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Installation, Operation and Maintenance Instructions
Installation, Operation
and Maintenance
Instructions for
Copper Brute
Volume Water Heaters
Model B4
Sizes 175-400
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.
WARNING
WHAT TO DO IF YOU SMELL GAS
B
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RADFORD
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Document 2143
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Related Manuals for Bradford White Copper Brute B4
Summary of Contents for Bradford White Copper Brute B4
- 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.
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Page 2: Table Of Contents
SECTION 3. Operating Instructions Normal Operating Sequence ... 16 Start-Up Procedure... 21 Setting the Temperature Controls... 21 3.3.1 Remote Water Heater Temperature Control: ... 21 3.3.2 Internal Water Heater Temperature Control: ... 22 Adjustment for Minimum Input Rate (models with modulating gas valve) ... 22 TABLE OF CONTENTS Hi-Limit Switch Checkout... -
Page 3: General Information
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters SECTION 1. General Information 1.1 Introduction This manual provides installation, operating, and maintenance instructions for Copper Brute Volume Water Heaters, Sizes 175 through 400. Review all application and installation procedures completely before proceeding with the installation. -
Page 4: Installation Instructions
Internet Version for Reference Only Page 4 SECTION 2. Installation Instructions 2.1 General Information WARNING Follow local regulations with respect to installation of carbon monoxide (CO) detectors and manufacturer's maintenance schedule of the heater. Install the Copper Brute heaters in accordance with the procedures in this manual (or the warranty may be voided), local codes and ordinances. -
Page 5: Site Location
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters Slide the adapter plate over the bottom of the stack extension as shown in Figure 5. Fit the stack extension down over the flue transition ring. Seat the adapter plate on the top assembly and secure it with two screws (see Figure 6). -
Page 6: Flooring - Typical Installation
Internet Version for Reference Only Page 6 WINDOW OR GRILL Figure 9. Incorrect outdoor installation. 4 ft (1.2m) Figure 10. Outdoor location installation. 2.3.3 Flooring - Typical Installation Do not install the heater directly on carpeting without placing a non-combustible platform between the carpeting and the heater. -
Page 7: Outdoor Air Supply
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters Required Net Free Opening Area Mode Note: For screens or louvers, add 50%. Table 2. Air Openings to Outside. Vent terminated at least 24 in. (610mm) above any object within 10 ft. -
Page 8: Venting Of Combustion Products
Internet Version for Reference Only Page 8 2.5 Venting of Combustion Products 2.5.1 General Information When installed indoors, the drafthood must be connected to a venting system. The venting system must be installed by a qualified installer and in accordance with the latest edition of ANSI Z223.1. In Canada, the installation must be in accordance with CAN1-B149.1 or .2, and any local codes that apply. - Page 9 Internet Version for Reference Only Copper Brute B4 Volume Water Heaters REAR TILE COVER HEX HEAD SCREWS MANUAL RESET HIGH LIMIT SWITCH BOX Figure 15. Heat exchanger reversal. Bracket Figure 16. Flue collector Holddown Clamps. HEAT EXCHANGER ASSEMBLY GAP CLOSURE...
- Page 10 Internet Version for Reference Only Page 10 10. In the control compartment, find the manual reset high-limit switch box (see Figure 15) and loosen the screw on the top to remove the cover. 11. Loosen the screw that fastens the white wire and remove it from the terminal.
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Page 11: Water Chemistry
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters 24. Fasten the capillary tube(s) by squeezing the retaining clip together, then tighten the screw. 25. Feed the two brown wires through the top hole on the left side until the conduit elbow is against the jacket. - Page 12 Internet Version for Reference Only Page 12 Heat Exch. Model Passes Soft Normal Hard Soft Normal Hard Soft Normal Hard Soft Normal Hard Soft Normal Hard Soft Normal Hard Soft Normal Hard Soft Normal Hard *Pressure drop includes head loss of heat exchanger and through 30 feet (9.1 m) of pipe and normal fittings when heater is installed with storage tank.
- Page 13 Internet Version for Reference Only Copper Brute B4 Volume Water Heaters Cold Water Figure 21. Hot water supply with vertical tank. Hot Water Return from Building Note: Heavy line Figure 22. Hot water supply with horizontal tank. Hot Water to Building...
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Page 14: Pressure Buildup In Water System
Internet Version for Reference Only Page 14 2.6.6 Pressure Buildup in Water System The water utility supply meter may contain a check valve, back flow preventer, or water pressure reducing valve that will create a closed water supply system. Contact the water supplier or local plumbing inspector on how to control this situation. -
Page 15: Storage Tank Installation
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters 2.6.10 Thermal Circulation of Hot Water in Cold Water Supply Lines Under certain circumstances, thermal circulation will occur in the cold water pipe supplying the water to the heating system. This happens in a multi-story building when the cold water pipe rises from its connection to the system. -
Page 16: Special Precautions For Propane Gas
Do not use solder containing lead in the potable water lines. This water heater when used to supply potable water shall not be connected to any heating system or components(s) previously used with a non-potable water heating appliance. - Page 17 Internet Version for Reference Only Copper Brute B4 Volume Water Heaters MANUAL RESET HI-LIMIT TEMP CONTROL FUSIBLE VENT DAMPER RECEPTACLE VENT DAMPER JUMPER VENT DAMPER ACTUATOR VENT DAMPER PLUG ALTERNATE WIRING FOR INDOOR INSTALLATION ONLY Figure 26. Typical example of wiring schematic, System 1, Sizes 175-250.
