Bradford White 500-1825 Installation And Operation Instructions Manual
Bradford White 500-1825 Installation And Operation Instructions Manual

Bradford White 500-1825 Installation And Operation Instructions Manual

Volume water heaters

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Internet Version for Reference Only
Installation and Operation Instructions
Installation and Operation
Instructions for
Copper Brute
Volume Water Heaters
FOR YOUR SAFETY: This product must be installed and serviced by a professional service technician,
qualified in hot water heater installation and maintenance. Improper installation and/or operation could
create carbon monoxide gas in flue gases which could cause serious injury, property damage, or death.
Improper installation and/or operation will void the warranty.
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.
• 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.
These instructions are to be stored in the pocket provided on the heater.
WHAT TO DO IF YOU SMELL GAS
WARNING
B
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RADFORD
HITE
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Document 2144
Model B4
Sizes 500-1825
®

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Summary of Contents for Bradford White 500-1825

  • Page 1 FOR YOUR SAFETY: This product must be installed and serviced by a professional service technician, qualified in hot water heater installation and maintenance. Improper installation and/or operation could create carbon monoxide gas in flue gases which could cause serious injury, property damage, or death.
  • Page 2: Table Of Contents

    Internet Version for Reference Only Page 2 SECTION 1. General Information Introduction...3 Heater Identification...3 Flow Requirements...3 Water Chemistry ...4 SECTION 2. Installation Heater Placement ...4 Installation of Indoor Heaters... 4 2.2.1 Combustion Air Supply ... 4 2.2.2 Venting...6 Installation of Outdoor Heaters... 7 Gas Supply and Piping ...
  • Page 3: General Information

    Standard for Controls and Safety Devices for Automatically Fired Boilers, ANSI/ASME CSD-1. Any modification to the water heater, its gas controls, gas orifices, wiring or draft diverter may void the warranty. If field conditions require such modifications, consult factory.
  • Page 4: Water Chemistry

    Figures 2, 3, 4 and 5 show common installation on combustible flooring. 2.2. Installation of Indoor Heaters Locate the water heater to provide adequate clearance for inspection and service on all sides (see Table 1). We recommend minimums of 24"...
  • Page 5 ALCOVE INSTALLATION (ACCEPTABLE) An alcove suitable for the installa- Water tion of a water heater is a restricted section of a room not separated from Heater the room by a door or partition and which meets the minimum clearances for the specific model water heater listed below.
  • Page 6: Venting

    Internet Version for Reference Only Page 6 ducts, each opening shall have a minimum free area of 1 square inch per 4000 Btu/hr (5.5 square cm/kW) of total input rating of all equipment in the enclosure. When communicating to the outdoors through horizontal ducts, each opening shall have a minimum free area of not less than 1 square inch per 2000 Btu/hr (11 square cm/...
  • Page 7: Installation Of Outdoor Heaters

    Internet Version for Reference Only B4 Volume Water Heater Avoid using long horizontal runs of the vent pipe, and too many 90° elbows, reductions or restrictions. Horizontal runs should have at least a 1/4" rise per foot in the direction of flow. A vent...
  • Page 8: Electrical Wiring

    Internet Version for Reference Only Page 8 Equipment Inlet Nipple Figure 8. T-Fitting Sediment Trap Installation. Use the figures in Table 3 to provide adequate gas piping from the gas meter to the heater. A trap (drip leg) must be provided ahead of the gas controls (see Figure 8 ).
  • Page 9: Water Expansion

    Internet Version for Reference Only B4 Volume Water Heater Figure 9. Pressure Relief Valve Location. Figure 9), must be piped, but not fastened, to a drain or floor sink. The drain pipe must be the same size as the valve outlet and must pitch downward from the valve.
  • Page 10: Water Pressure

    Internet Version for Reference Only Page 10 If the heater-to-tank circulating loop contains more than 6 elbows or 30 feet of pipe, use pipe or fittings in the loop no smaller than the following: Model 500 through 850 1010 through 1825 Pump performance requirements are provided in Table 4 for reference purposes.
  • Page 11: Two-Temperature System

    Internet Version for Reference Only B4 Volume Water Heater 2.11 Two-Temperature System See Figures 13 and 14 for piping schematics. This system is designed to maintain the tempered water circulating loop at the desired temperature during idle periods as well as when there is a Horizontal Figure 11.
  • Page 12 Internet Version for Reference Only Page 12 Figure 12. Hot Water Supply System with Dual Tanks, Building Loop Return and Circulating Pump. 180°F Water Bldg. Conventional Tank 140°F Water To Bldg. Drain Pump Figure 13. Two-Temperature Hot Water Supply System with Vertical Tank. 140°F Water 180°F Water Return From...
  • Page 13 Internet Version for Reference Only B4 Volume Water Heater 180° Water To Bldg. Conventional Tank Cold Water 180° Water To Bldg. 140° Water To Bldg. Cold Water Figure 14. Two-Temperature Hot Water Supply System. 140° Water From Bldg. 140° Water To Bldg.
  • Page 14: Operation

    Internet Version for Reference Only Page 14 SECTION 3. Operation 3.1 Controls - General See Figure 15 for control locations. 3.1.1 Electronic Ignition Controls: Intermittent Ignition: Pilots are automatically lit when the operating aquastat calls for heat (System #9). The unit performs its own safety check and opens the main valves only after the pilot is proven to be lit.
  • Page 15: To Start Up System

    Internet Version for Reference Only B4 Volume Water Heater Make sure the heater’s power switch is in the “ON” position. After placing the manual pilot gas valve in the open position and resetting all safety devices, (high limit, pressure switch, low- water cutoff, etc.) pilot(s) can be lit following the...
  • Page 16: To Turn Off Heater

    Internet Version for Reference Only Page 16 Pilot Reset Switch Figure 17. Pilot Safety Relay. When a tank aquastat is not used: The pump on the heater must run continuously, so the heater's temperature control will sense the tank's water temperature. Set the heater temperature control to the desired tank temperature.
  • Page 17: Troubleshooting And Analysis Of Service Problems

    Internet Version for Reference Only B4 Volume Water Heater Black carbon or green soot on a dirty heat exchanger can, under certain conditions, be ignited by a random spark or open flame. To prevent this unlikely occurrence, dampen the soot deposits with wet brush or fine water spray before servicing or cleaning the heat exchanger.
  • Page 18 Internet Version for Reference Only Page 18 II. HEATER IS POUNDING, KNOCKING OR EMIT- TING STEAM FROM RELIEF VALVES. Possible Cause A. Low or no water flow. A. This condition is usually B. Low or no system pressure. B. Clean strainer in pressure C.
  • Page 19 Internet Version for Reference Only B4 Volume Water Heater Page 19 This page intentionally left blank.
  • Page 20 Internet Version for Reference Only BRADFORD WHITE Page 20 ® Ambler, PA 19002 Tech. Service (800) 334-3393 RADFORD HITE ® Service Parts (800) 538-2020 www.Bradford White.com Warranty Service (800) 531-2111 O R P O R A T I O N Litho in U.S.A.

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Copper brute b4

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