CleaverBrooks CBLE Manuals

CleaverBrooks CBLE Manuals

Manuals and User Guides for CleaverBrooks CBLE. We have 1 CleaverBrooks CBLE manual available for free PDF download: Operation And Maintenance Manual

CleaverBrooks CBLE Operation And Maintenance Manual

CleaverBrooks CBLE Operation And Maintenance Manual (194 pages)

Packaged Boiler 250 - 350 HP, Light OIl, Heavy Oil, Gas, or Combination

Brand: CleaverBrooks | Category: Boiler | Size: 6 MB

Table of Contents

Table of Contents
5
CHAPTER 1 Basics of Firetube Operation

15
- Introduction
  15
- The Boiler
  17
- Construction
  18
- Steam Controls (All Fuels)
  19
  - Operating Limit Pressure Control
    19
  - High Limit Pressure Control
    19
  - Modulating Pressure Control
    20
  - Low Water Cutoff and Pump Control
    20
  - Water Column Assembly
    20
  - Water Column Drain Valve
    21
  - Water Gauge Glass Drain Valve
    21
  - Vent Valve
    21
  - Stack Temperature Gauge
    21
  - Auxiliary Low-Water Cutoff
    21
  - Safety Valve(S)
    21
- Hot Water Controls (All Fuels)
  23
- IFGR Components
  24
  - Flue Gas Transfer Port, IFGR Damper, & Flange Collar
    24
  - IFGR Damper Linkage
    24
  - Over-Travel Mechanism
    25
  - Fuel Change-Over Linkage
    25
  - Fan/Motor Cassette
    26
  - Burner Drawer
    26
  - Combustion Air Inlet
    26
  - Front Door Insulation
    26
  - Revised 2009)
    27
CHAPTER 2 Burner Operation and Control

27
- The Burner
  27
- Control and Component Function
  28
- Components Common to All Boilers
  28
- Controls for Gas Firing
  30
- Controls Common to Oil-Fired Boilers
  34
- Additional Controls for Heavy Oil
  38
- Controls for Combination Burners Only
  40
- Combustion Air
  41
- Automatic Ignition
  41
- Atomizing Air
  42
- Oil Fuel Flow: Light Oil
  42
- Oil Fuel Flow: Heavy Oil
  44
- Gas Fuel Flow
  46
- Modulating Firing
  46
CHAPTER 3 Waterside Care and Requirements

49
- Overview
  49
- Water Requirements: Hot Water Boiler
  49
  - Air Removal
    49
    
    Minimum Water Temperature
    50
    
    Rapid Replacement of Boiler Water
    50
    
    Continuous Flow through the Boiler
    50
  - Water Circulation
    50
    
    Multiple Boiler Installations
    51
    
    Pump Location
    52
    
    Pump Operation
    52
  - Pressure
    52
- Water Requirements: Steam Boiler
  53
  - Feed Pump Operation
    53
  - Water Feeder (Optional) Operation
    54
- Water Treatment
  54
- Cleaning
  55
  - Hot Water and Steam Piping
    55
  - Pressure Vessel
    55
- Boil-Out of a New Unit
  56
- Washing out
  58
  - Hot Water Boiler
    58
  - Steam Boiler
    58
  - Flushing of Pressure Vessel Interior
    58
- Blowdown: Steam Boiler
  58
  - Intermittent Manual Blowdown
    59
  - Continuous Blowdown
    59
  - Frequency of Manual Blowdown
    59
  - Manual Blowdown Procedure
    60
- Periodic Inspection
  61
- Preparation for Extended Lay-Up
  62
- Sequence of Operation
  65
- Overview
  65
CHAPTER 4 Sequence of Operation

65
- Circuit and Interlock Controls
  66
- Sequence of Operation: Oil or Gas
  67
  - Pre-Purge Cycle
    67
  - Ignition Cycle
    68
  - Run Cycle
    68
  - Revised 2009)
    68
- Flame Loss Sequence
  69
  - Burner Shutdown: Post Purge
    69
  - Loss of Flame
    70
  - No Pilot Flame
    70
  - Pilot but no Main Flame
    70
CHAPTER 5 Starting and Operating Instructions

