Lennox MPB3328CNM-B Installation Instructions Manual
Lennox MPB3328CNM-B Installation Instructions Manual

Lennox MPB3328CNM-B Installation Instructions Manual

Merit plus series mpb b-vent gas fireplaces
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p/N 850033m Rev. G 01/2011
This manual is one of a set of two supporting this product.
Refer to P/N 875031M for Care and Operation Instructions.
Ce manuel est disponible en francais, simplement
en faire la demande. Numéro de la pièce 850033CF.
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.
-
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.
department.
- Installation and service must be performed by a
INSTALLATION INSTRUC TIONS
MPB B-Vent
Gas Fireplaces
MODELS
mILLIVOLT:
mpb3328CNm-b
mpb3328Cpm-b
mpb3530CNm-b
OTL Report No. 116-F-36-5
• 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.
mpb3530Cpm-b
mpb3328CNE-b
mpb4035CNm-b
mpb3530CNE-b
mpb4540CNm-b
Portland
US
• EL VIDRIO CALIENTE
CAUSARÁ QUEMADURAS.
• USTED DEBE NUNCA
TOCAR EL VIDRIO CALIENTE.
• LOS NIÑOS DEBEN NUNCA
TOCAR EL VIDRIO.
ELECTRONIC:
mpb4035CNE-b
mpb4540CNE-b

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Summary of Contents for Lennox MPB3328CNM-B

  • Page 1 850033m Rev. G 01/2011 mILLIVOLT: ELECTRONIC: This manual is one of a set of two supporting this product. Refer to P/N 875031M for Care and Operation Instructions. mpb3328CNm-b mpb3530Cpm-b mpb3328CNE-b mpb4035CNE-b Ce manuel est disponible en francais, simplement mpb3328Cpm-b...
  • Page 2: Table Of Contents

    TAbLE OF CONTENTS pACKAGING LIST WARNING Packaging .........Page 2 The assembled vented gas fireplace is pack- Young children should be care- aged with: Introduction ........Page 2 fully supervised when they are 1 - One log set located in firebox area. General Information ......Page 2 in the same room as the appli- 2 - One envelope containing the literature pack-...
  • Page 3 Note: Installation and repair should be done The appliance, when installed, must be electri- WARNING by a qualified service person. The appliance cally grounded and wired in accordance with local codes or, in the absence of local codes, should be inspected before use and at least Improper installation, adjust- with the National Electrical Code, ANSI/NFPA annually by a professional service person.
  • Page 4: Requirements

    Gas Valve diagrams Electronic models - These electronic appliances These appliances must be isolated from the See Figure 1 for Millivolt models and Figure 2 have a fixed rate gas valve and an electronic gas supply piping system (by closing their For Electronic Models.
  • Page 5: Cold Climate Insulation

    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 outside chase cavity between studs and under floor on which appliance rests, if floor is above Vertical ground level.
  • Page 6: Vent Termination Clearances

    VENT TERmINATION CLEARANCES Termination Heights For Vents Gas Vent Rule - Above Flat Or Sloped Roofs Gas vent caps are not per- Ref. NFpA 54 / ANSI Z223.1, 7.6 mitted within 8 feet (2.4 mm) of a vertical wall or similar obstruction. Gas vent caps that are Roof pitch Feet meters...
  • Page 7: Appliance And Vent Clearances

    mINImUm CLEARANCES TO COmbUSTIbLES MANTEL CLEARANCES Appliance And Vent Clearances Inches (mm) 12 (305) MANTEL Maintain clearances from appliance to combustible materials as detailed in Table 6 with the following exception: When the unit is installed with 10 (254) MANTEL one side flush with a wall, the wall on the other side of the unit must 8 (203) MANTEL not extend beyond the front edge of the unit.
  • Page 8: Detailed Installation Steps

    Step 7. (Page 15) Outside Air Kit Installa- Side Nailing Flanges WARNING tion. Step 8. (Page 16) Verify appliance opera- The fireplace should be secured to the side Failure to position the parts in tion. framing members using the unit's nailing Step 9.
  • Page 9: Framing Specifications

    FRAmING SpECIFICATIONS Back Wall of Chase/Enclosure Including Finishing Materials if any *Optional FOAK Outside Air Kit Header Rough Framing Face (Unfinished Shown) Outside Chase back Wall of Chase/Enclosure Including Finishing materials Fireplace Framing if any back Wall of Chase/Enclosure Including Finishing materials if any Rough Framing Face...
  • Page 10: Fireplace Specifications

    FRAMING FIREpLACE SpECIFICATIONS SPACERS Flue Outlet For B-Vent Connection (Top and Sides and Rear) NOTE - Hood shown ELECTRICAL INLET Top View as positioned 2-3/4 x 2 (70 x 51) COVER PLATE with KNOCKOUT) in louvered ELECTRICAL INLET front model. 3 (76) (See Also Right Side View)
  • Page 11: Step 2. Routing Gas Line

    Step 2. ROUTE GAS SUppLY LINE Never use galvanized or plastic pipe. Refer Notes: to Table 7 for proper sizing of the gas supply • All appliances are factory-equipped with a line, if black iron pipe is being used. Gas lines flexible gas line connector and 1/2 inch shutoff Route a 1/2"...
  • Page 12: Step 3. Install The Venting System

    Step 3. INSTALL THE VENT SYSTEm & EXTERIOR TERmINATION: General Information Offset Installations These instructions should be used as a Vertical guideline and do not supersede local codes Installations in any way. Install venting according to local codes, these instructions, the current National Fuel Gas Code (ANSI-Z223.1) in the USA or the current standards of CAN/CSA-b149.1 in Canada.
  • Page 13: Step 4. Field Wiring

