Bradford-White Corp BRHHH, BRHHV

BRADFORD WHITE CORP.

Page 54

Figure 35. Heat Exchanger / Water Path Components.

Contents

Main Installation and Operation Instructions Docyment 1246 Modulating Boiler Model BRHHH Modulating Water Heater Model BRHHV BRUTE MAGNUM Page Page List of Tables List of Figures Section 1 GENERAL INFORMATION 1.1 Introduction 1.2 Model Identification Model Designation 1.3 Warranty 1.4 Dimensions 1.5 Locating the Appliance 1.6 Locating Pump-Mounted Water Heater with Respect to Storage Tank(s) 1.7 Locating Pump-Mounted Boiler with Respect to Return/Supply Header 1.8 Locating Appliance for Correct Vent Distance From Outside Wall or Roof Termination Section 2 VENTING AND COMBUSTION AIR 2.1 Combustion Air 2.2 Venting 2.3 Locating Vent & Combustion Air Terminals Figure 3. Combustion Air and Vent Through Side Wall. Page 2.4 Common Vent Test Boilers Section 3 GAS SUPPLY AND PIPING 3.1 Gas Supply and Piping Section 4A WATER CONNECTIONS BRUTE MAGNUM BOILER 4A.1 Heating System Piping: Hot Supply Connections Boiler 4A.2 Cold Water Make-Up Boiler 4A.3 Freeze Protection Boiler Section 4B WATER CONNECTIONS BRUTE MAGNUM WATER HEATER 4B.1 Water System Piping Water Heater 4B.2 Hot Water Supply Piping Water Heater 4B.3 Water Flow Requirements Water Heater Page 4B.4 Combined Water (potable) Heating and Space Heating 4B.5 Freeze Protection Water Heater Page Page Page Page Section 5 ELECTRICAL CONNECTIONS 5.1 Main Power 5.2 Pump Connections 5.3 Temperature Control Boiler 5.4 Temperature Control Water Heater 5.5 Temperature Control Features Page Page 5.6 Mixing System and Control 5.7 External Control Connections 5.8 Wiring Diagrams Page Page Page Page Page Page Section 6 OPERATING INSTRUCTIONS 6.1 Filling the Boiler System 6.2 Operating the Burner and Set Up REQUIRED TOOLS: Page 6.3 Shutting Down the Brute Magnum 6.4 To Restart the Brute Magnum Section 7 MAINTENANCE 7.1 System Maintenance 7.2 Appliance Maintenance and Component Description Page Page Page Page Section 8 TROUBLESHOOTING 8.1 Sequence of Operation 8.2 Resolving Lockouts 8.3 Delayed Ignition - Possible Causes 8.4 Short Cycling Boiler 8.5 Short Cycling Water Heater 8.6 High Gas Consumption Section 9 REPLACEMENT PARTS 9.1 General Information 9.2 Parts List Page Page Page Page Figure 32. Gas Train Components.