ALL AppLICAbLe COdeS ANd CAbLeS de L'AUTORISÉS AvOIR LA jURIdICTION
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IGNITE OFF ON CONTROL ® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Step 5. All millivolt Systems – Attach When reinstalling the ignitor assembly, Inlet Pressure Test Port manometer to the manifold side pressure use extreme care to prevent damage and breakage. do not apply any leverage to test fitting and verify manifold pressure reads 3.5 inches water column (0.87 kPa) for the ignitor assembly while restoring the retainer clip to its or
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® LENNOX MERIT SERIES B-VENT GAS FIREPLACES • 36" LMBV MODELS • INSTALLATION INSTRUCTIONS Notes 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. Printed in U.S.A. © 2006 by Lennox Hearth Products 16 p/N 850040m Rev. C 07/2010 1508 Elm Hill Pike, Suite 108 • Nashville, TN 37210 NO