    Step 4. FIELd WIRING b. Electronic Wiring (See Figures 17 or 18) – A. SIT millivolt Wiring (See Figure 14) – Note: The electronic appliance must be con- CAUTION 1. Select any of the following optional controls: nected to the main power supply. appliance-mounted (rocker switch) or wall- Ground supply lead must be con- mounted switch, thermostat, or one of the...
  • Page 14: Step 6. Connecting Gas Line

    2. If the factory-provided outlet/junction box at Step 6. CONNECTING GAS LINE Electronic Wiring Diagram (Honeywell) the right rear of the fireplace is being used, Showing the Blower Wiring for the Optional remove the outlet box from the junction box All codes require a shut-off valve mounted FBK-100 and FBK-200 Kits in the supply line.
  • Page 15 After completing the installation of the optional outside air vent system the outside air control Gas Flex Line Connector lever must be put in service and tested to en- 3/8" NPT x 1/2" x 3/8" Flare sure proper operation before completing any Valve Flare Fitting Shut-off Valve...
  • Page 16: Step 7. Outside Air Kit Installation .Page 15 Step 8. Verify Unit Operation

    Step 9. INSTALLING LOGS, dECORA- SIT millivolt Appliance Checkout TIVE VOLCANIC STONE ANd GLOW- The pilot flame should be steady, not lifting ING EmbERS or floating. Flame should be blue in color with traces of orange at the outer edge. WARNING The top 3/8"...
  • Page 17 Proper twig placement is critical to prevent sooting. Twigs should be placed in the gaps between the flame peaks and should be positioned Glowing Embers so that at no time they impinge the flames. 1. Remove the appliance front door. Separate into Quarter 2.
  • Page 18 mpb-3328 LOG pLACEmENT LOG SET Catalog Number 24m1501 * Item description (stamped #) Log, Rear (39-12) Log, Left (39-1) Log, Right (39-2) Log, Top Center (39-13) Log, Top/Left (39-3) Log, Top/Right (39-4) * Item numbers above correspond to photos Position the individual logs as shown below. Logs should be placed in the order shown.
  • Page 19 mpb-3530 LOG pLACEmENT LOG SET Catalog Number 24m2201 * Item description (stamped #) Log, Rear (39-5) Log, Left (39-1) Log, Right (39-2) Log, Top Center (39-6) Log, Top/Left (39-3) Log, Top/Right (39-4) * Item numbers above correspond to photos Position the individual logs as shown below. Logs should be placed in the order shown.
  • Page 20 mpb-4035 & mpb-4540 LOG pLACEmENT LOG SET Catalog Number 24m2501 * Item description (stamped #) Log, Center (39-8) Log, Rear (138) Log, Right (39-10) Log, Left (39-9) Log, Top/Left (39-11) Log, Top/Right (39-11) * Item numbers above correspond to photos Position the individual logs as shown below.
  • Page 21: Step 10. Installing Glass Enclosure

    Step 10. INSTALLATION ANd REMOVAL Only doors certified with the appliance OF GLASS dOOR shall be used. Top Flange on Glass door Seules des portes certifiées pour cet WARNING Glass door appareil doivent être utilisées. Latch • do not attempt to substitute the CAUTION: dO NOT abuse glass door by striking or slamming shut.
  • Page 22: Step 11. Burner Adjustment

    Note - The air shutter for the burner primary burner Air Shutter Adjustment Step 11. bURNER AdJUSTmENTS air opening is factory-set. Do not adjust the factory-set position. The factory-set position is Flame Appearance and Sooting shown in Figure 33. Proper flame appearance is a flame which is WARNINGS blue at the base and becomes yellowish-orange in the body of the flame.
  • Page 23: Limit Switch Operation

    Step 12. VENT OpERATION TEST After appliance installation, perform this vent operation test to verify that proper venting conditions exist: 1 - Place unit in its normally-operated condi- tion, that is, with the glass enclosure panel in place. 2 - Close all doors and windows in the room. Turn on all exhaust fans in the house.
  • Page 24: Step 13. Hood Installation

    Step 13. HOOd INSTALLATION 4 - Remove the safety switch bracket securing screws (2), and pull the switch/bracket assembly, with low voltage wires attached, All of these appliances must have a hood installed prior to operating on the side with a glass through the side panel slot into the firebox.
  • Page 25: Step 14. Attaching Safety-In-Operation Warnings

    3. Si no puede encontrar las etiquetas, sírvase llamar Hearth Products dealer to receive additional 3. Si vous ne trouvez pas les étiquettes, veuillez a Lennox Hearth Products o al distribuidor de safety instruction labels free of charge. appeler Lennox Hearth Products ou votre distribu- Lennox Hearth Products más cercano para recibir...
  • Page 26: Gas Conversion Kits

    GAS CONVERSION KITS Electronic HONEYWELL Systems Natural Gas To propane Gas Conversion Kits WARNING models Cat. No. This conversion kit shall be installed by a qualified service agency in accor- mpb-3328 26m59 dance with the manufacturer’s instructions and all applicable codes and mpb-3530 26m60 requirements of the authority having jurisdiction.
  • Page 27 See Figure 42 and replace the pilot orifice as fol- burner Orifice Sizes lows: Remove the igniter assembly retainer clip, SIT millivolt Gas Valve Elevation 0-4500 feet ( 0-1372 meters) and carefully remove the igniter assembly. Natural propane models pressure Exercise extreme care to prevent damage to Regulator or breakage of the igniter assembly.
  • Page 28 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. © 2005 Lennox Hearth Products 1508 Elm Hill Pike, Suite 108 •...

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