Cleaver-Brooks CB burner CN-4 Boiler Manuals

Manuals and User Guides for Cleaver-Brooks CB burner CN-4 Boiler. We have 1 Cleaver-Brooks CB burner CN-4 Boiler manual available for free PDF download: Operating Instructions Manual

Cleaver-Brooks CB burner CN-4 Operating Instructions Manual

Cleaver-Brooks CB burner CN-4 Operating Instructions Manual (69 pages)

FUEL: LIGHT OIL, HEAVY OIL, GAS OR COMBINATION

Brand: Cleaver-Brooks | Category: Burner | Size: 7 MB

Table of Contents

Table of Contents
3
Additional Controls for Heavy Oil
5
Controls and Functions
5
Controls Common to All Burners
5
Controls for Gas Firing
5
Controls for Oil Firing
5
The Burner and Control System
5
Automatic Ignition
16
Atomizing Air
18
Combustion Air
18
Modulating Firing
18
Gas Fuel Flow
20
Oil Fuel Flow - Light Oil
20
Oil Fuel Flow- Heavy Oil
21
Chapter 2 - Sequence of Operation

25
Chapter 3 - Starting and Operating Instructions

36
- General Preparation for Start-Up - All Fuels
  36
- Control Settings
  36
- Gas Pilot
  37
- Atomizing Air
  37
- Firing Preparations for No. 2 Oil Series 100-200
  37
- Firing Preparations for No. 6 Oil Series 400-600
  38
- Startup, Operating and Shutdown-All Fuels
  41
- Control Operational Tests and Checks
  42
- General
  43
- Burner Operating Controls
  44
- General
  44
- Modulating Pressure Control
  46
- Operating Limit Pressure Control
  46
- High Limit Pressure Control
  46
- Low Fire Pressure Switch
  46
- Programming Control
  46
- Combustion Air Proving Switch
  47
- Atomizing Air Proving Switch
  47
- Modulating Motor
  47
- Modulating Motor Switches - Low Fire and High Fire
  48
- Linkage
  48
- Cam Spring
  48
- Control Maintenance
  48
- Gas Pilot Flame Adjustment
  49
- The Gas Burner
  49
- Combustion Adjustment
  49
- Gas Pressure and Flow
  52
- Gas Burner Maintenance
  54
- Low Gas Pressure Switch
  54
- High Gas Pressure Switch
  54
- Motorized Gas Valve
  54
- The Oil Burner
  55
- General
  55
- Oil Burner Adjustments
  55
- Combustion Adjustment
  56
- Cleaning the Oil Nozzle
  57
- Back Pressure Orifice Nozzle ( 100 & 200 Series)
  58
- Low Oil Pressure Switch
  58
- Electric Oil Heater Thermostat
  58
- Steam Oil Heater Thermostat
  58
- Low Oil Temperature Switch
  58
- High Oil Temperature Switch
  58
- Oil Drawer Switch
  59
- Oil Strainers
  59
- Fuel Oil Treatment
  59
- Steam Heater Pressure Regulator
  60
- Solenoid Valves
  63
- Lubrication
  63
Chapter 5 - Trouble Shooting

64
- Burner Does Not Start
  64
- No Ignition
  64
- Gas Pilot Flame, but no Main Flame
  64
- Low Fire Flame, but no High Fire Flame
  64
- Loss of Flame
  65
- Modulating Motor
  65
Chapter 6 - Parts Ordering Instructions

66
- Parts List
  67

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