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Smith Water Products Company. We appreciate your confidence in our products. CAUTION TEXT IN BLACK BOLD TYPE OR UNDERLINED CONTAINS INFORMATION RELATIVE TO YOUR SAFETY. PLEASE READ THOROUGHLY BEFORE INSTALLING AND USING THIS APPLIANCE. McBEE, SOUTH CAROLINA, USA PLACE THESE INSTRUCTIONS ADJACENT TO HEATER AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE. PRINTED 0107 197569-000 ROUGH-IN DIMENSIONS FIGURE 1. DIMENSIONS Model Units A B C D E F G H J K L M BT-80 Inches 61 1/8 58 1/2 29 11/16 26 1/2 15 3/16 4 14 1/2 16 1 1/4 1 1/2 11 15/16 Natural & LP C M 155.25 148.6 75.4 67.3 38.6 10.2 39.4 40.6 3.2 NPT NPT 30.3 BT-100 Inches 68 5/8 66 1/2 30 15/16 27 3/4 15 3/16 4 15 3/4 16 1 1/4 1 1/4 1/2 11 15/16 Natural & LP CM 174.3 168.9 78.59 70.5 38.6 10.2 40.0 40.6 3.2 NPT NPT 30.3 RECOVERY RATINGS Model Input Approx. Gal. Approx. Liter Temp. C° 17 22 28 33 39 44 50 56 61 67 72 78Rating Rating Btu/Hr kW Cap. Cap. Rise F° 30 40 50 60 70 80 90 100 110 120 130 140 BT- 80 75,100 22.0 74 280 GPH 243 182 146 121 104 91 81 73 66 61 56 52 LPH 916 686 550 456 392 343 305 275 249 230 211 196 BT -100 75,100 22.0 98 371 GPH 243 182 146 121 104 91 81 73 66 61 56 52 LPH 916 686 550 456 392 343 305 275 249 230 211 196 Recovery ratings based on 80% thermal efficiency. FOREWORD The design of models BT-80 and 100 comply with the current edition of ANSI Z21.10.3-CSA 4.3 as automatic storage or automatic circulating tank type water heaters. Installation diagrams are found in this manual. These diagrams will serve to provide the installer with a reference for the materials and method of piping necessary. It is highly essential that all water and gas piping be installed as shown on the diagrams. In addition to these instructions, the equipment shall be installed in accordance with those installation regulations in force in the local area where the installation is to be made. These shall be carefully followed in all cases. Authorities having jurisdiction should be consulted before installations are made. In the absence of local codes, the installation must comply with the current edition of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 or the Natural Gas and Propane Installation Code CAN/CSA-B149.1. These documents are available from the Canadian Standards Association, 8501 East Pleasant Valley Road, Cleveland, OH 44131. 2 TABLE OF CONTENTS Page ROUGH-IN DIMENSIONS ................................................................... 2 FOREWORD ........................................................................................ 2 GENERAL SAFETY INFORMATION ................................................... 3-4 Precautions ....................................................................................... 3 Chemical Vapor Corrosion ............................................................... 3 Improper Combustion ....................................................................... 3 Liquid Petroleum Models .................................................................. 3-4 Extended Non-use Periods .............................................................. 4 Insulation Blankets ........................................................................... 4 Circulating Pump .............................................................................. 4 INSTALLATION INSTRUCTIONS ........................................................ 4-9 Required Ability ................................................................................. 4 Locating The Heater ......................................................................... 4-5 High Altitude Installations ................................................................. 5 Clearances ....................................................................................... 5 Hard Water ....................................................................................... 5 Air Requirements .............................................................................. 5-6 Water (Potable) Heating and Space Heating ................................... 6 Venting .............................................................................................. 6-7 Thermometers (Not Supplied) .......................................................... 7 Relief Valve ....................................................................................... 7 Gas Piping ........................................................................................ 8-9 Gas Pressure Regulator ................................................................... 9 GENERAL SAFETY INFORMATION PRECAUTIONS DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDER WATER. Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water. IF THE UNIT IS EXPOSED TO THE FOLLOWING, DO NOT OPERATE HEATER UNTILALL CORRECTIVE STEPS HAVE BEEN MADE BY A QUALIFIED SERVICEMAN. 1. EXTERNAL FIRE. 2...
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