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Improper installation and/or operation will void the warranty. For indoor installations, as an additional measure of safety, Bradford White strongly recommends installation of suitable Carbon Monoxide detectors in the vicinity of this appliance and in any adjacent occupied spaces. WARNING If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. 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 nearby 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 gas supplier. AVERTISSEMENT Assurez-vous de bien suivres les instructions donnees dans cette notice pour reduire au minimum le risque d’incendie ou d’explosion ou pour eviter tout dommage materiel, toute blessure ou la mort. Ne pas entreposer ni utiliser d’essence ni d’autres vapeurs ou liquides inflammables dans le voisinage de cet appareil ou de tout autre appareil. QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ: • Ne pas tenter d’allumer d’appareils. • Ne touchez a aucun interrupteur. Ne pas vous servir des telephones dansle batiment ou vous trouvez. • Appelez immediatement votre fournisseur de gaz depuis un voisin. Suivez les instructions du fournisseur. • Si vous ne pouvez rejoindre le fournisseur de gaz, appelez le sservice des incendies. L’installation et l’entretien doivent etre assures par un installateur ou un service d’entretien qualifie ou par le fournisseur de gaz. H2343200 Page 2 BraDforD White Corp. TABLE OF CONTENTS SECTION 1. General Information 1.1 Introduction......................................................3 1.2 Model Identification.......................................... 4 1.3 Warranty .......................................................... 4 1.4 Dimensions......................................................4 1.5 Locating the Appliance..................................... 4 1.6 Locating Pump-Mounted Water Heater with Respect to Storage Tank(s)......................7 1.7 Locating Pump-Mounted Boiler with Respect to Return/Supply Header...................7 1.8 Locating Appliance for Correct Horizontal Vent/ Ducted Air Distance From Outside Wall .......... 7 SECTION 2. Venting and Combustion Air 2.1 Combustion Air ................................................ 8 2.1.1 Combustion Air From Room ............................ 8 2.1.2 Intake Combustion Air...................................... 9 2.2 Venting............................................................. 9 2.2.1 Vent Categories ............................................... 9 2.2.2 Category I Vent................................................9 2.2.3 Common Venting Systems .............................. 9 2.2.4 Category III Vent............................................10 2.3 Locating Vent & Combustion Air Terminals....10 2.3.1 Side Wall Vent Terminal.................................10 2.3.2 Side Wall Combustion Air Terminal................ 13 2.3.3 Vertical Vent Terminal .................................... 13 2.3.4 Vertical Combustion Air Terminal...................13 2.4 Common Vent Test – Boilers ......................... 13 2.5 Vent Terminals for Outdoor Units...................14 SECTION 3. Gas Supply and Piping 3.1 Gas Supply and Piping .................................. 15 SECTION 4A. Water Connections – Boiler 4A.1 Heating System Piping: Hot Supply Connections – Boiler...................16 4A.2 Cold Water Make-Up – Boiler ........................ 16 4A.3 Water Flow Requirements – Boiler ................ 16 4A.4 Freeze Protection – Boiler ............................. 16 SECTION 4B. Water Connections – Water Heater 4B.1 Water System Piping – Water Heater............20 4B.2 Hot Water Supply Piping – Water Heater ...... 20 4B.3 Water Flow Requirements – Water Heater....20 4B.4 Combined Water (potable) Heating and Space Heating........................... 20 4B.5 Freeze Protection – Water Heater ................. 21 SECTION 5. Electrical Connections 5.1 Main Power.................................................... 24 5.2 Field Wiring ................................................... 25 SECTION 6. Operating Instructions 6.1 Filling the Boiler System ................................ 29 6.2 Operating Temperature Control ..................... 29 6.3 External Boiler Operations............................. 29 6.4 Sequence of Operation.................................. 30 6.5 Ignition Control Reaction to Air Flow/ Blocked Vent Pressure Switch....................... 30 6.6 Operating the Burner and Set Up .................. 31 6.6.1 Set Up for 0 to 2500 Feet Altitude.................. 31 6.6....
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