W415-1198 /05.24.136EN2.4 GENERAL INFORMATION4.1BThe installation must conform with local codes or, inabsence of local codes, the National Gas and PropaneInstallation Code CSA B149.1 in Canada, or the NationalFuel Gas Code, ANSI Z223.1 / NFPA 54 in the UnitedStates. Suitable for mobile home installation if installed inaccordance with the current standard CAN/CSA Z240MHSeries, for gas equipped mobile homes, in Canada orANSI Z223.1 and NFPA 54 in the United States.As long as the required clearance to combustibles ismaintained, the most desirable and beneficial locationfor an appliance is in the center of a building, therebyallowing the most efficient use of the heat created. The location of windows, doors and the traffic flow in theroom where the appliance is to be located should be considered. If possible, you should choose a locationwhere the vent will pass through the house without cutting a floor or roof joist.If the appliance is installed directly on carpeting, vinyl tile or other combustible material other than woodflooring, the appliance shall be installed on a metal or wood panel extending the full width and depth.Some appliances have optional fans or blowers. If an optional fan or blower is installed, the junction box mustbe electrically connected and grounded in accordance with local codes, use the current CSA C22.1 CanadianElectrical Code in Canada or the ANSI/NFPA 70 National Electrical code in the United States.We suggest that our gashearth products be installedand serviced by professionalswho are certified in the U.S.by the National FireplaceInstitute® (NFI) as NFI GasSpecialistswww.nficertified.orgFOR YOUR SATISFACTION, THIS APPLIANCE HAS BEEN TEST-FIRED TO ASSURE ITS OPERATIONAND QUALITY!IR3-1NG LPAltitude (FT) 0-4,500 0-4,500Max. Input (BTU/HR) 24,000 24,000Max. Output (BTU/HR) 18,480 18,480Efficiency (w/the fan on) 77% 77%A.F.U.E. (maximum value) 76% 76%Min. Inlet Gas Supply Pressure 4.5" Water Column (11.3mb) 11" Water Column (27.4mb)Max. Inlet Gas Supply Pressure 7" Water Column (17.4mb) 13" Water Column (32.4mb)Manifold Pressure (Under Flow Conditions) 3.5" Water Column (8.7mb) 10" Water Column (24.9mb)When the appliance is installed at elevations above 4,500ft (1371.6m), and in the absence of specificrecommendations from the local authority having jurisdiction, the certified high altitude input rating shall bereduced at the rate of 4% for each additional 1,000ft (304.8m). Expansion / contraction noises during heatingup and cooling down cycles are normal and to be expected.This appliance is not approved for closet or recessed installations. It is approved for bathroom, bedroom andbed-sitting room installations and is suitable for mobile homes. The natural gas model is suitable for installationin a mobile home that is permanently positioned on its site and fuelled with natural gas.64.2%IR3-1