73
- Preparation for Startup: All Fuels
  73
- Control Settings: Steam and Hot Water
  74
  - Operating Limit Control
    74
  - High Limit Control
    74
  - Modulating Control
    75
  - Low-Water Cutoff and Pump Control
    75
  - Additional Considerations
    75
- Gas Pilot
  75
- Atomizing Air
  76
- Firing Preparations for No. 2 Oil (Series 100 - 200)
  77
  - Oil Flow
    77
  - Oil Pressure
    78
  - Starting
    79
- Firing Preparation for No. 6 Oil (Series 400 - 600)
  79
  - Oil Flow
    79
  - Oil Pressure
    80
  - Oil Temperature
    80
  - Starting
    81
- Firing Preparations for Gas (Series 200-400-700)
  81
- IFGR Setup
  83
- Startup, Operating and Shutdown: All Fuels
  85
  - Operating
    86
  - Shutdown
    87
- Control Operational Test and Checks
  87
- Adjustment Procedures
  89
  - Overview
    89
    
    High Turndown Burner
    89
CHAPTER 6 Adjustment Procedures

89
CHAPTER 7 Troubleshooting

117
- Overview
  117
CHAPTER 8 Inspection and Maintenance

121
- Overview
  121
  - Periodic Inspection
    122
- Fireside Cleaning
  122
  - Water Level Controls
    123
    
    Steam Boiler
    123
    
    Hot Water Boiler
    123
  - Water Gauge Glass
    124
  - Electrical Controls
    124
  - Flame Safety Control
    126
    
    Checking Pilot Flame Failure
    126
    
    Checking Failure to Light Main Flame
    127
    
    Checking Loss of Flame
    127
  - Oil Burner Maintenance
    127
    
    Oil Strainers
    127
    
    Light Oil Strainers
    127
    
    Heavy Oil Strainers
    128
    
    Cleaning the Oil Nozzle
    128
    
    Cleaning Air Purge Nozzle (No. 6 Oil) and Back Pressure Orifice Nozzle (No. 2 Oil)
    129
    
    Ignition System
    129
  - Gas Burner Maintenance
    129
  - Motorized Gas Valve
    130
  - Solenoid Valves
    130
  - Air Control Damper, Linkage, and Cam Spring
    131
  - Forced Draft Fan
    132
  - Fan/Motor Cassette Removal
    134
  - Inspection and Adjustment
    135
  - Airbox Gasket Installation
    136
  - Fan/Motor Cassette Installation
    137
  - Safety Valves
    138
  - Fuel Oil Metering Valve, Adjusting, and Relief Valves
    138
  - Air Pump and Lubricating System
    140
  - Air Compressor
    140
  - Lubricating Oil
    140
  - Lubricating Oil Strainer and Cooling Coil
    141
  - Air Cleaner
    141
  - Air-Oil Tank
    141
  - Lube Oil Cooling Coil
    142
  - Flexible Coupling Alignment
    142
  - Air Compressor Replacement
    144
    
    Dismantling
    144
    
    Reassembly
    144
- Refractory
  145
  - Furnace Liner
    146
  - Throat Tile and Liner Installation
    147
  - Installation
    148
- Head Inspection and Maintenance
  149
  - Front Head
    150
  - Rear Door
    151
  - Closing and Sealing
    153
- Lubrication
  153
  - Electric Motors
    153
  - Control Linkage
    154
  - Solenoid and Motorized Valves
    154
  - IFGR Lubrication
    155
- Oil Heater: Electric, Steam, Hot Water
  155
- Combustion
  156
- Recommended Boiler Inspection Schedule
  157
- Parts
  159
- Ordering Parts
  159
CHAPTER 9 Parts

159
- Parts Lists and Drawings
  160
  - Air Compressor and Piping
    160
  - Side Mounted Air Compressor Piping
    161
  - Air Line Piping
    162
  - Burner Housing Support & Front Head Plt
    163
  - Burner Housing Support & Front Head Plt
    164
  - Control Panel
    166
  - Entrance Box
    167
  - Front Head (Electrical)
    168
  - Front Davit
    169
- Front Head Insulation
  170
- Front Head Linkage
  171
- Gas Train
  173
- Light Oil/Air Piping
  175
- Heavy Oil/Air Piping
  177
- Heavy Oil Alstrom Heater
  178
- Cb-Le Ifgr
  180
- IFGR Impeller
  182
- Pressure Controls
  183
- Temperature Controls
  184
- W.C. - Main & Aux
  185
- Vessel Handholes & Manways
  187
- Rear Head Sealing - Davit
  188
- Throat Tile and Furnace Liner
  190
- Revised 2009)
  190

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