- Page 18 Internet Version for Reference Only Page 18 IGNITION SYSTEM NO. 12 (SIZES 175-250) MANUAL FUSIBLE RESET LINK HI-LIMIT TEMP CONTROL VENT DAMPER RECEPTACLE VENT DAMPER JUMPER VENT DAMPER ACTUATOR VENT DAMPER PLUG ALTERNATE WIRING FOR INDOOR INSTALLATION ONLY Figure 27. Typical example of wiring schematic, System 12, Sizes 175-250. ON/OFF WITH EM2 2 AMP TRANSFORMER...
- Page 19 Internet Version for Reference Only Copper Brute B4 Volume Water Heaters 2 AMP FUSE MANUAL RESET HI-LIMIT TEMP CONTROL Figure 28. Typical example of wiring schematic, System 1, Sizes 325-400 IGNITION SYSTEM NO. 1 (SIZES 325-400) ON/OFF WITH Em2 TRANSFORMER...
- Page 20 Internet Version for Reference Only Page 20 IGNITION SYSTEM NO. 12 (SIZES 325-400) 2 AMP FUSE MANUAL RESET HI-LIMIT TERMINAL TEMP CONTROL 200°F MAX BK - BLACK W - WHITE - RED - YELLOW BL - BLUE BR - BROWN - ORANGE - GREEN - PURPLE...
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Page 21: Start-Up Procedure
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters Vent pipes, drafthoods, and heater tops get hot! These surfaces can cause serious burns. Do not touch these surfaces while the heater is in operation. Adding a vent cap reduces the temperature on the top. -
Page 22: Internal Water Heater Temperature Control
The water heater’s temperature control is adjusted to its lowest temperature position (130°F, 54°C) when shipped from the factory. This is the preferred starting point for setting the temperature control. -
Page 23: Maintenance
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters SECTION 4. Maintenance 4.1 General Instructions Oil the water circulating pump in accordance with the manufacturer's instructions. If a strainer is used in a pressure reducing valve or in the piping, clean it every 6 months in accordance with the manufacturer's instructions. - Page 24 Internet Version for Reference Only Page 24 Figure 32. Gas valve/burner replacement. NOTE: Due to sharp edges on the metal burners, wear protective gloves for the next steps. 11. Hold the gas burner or pilot burner firmly, and push it away from the manifold until it is clear of the orifice.
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Page 25: Heat Exchanger
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters 21. Install the front access door on the heater. 22. Turn all electrical power to the heater on. 4.3 HEAT EXCHANGER 4.3.1 Inspecting the Heat Exchanger To check the scale buildup, periodically inspect... -
Page 26: Gas Pressure Tests
Internet Version for Reference Only Page 26 Pressure test the heat exchanger for leaks with city water supply before re-installing (see Figure 35). When placing the heat exchanger back in the heater, carefully hold the refractory insulation blocks apart and lower the heat exchanger into place. -
Page 27: Heater Does Not Come On
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters The following tools are required for proper service and problem diagnosis of the heater and heating system. Gas pressure test kit with range from 0 to 14 inches (0 to 356 mm) W.C. -
Page 28: Testing The Electrical Power Supply
Internet Version for Reference Only Page 28 Figure 38. Testing the manual reset hi-limit switch. 5.2.3 Testing the Electrical Power Supply The electrical components operate with supply voltage ranging from 103 to 126VAC at 60 Hertz (Hz). To test the electrical power supply: Measure the voltage at the hot and neutral connections inside the heater electrical junction box. -
Page 29: Testing The Fuse
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters If the voltmeter reads voltage, the safety fuse and the fusible link are good. Replace the fusible link when an open circuit is detected. An open fuse line indicates overheating in the flue collector or compartment. -
Page 30: Testing The Safety Shutoff (For Standing Pilot)
Internet Version for Reference Only Page 30 5.2.10 Testing the Safety Shutoff (for standing pilot) After lighting the heater, test the ignition system safety shutoff. With the main burners firing, turn the gas valve control knob off. Turn power to the heater off. Set the temperature control to its lowest setting. -
Page 31: Testing For Burner Ignition (For Standing Pilot)
Internet Version for Reference Only Copper Brute B4 Volume Water Heaters Thermocouple Thermocouple Adapter Millivolt Meter Figure 42. Testing the pilot thermocouple. Check all wire connections, ignition cable, and using a mirror, make sure there is a pilot flame. If everything appears all right, measure flame sensing current by connecting a direct current (DC) microamp meter between terminal No. - Page 32 Internet Version for Reference Only ® 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. © Bradford White 0602 Document 2143...