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Istruzioni per l'uso A.O. Smith, Modello 300A

Produttore : A.O. Smith
File Size : 1.08 mb
File Nome : b5dcbbe5-37da-9414-f114-6c618ad178bb.pdf
Lingua di insegnamento: en
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Facilità d'uso


– Do not store or use gasoline or other flammable 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. • If you cannot reach your gas supplier, call the fire department. – Installation and service must be performed by a qualified installer, service agency or the gas supplier. Thank you for buying this energy efficient water heater from A.O. Smith Water Products Company. We appreciate your confidence in our products. CAUTION TEXT PRINTED OR OUTLINED IN RED CONTAINS INFORMATION RELATIVE TO YOUR SAFETY. PLEASE READ THOROUGHLY BEFORE INSTALLINGAND USING THIS APPLIANCE. PLACE THESE INSTRUCTIONS ADJACENT TO HEATER AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE. PRINTED 0307 97373-003 ROUGH-IN-DIMENSIONS GAS VALVE PIPING BTH-300 1 1/4" NPT BTH-400 1 1/4" NPT BTH-500 1 1/2" NPT TABLE 1 RECOVERY CAPACITIES. U.S. Gallons/Hr and Litres/Hr at TEMPERATURE RISE INDICATED MODEL TYPE OF GAS INPUT Approx. Capacity F° 20F° 30F° 40F° 50F° 60F° 70F° 80F° 90F° 100F° 110° 120F° 130F° 140F° BTUH KW C° 11C° 17C° 22C° 28C° 33C° 39C° 44C° 50C° 56C° 61C° 67C° 72C° 78C° BTH-300 NATURAL 300,000 130 US Gals. GPH 1746 1164 873 699 582 499 436 388 349 318 291 269 250 88 492 Litres LPH 6610 4406 3304 2644 2203 1888 1652 1469 1322 1201 1102 1017 945 BTH-300 PROPANE 300,000 130 US Gals. GPH 1746 1164 873 699 582 499 436 388 349 318 291 269 250 88 492 Litres LPH 6610 4406 3304 2644 2203 1888 1652 1469 1322 1201 1102 1017 945 BTH-400 NATURAL 399,900 130 US Gals. GPH 2328 1552 1164 931 776 665 582 517 466 423 388 359 332 117 492 Litres LPH 8813 5875 4406 3525 2938 2518 2203 1958 1763 1602 1469 1356 1259 BTH-400 PROPANE 399,900 130 US Gals. GPH 2328 1552 1164 931 776 665 582 517 466 423 388 359 332 117 492 Litres LPH 8813 5875 4406 3525 2938 2518 2203 1958 1763 1602 1469 1356 1259 BTH-500 NATURAL 499,900 130 US Gals. GPH 2878 1919 1439 1151 959 822 720 640 576 523 480 443 411 146 492 Litres LPH 10894 7263 5447 4358 3631 3113 2724 2421 2179 1981 1816 1676 1556 BTH-500 PROPANE 499,900 130 US Gals. GPH 2878 1919 1439 1151 959 822 720 640 576 523 480 443 411 146 492 Litres LPH 10894 7263 5447 4358 3631 3113 2724 2421 2179 1981 1816 1676 1556 Recovery capacities are based on heater performance at 96% thermal efficiency for BTH 300A, 400A, and 95% thermal efficiency for BTH 500A. FOREWORD These designs comply with the current edition of the American National Standard for Gas Water Heaters, Volume III, ANSI Z21.10.3 / CSA 4.3 as an automatic circulating tank water heater, and automatic storage water heaters. Detailed installation diagrams are found in this manual. These diagrams will serve to provide the installer with a reference for the materials and methods of piping necessary. It is highly essential that all water, gas piping and wiring be installed as shown on the diagrams. Particular attention should be given to the installation of thermometers at the locations indicated on the diagrams as these are necessary for checking the proper functioning of the heater. 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 editions of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 and the National Electrical Code, NFPA 70 or CAN/CSA-B149.1, the Natural Gas and Propane Installation Code and CSA C22.1, the Canadian Electrical Code. All documents are available from the Canadian Standards Association, 8501 East Pleasant Valley Road, Cleveland, OH 44131. NFPA documents are also available from the National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269. TABLE OF CONTENTS ROUGH-IN DIMENSIONS......................................................................... FOREWORD ............................................................................................. FEATURES................................................................................................3 Water Temperature Control................................................................3-5 Water Temperature Setpoint Adjustment Procedure.............................5 High Limit Switch (E.C.O.) ....................................................................5 Dishwashing Machine Requirement......................................................5 Circulating Pump...................................................................................6 INSTALLATION INSTRUCTIONS .............................................................6 Required Ability .........................

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