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CleaverBrooks CBT User Manual
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Installation
2-12
750-382
CBT
2.7 — Wiring Diagrams
Note:
Wiring diagrams shown are for example only
. Installations may vary. Refer to the Cleaver-Brooks wiring
diagram provided with the boiler for information specific to your installation.
Basic wiring diagram - full modulation
27
29
Table of Contents
Default Chapter
5
Table of Contents
5
Chapter 1 Introduction
7
Pressure Vessel
8
Burner
10
Gas Train
11
Controls
12
Component/Connection Locations
15
Optional Equipment
16
Chapter 2 Installation
17
Lifting and Moving the Boiler
18
Water Treatment
18
Boiler Room
20
Gas Piping
21
Boiler Waterside Connections
26
Electrical Connections
27
Wiring Diagrams
28
Chapter 3 Flue and Combustion Air Venting
32
Venting Connections - General
32
Flue Venting
32
Vent Terminal Location
32
Horizontal Through-Wall Venting, Inside Air (Category III)
35
Horizontal Through-Wall Direct Venting
36
Horizontal Through-Wall Flue Vent Termination
37
Vertical Venting, Inside Combustion Air (Category III) Central Heating
38
Vertical Venting Direct Vent Combustion Air (Category III)
39
Flue and Combustion Air Duct Design Using Direct Vent Combustion
39
Chapter 4 Commissioning
41
Full Modulation Boilers
42
Operating Conditions
42
Filling Boiler
42
Control Setpoints
42
Water Level Controls
42
CB Falcon Setup
44
CB Falcon Display/Operator Interface
45
Lockouts, Holds, and Alerts
49
Controller Configuration
50
Program Module
57
Burner Sequence
57
Fan Speed Settings
58
Initial Startup Procedure
58
Gas Train and Piping
58
Power-Up
59
Operation Check: Gas Valve, Gas Pressure Switches, and Combustion Air Proving Switch
60
LWCO and ALWCO Check
61
Low and High Fire Adjustments
62
Modulation off Point
62
Setting Combustion
62
Limit Controls Check
64
On/Off Boilers
65
Boil-Out of a New Unit
65
Ignition Adjustment
65
Gas Adjustments
65
Electrical Interference Test
65
Post Start-Up Checkout Procedure
66
Falcon Control Functions and Customer Interface
67
Chapter 5 Maintenance
69
General
70
Bottom Blowdown
70
Water Column Blowdown
71
Fireside Cleaning Procedure/Disassembly
73
Ignition Electrode
75
UV Scanner (Full Modulation Only)
76
Waterside Inspection/Cleaning
78
Safety Valve
79
Troubleshooting
79
Display Diagnostics
95
Lay-Up
95
Chapter 6 Parts
98
Recommended Spare Parts List
98
Safety Valves
99
Control Panel
100
Burner Assembly
102
Water Column
108
Feedwater Piping
109
Gas Train
110
Direct Vent Kits
111
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CleaverBrooks CBT Specifications
General
Brand
CleaverBrooks
Model
CBT
Category
Boiler
Language
English
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