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Bradford White BRHHH Installation Boiler Manuals
Manuals and User Guides for Bradford White BRHHH Installation Boiler. We have
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Bradford White BRHHH Installation Boiler manual available for free PDF download: Installation And Operation Manual
Bradford White BRHHH Installation And Operation Manual (56 pages)
Modulating Boiler / Water Heater
Brand:
Bradford White
| Category:
Boiler
| Size: 2 MB
Table of Contents
Table of Contents
3
Section 1
5
General Information
5
Introduction
5
Model Identification
5
Warranty
6
Dimensions
6
Locating the Appliance
6
Locating Pump-Mounted Water Heater with Respect to Storage Tank(S)
6
Locating Pump-Mounted Boiler with Respect to Return/Supply Header
6
Table 1 Clearances
6
Locating Appliance for Correct Vent Distance from Outside Wall or Roof Termination
7
Table 2 Vent / Air Pipe Sizes
7
Figure 1 Dimensional Drawing
7
Section 2
8
Venting and Combustion Air
8
Combustion Air
8
Combustion Air from Room
8
Intake Combustion Air
8
Figure 2 Combustion Air and Vent through Roof
8
For Indoor Installations
8
Table 3. Horizontal Vent and Air Terminals for Indoor Installations
8
Venting
9
Locating Vent & Combustion Air Terminals
9
Required Combustion Air Piping Material
9
Horizontal Vent Terminal
9
Figure 3 Combustion Air and Vent through Side-Wall
10
Side Wall Combustion Air Terminal
12
Vertical Vent Terminal
12
Vertical Combustion Air Terminal
12
Common Vent Test - Boilers
12
Section 3
13
Gas Supply and Piping
13
Gas Piping Sizes
13
Water Connections - BRHHH Boiler
14
Section 4A
14
Heating System Piping: Hot Supply Connections - Boiler
14
Cold Water Make-Up - Boiler
14
A.1 Heating System Piping Hot Supply Connections – Boiler
14
A.2 Cold Water Make-Up – Boiler
14
Water Connections - BRHHV Water Heater
15
Freeze Protection - Boiler
15
Section 4B
15
Water System Piping - Water Heater
15
Hot Water Supply Piping - Water Heater
15
A.3 Freeze Protection – Boiler
15
B.1 Water System Piping – Water Heater
15
B.2 Hot Water Supply Piping – Water Heater
15
Water Flow Requirements - Water Heater
16
Figure 4 Hydronic Piping - Multiple Boilers
16
Figure 5 Hydronic Piping – Multiple Boilers (Alternate)
17
Combined Water (Potable) Heating and Space Heating
18
Figure 6 Hydronic Piping – One Boiler Multi-Temperature System
18
Freeze Protection - Water Heater
19
B.5 Freeze Protection — Water Heater
19
Figure 7 Internal Piping Schematic
19
Figure 8 Water Heater Piping – One Heater, One Tank
20
Figure 9 Water Heater Piping – Multiple Heaters One Tank
21
Figure 10 Water Heater Piping – One Heater Multiple Tanks
22
Figure 11 Water Heater Piping – Multiple Heaters Multiple Tanks
23
Section 5
24
Electrical Connections
24
Main Power
24
Pump Connections
24
Temperature Control - Boiler
24
Temperature Control - Water Heater
24
Remote Water Heater Temperature Control
24
Figure 12 Temperature Control
24
Internal Water Heater Temperature Control
25
Temperature Control Features
25
Temperature Setpoint
25
Differential Setting
25
Figure 13 Proprotional Control
25
Offset
26
Throttling Range
26
Figure 14 Control Parameter Graph
26
Minimum Output Setting
27
Integration Constant
27
Figure 15 Control Parameter Graph
27
Mixing System and Control
28
Figure 16 Control Parameter Possible Interference
28
External Control Connections
29
Wiring Diagrams
29
Figure 18 Wiring Diagram, Sizes 1600, 2000 and 2400, Standard and Codes a and F
31
Figure 19 Wiring Diagram Size 1200, Code B
32
Section 6
36
Operating Instructions
36
Filling the Boiler System
36
Operating the Burner and Set up
36
Figure 25 Gas/Air Test Panel
37
Figure 26 Test Panel Valves
37
Section 7
38
Shutting down the Brute Magnum
38
To Restart the Brute Magnum
38
Maintenance
38
System Maintenance
38
Appliance Maintenance and Component Description
38
Figure 27 Gas Trains
39
Burner
40
Filter
40
Modulating Gas Valve
40
Figure 28 Gas Trains
40
Safety Gas Valve
41
Manual Reset High Limit Control
41
Temperature Control
41
Auto Reset Temperature Limit
41
Mixing Control
41
Mixing Valves
41
Figure 29 Control Panel
41
Mixing Actuator
42
Ignition Control
42
Ignitor / Flame Sensor Assembly
42
Transformers
42
Blower
42
Flow Switch
42
Heat Exchanger Coils
42
Section 8
43
Normally Open Vent Valve
43
Motorized Safety Valve
43
Gas Pressure Switches
43
Troubleshooting
43
Sequence of Operation
43
Resolving Lockouts
44
Delayed Ignition - Possible Causes
44
High Lockup Pressure (LP Appliances) - Occurs on Start-Up
44
Gas Valve Regulation
44
Defective Burner - Occurs on Startup or at Burner Shutdown
44
Short Cycling - Boiler
44
Section 9
45
Short Cycling - Water Heater
45
High Gas Consumption
45
Replacement Parts
45
General Information
45
Parts List
46
Figure
46
Figure 30 Combustion Components
49
Gas Train/Combustion Air Components
50
Figure 32 Gas Train Components
51
Figure 33 Electrical Components
52
Figure 34 Heat Exchanger / Water Path Components
53
Figure 35 Heat Exchanger / Water Path Components
54
Figure 36 Jacket Components
55
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