Aqua-Chem Cleaver-Brooks CB 600 Series User Manual

170 pages

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$25.00 U.S.

Manual Part No. 750-184

8/98

CLEAVER-BROOKS

MODEL CB, CB-LE

PACKAGED BOILER

125 through 200 HP

Fuel: Light Oil, Heavy Oil, Gas or Combination

Operation, Service, and Parts Manual

Compliments of Power Mechanical, Inc.

Used Boilers

Rental Boilers

Table of Contents5
Basics of Firetube Operation9
General9
The Boiler10
Construction11
Steam Controls (All Fuels)13
Hot Water Controls (All Fuels)15
Burner Operation and Control19
The Burner19
The Burner20
Control and Component Function22
Components Common to All Boilers22
Controls for Gas Firing23
Controls Common to Oil-Fired Boiler26
Additional Controls for Heavy Oil29
Controls for Combination Burners Only30
Combustion Air30
Automatic Ignition31
Atomizing Air31
Oil Fuel Flow - Light Oil31
Oil Fuel Flow - Heavy Oil34
Gas Fuel Flow34
Modulating Firing34
Waterside Care and Requirements37
General37
Water Requirements37
Water Treatment41
Cleaning41
Boil-Out of a New Unit42
Washing out43
Blowdown Steam Boiler43
Periodic Inspection45
Preparation for Extended Lay-Up45
Sequence of Operation47
General47
Circuit and Interlock Controls47
Sequence of Operation - Oil or Gas48
Flame Loss Sequence49
Starting and Operating Instructions55
General Preparation for Start-Up, All Fuels55
Control Settings-Steam and Hot Water56
Gas Pilot57
Atomizing Air57
Firing Preparations for No. 2 Oil (Series 100-200)58
Firing Preparations for Gas (Series 200-400-700)61
Start-Up, Operating and Shutdown - All Fuels62
Control Operational Tests and Checks66
Adjustment Procedures67
General67
Linkage - Modulating Motor & Air Damper68
Modulating Motor69
Modulating Motor Switches Low Fire and High Fire69
Modulating Motor Switches - Low Fire and High Fire69
Burner Operating Controls General70
Modulating Pressure Controls (Steam)72
Operating Limit Pressure Control (Steam)72
HIGH LIMIT PRESSURE CONTROL (Steam)72
MODULATING TEMPERATURE CONTROL (Hot Water)72
OPERATING LIMIT TEMPERATURE CONTROL (Hot Water)73
HIGH LIMIT TEMPERATURE CONTROL (Hot Water)73
Low-Water Cutoff Devices73
Combustion Air Proving Switch73
Atomizing Air Proving Switch73
Gas Pilot Flame Adjustment74
Gas Pressure and Flow Information75
Gas Fuel Combustion Adjustment77
Low-Gas Pressure Switch79
High-Gas Pressure Switch80
Fuel Oil Pressure and Temperature - General80
Fuel Oil Combustion Adjustment83
Adjustment Procedures83
Burner Drawer Adjustments84
Oil Drawer Switch84
Low-Oil-Temperature Switch84
High-Oil-Temperature Switch84
Low-Oil-Pressure Switch85
AA. Electric Oil Heater Thermostat85
BB. Steam Oil Heater Thermostat85
CC. Hot Water Oil Heater Thermostat85
DD. Steam Heater Pressure Regulator85
Trouble Shooting87
Inspection and Maintenance91
General91
Fireside Cleaning92
Water Gauge Glass93
Electrical Controls93
Flame Safety Control94
Oil Burner Maintenance95
Gas Burner Maintenance97
Motorized Gas Valve97
Solenoid Valves97
Air Control Damper, Linkage and Cam Spring97
Forced Draft Fan98
CB-LE Fan/Motor Cassette Removal99
CB-LE Inspection and Adjustment100
CB-LE Airbox Gasket Installation101
CB-LE Fan/Motor Cassette Installation102
Safety Valves109
Fuel Oil Metering Valve109
Air Pump and Lubricating System110
Head Inspection and Maintenance113
Refractory114
Sealing and Closing Inner Door and Front Head116
Lubrication120
Oil Heaters-Electric, Steam, Hot Water121
Combustion121
Air Pump Belt121
Rear Head130
Burner Drawer140
Burner Housing142
Front Head Electrical148
Electric Oil Heater154
Air Compressor /Air Line Piping158
Light Oil/Air Piping-Front Head159
Pressure Controls163
Water Column166

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Aqua-Chem Cleaver-Brooks CB 600 Series Specifications

General

Brand	Aqua-Chem
Model	Cleaver-Brooks CB 600 Series
Category	Boiler
Language	English

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170 pages

Aqua-Chem Cleaver-Brooks CB 600 Series User Manual

Table of Contents

Aqua-Chem Cleaver-Brooks CB 600 Series Specifications

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