Stimmen - 5, Durchschnittliche Bewertung: 3.8 ( )

Hersteller: Lennox Hearth Dateigröße: 4.36 mb Dateiname: Unterrichtssprache:

Do not insulate the space between the appliance and the area above it. See Figure 9. The minimum height from the base of the appliance to the underside of combustible materials used to construct a utility shelf in this fashion is shown in the Table in Figure 9. The appliance should be mounted on a fully supported base extending the full width and depth of the unit. The appliance may be located onornearconventional constructionmaterials. However, if installed on combustible materials, such as carpeting, vinyl tile, etc., a metal or woodbarriercoveringtheentirebottomsurface must be used. MANUFACTURED HOME REQUIREMENTS This appliance may be installed in an aftermarket permanently located, manufactured home (USA only) or mobile home, where not prohibited by local codes. Cet appareil peut etre installe dans un maisonprefabriquee (E.-U. seulement) ou mobile deja installee a demeure si les reglements locaux le permettent. Manufactured Home installations must be installed in accordance with these instructions and the following standards / codes: • Manufactured Home Construction and Safety Standard Title 24 CFR, Part 3280, or the current Standard for Fire Safety Criteria for Manufactured Home Installations, Sites and Communities ANSI / NFPA 501A in the USA, and CAN / CSA Z240 MH Mobile Home Standard in Canada • (when applicable) The American National StandardforManufacturedHomes(NCSBCS / ANSI A225.1 -latest edition). CAUTIONS Ensure that the cross members are not cut or weakened during installation.Thestructuralinteg rity of the manufactured home floor,wall,and ceiling/roofmust be maintained. Thisappliancemustbegrounded to the chassis of the manufac tured home in accordance with local codes or in the absence of local codes, with the National Electrical Code ANSI / NFPA 70 latest edition or the Canadian ElectricalCodeCSAC22.1 latest edition. VENT TERMINATION CLEARANCES These instructions should be used as a guideline and do not supersede local codes in any way. Install vent according to local codes, these instructions, the current National Fuel Gas Code (ANSI-Z223.1) in the USA or the current standards of CAN/CGA-B149.1 and -B149.2 in Canada. Terminate multiple vent terminations according to the installation codes listed above. Terminate single vent caps relative to building components according to Figure 5. 12 X Roof Pitch is X/12 2 FT MIN.2 FT MIN. Lowest Discharge Opening H* *H = MINIMUM HEIGHT FROM ROOF TO LOWEST DISCHARGE OPENING OF VENT TERMINATION HEIGHTS FOR VENTS ABOVE FLAT OR SLOPED ROOFS Horizontal Overhang Vertical Wall Vent Termination Storm Collar Concentric Vent Pipe Flashing 1 inch (25.4 mm) Minimum Clearance to Combustibles Figure 5 Vertical Vent Termination Clearances Horizontal Vent Termination Clearances Thehorizontalventterminationmusthaveaminimumof3"(76mm)clearancetoanyoverheadcombustibleprojectionof21/2"(64mm)orless.SeeFigure 6. Forprojectionsexceeding21/2" (64mm),seeFigure 6.ForadditionalventlocationrestrictionsrefertoFigure 7 on Page 8. Figure 6 Note -See Figure 35 on Page 20 for the exterior wall recess allowances of the square horizontal termination. Termination Heights For Vents Above Flat Or Sloped Roofs Ref. NFPA 54 / ANSI Z223.1, 7.6 Roof Pitch * Feet *Meters Flatto6/121.00.36/12to7/121.250.387/12to8/121.50.468/12to9/122.00.619/12to10/122.50.7610/12to11/123.250.9911/12to12/124.01.2212/12to14/125.01.5214/12to16/126.01.8316/12to18/127.02.1318/12to20/127.52.2920/12to21/128.02.44Thevent/airintaketerminationclearancesabovethehighsideofanangledroofisasshowninthefollowingchart: 3" (76 mm)12" (305 mm) Combustible Projection greater Horizontal Vent Termination Clearances Combustible Projection2-1/2 inches or less in length 18" (457 mm) Ventilated Soffit Unventilated Soffit than 2-1/2 inches in length Termination Kit Side Elevation View Termination Kit All horizontal terminations may be located as close as 6” (152mm) to any (non-combustible and combustible) exterior sidewall. This distance may be decreased to 2” (51mm) for non-- combustible exterior sidewalls only, if the SV4.5HT-2 termination is used. NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE. EXTERIOR HORIZONTAL VENT TERMINATION CLEARANCE REQUIREMENTS V V V V V F C Fixed Closed Window OperableWindow B B A B H M I = Area where Terminal is not Permitted = Air Supply InletX = Vent Terminal V D V 3 ft. 3 ft. A A A = 9” in U.S. = 12” in Canada VL B J X V A G C Inside Corner Detail BC C *18” Ventilated Soffit Horizontal Termination Detail D Exterior Wall Center Line NOTE: Location Of The Vent Termination of Termination 18” Inside Corner * See Item D in the Text Below. V P V O N N Q NOTE: Local Codes Or Regulations May Require Different Clearances. Must Not Interfere With Access To The Electrical Service. Canadian Installation* US Installation** A = Clearance above grade, veranda, porch, deck, or balcony. 12 inches (30cm)* 12 inches (30cm)** B = Clearance to window or door that may be opened. 6 inches (15cm) for appliances < 10,000 Btuh (3kW), 1...

Herunterladen

Geben Sie zwei Ziffern: