Bradford-White Corpメーカー238-37281-00Rの使用説明書/サービス説明書
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238-37281-00R REV 05/07 GAS WATER HEATER 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.
2 CONGRATULATIONS! You have just purchased one of the finest water heaters on the market today! This installation, operation and instruction manual will explain in detail the installation and maintenance of your new Direct Vent Gas Water Heater.
3 TABLE OF CONTENTS Page GENERAL INFORMATION ............................................................ 4 INSTALLATION ............................................................................. 5 Locating The Water Heater ........................
4 GENERAL INFORMATION This water heater must be installed in accordance with The Federal Manufactured Home Construction And Sa fety Standard (H.U.D. Title 24, Part 3280.
5 General Information continued- This water heater has been manufactured for operation at altitudes from sea level to 2000 feet (610m) (unless other wise specified on the water heater).
6 Installation (Locating The Water Heater) c ontinued - Water heater corrosion and component failure can be caused by the heating and breakdown of airborne chemical v apors.
7 Installation (Locating The Water Heater) c ontinued - This w ater heater MUST be installed indoors out of the w ind and w eather. This water heater must be located in an area where leakage of the ta.
8 Installation continued- Figure 1 Combustion Air Supply All combustion air must be supplied from outdoors by one of the following installation methods and as illustrated in Figure 2. The flow of combustion and ventilating air must not be obstructed. Adequate air must be supplied for combustion and ventilation.
9 Combustion air supply continued- 1. After selecting the proper location for the water heater, cut a 4” (10.2cm) diameter hole through the floor and all other layers of flooring and sheathing directly beneath the front center of the water heater. 2.
10 Installation (Venting) continue d- Figure 2 Water Connections NOTE: BEFORE PROCEEDING WITH THE INSTALLATION, CLOSE THE MAIN WATER SUPPLY VALVE. After shutting off the main water supply, open a faucet to relieve the water line pressure to prevent any water from leaking out of the pipes while making the water connections to the water heater.
11 Water connections continued- If this water heater is installed in a cl osed water supply system, such as the one having a back-flow preventer in the cold water supply, provisions shall be made to control thermal expansion. DO NOT operate this water heater in a closed system without provisions for contro lling thermal expansion.
12 Water Connections continue d- This water heater can deliver scalding te mperature water at any faucet in the system. Be careful whenever using hot water to avoid scalding injury. Certain appliances such as dishwashers and aut omatic clothes washers may require increased temperature water.
13 Gas Connections The gas supply lines must meet all requi rements of the National Fuel Gas Code (ANSI Z223.1-Latest Edition), or in Canada CAN/CGA B149.1 Natural Gas Installation Code (Latest Edition) or CAN/CGA B149.2 Propane Installation Code (Latest Edition).
14 Gas Conversion Instructions Unless specifically ordered for operation on natural gas, this water heater is normally equipped for operation on liquefied petroleum (LP) gas but may be converted by following these gas conversion instructions.
15 Gas Convers ion Instructions continued- 7. Replace the burner assembly, reconnect all fittings and check for leaks. Refer to “Gas Connections”, page 13. 8. Close and/or replace inner and outer doors. 9. To light pilot, follow the lighting instructions provided on the water heater and in this installation and operation instruction manual.
16 Gas Convers ion Instructions continued- 7. Replace the burner assembly and reconnect all fittings and check for leaks. Refer to “Gas Connections”, page 13. 8. Close and/or replace inner and outer doors. Note: For closed combustion product, make sure screws are tight and seal is made around gas supply tube to burner.
17 General Operation continued- TO DRAIN THE WAT ER HEAT ER Should it become necessary to completely dr ain the water heater, make sure y ou follow the steps below: 1. Rotate the thermostat di al to the low est position. 2. Rotate and partially depress gas control knob clockw ise to the “OFF” position.
18 Thermostat Adjustment Figure 5 The thermostat dial is set to its lowest te mperature setting when shipped from the factory. Remember that lower temperature settings are more energy efficient .
19 General Opera tion continued- Burner Flame Check Steel Burner: These models are equipped with self adjusting air mixture and do not have an adjustable air shutter (See Figure 7). At periodic intervals, a visual check of the main burner and pilo t flames should be made to determine if they are burning properly.
20 Maintenance Continued- 2. The flow of combustion and ventilation air MUST NOT be restricted. Clear the combustion air openings of any di rt, dust, or other restrictions. 3. At all times keep the water heater area clear and free from combustible materials, gasoline and other flammable vapors and liquids.
21 Maintenance Continued- 10. Who installed the water heater or the manufacturer listed on the rating plate for anode replacement information. The use of a water softener may increase the speed of consumption. More frequent inspection of the anode is needed when using softened (or phosphate treated) water.
22 TYPICAL INSTALLATION.
23 GAS FIRED MANUFACTURED HOME (MOBILE HOME) PARTS LIST PART NAME & DESCRIPTION 1. Gas Conversion Kit 12. Inner Door 2. Jacket Top 13. Thermostat w/ECO (Convertible- Nat. or L.P. Gas) 3. Fiberglass Insulation 14. Pilot Assembly 4. Glass Lined Tank 15.
24 STEEL BURNER ASSEMBLY NOTE: part description, part number, model and serial number and gas type must be specified when ordering service parts ITEM NO.
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