Manuals / Lennox Hearth / Household Appliance / Indoor Fireplace

Lennox Hearth MN54-VDLPM, MN04-VDLPM, MN03-VDLPM Note This Page Intentionally Left Blank

Models: MN03-VDLPM 2-MP53-VDLPM MP54-VDLPM MN54-VDLPM 2-EN53-VDLPM EN54-VDLPM 2-MN53-VDLPM EN04-VDLPM EN03-VDLPM MP03-VDLPM MN04-VDLPM MP04-VDLPM

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Lennox Hearth MN54-VDLPM, MN04-VDLPM, MN03-VDLPM, MP54-VDLPM, MP03-VDLPM, MP04-VDLPM Note This Page Intentionally Left Blank

Contents

INSTALLATION INSTRUCTIONS DIRECT VENT MERIT PLUS SERIESMODELS GENERAL INFORMATION PACKAGINGINTRODUCTION Gas Conversion KitsMillivolt And Electronic Models All ModelsShelf Above Fireplace With Top Venting Typical LocationsLOCATION Note See page 6, step 1 for clearanceVENT TERMINATION CLEARANCES Vertical Vent Termination ClearancesAPPLIANCE AND VENT CLEARANCES Horizontal Vent Termination ClearancesSide Elevation View TYPICAL INSTALLATION SEQUENCEDETAILED INSTALLATION STEPS Figure 5 - Side Elevation View Step 1. FRAMINGCanadian Installation Model No FIREPLACE FRAMING SPECIFICATIONSBD C 1/2 A A Model NoFIREPLACE SPECIFICATIONS Unit DimensionsVertical Offset Installation Step 3. INSTALL THE VENT SYSTEMVertical Straight Installation General InformationPage F. Install firestop/spacer at ceiling - When 0/12 Framing Dimensions for RoofPitch 6/12VERTICAL VENT FIGURES/TABLES Figure 23 - Top Vent - STRAIGHTFigure 24 - Top Vent - TWO 90 DEGREE ELBOWS continued VERTICAL VENT FIGURES/TABLESFigure 25 - Top Vent - THREE ELBOWS TABLE BD. Frame exterior wall opening TYPICAL HORIZONTAL VENT INSTALLATIONH. Install firestop/spacer at ceiling I. Support the vertical run sectionsN. Install Firestop/Spacer at exterior wall O. Install the desired terminationHorizontal Square Termination SV4.5HT-2 HORIZONTAL VENT FIGURES/TABLES Exterior Wall ThicknessH Maximum CONNECTION DIRECTLY AT APPLIANCETABLE C V MinimumV Minimum HORIZONTAL VENT FIGURES/TABLES CONTINUEDTABLE D feetA. Install the Inner Flex Pipe B. Install the Outer Flex PipeC. Route Flex Vent Step 4. FIELD WIRING A. Millivolt Wiring See FigureB. Electronic Wiring See Figure will result in a potential safety hazard Step 5. CONNECTING GAS LINEbe connected to the wire attached to the Flex Line ConnectorING EMBERS AND VOLCANIC STONES Step 6. INSTALLING THE LOGS, GLOWINSTALLING THE GLASS DOOR Step 7. CHECKING APPLIANCE OPERATIONFINISHING REQUIREMENTS Wall Details Step 9. BURNER ADJUSTMENTSBurner Adjustment Flame Appearance and sootingMANTEL CLEARANCES INSTALLATION ACCESSORIESCOLD CLIMATE INSULATION Inches mmDescription Model NoDescription Cat. No. Model No. DescriptionMillivolt Appliances AND .2 INSTALLATION CODEGAS CONVERSION KITS In CanadaStep 7. Dexen Electronic Valves Pilot OrificeElectronic Appliances All ModelsNOTE THIS PAGE INTENTIONALLY LEFT BLANK NOTE THIS PAGE INTENTIONALLY LEFT BLANK P/N 850,043M REV. F 09/2008 1110 West Taft Avenue Orange, CA