vi
750-91 (revised 2009)
Model CB-LE Packaged Boiler Manual
CHAPTER 2 Burner Operation and Control 2-1
2.1 — The Burner 2-1
2.2 — Control and Component Function 2-3
2.3 — Components Common to All Boilers 2-3
2.4 — Controls for Gas Firing 2-5
2.5 — Controls Common to Oil-Fired Boilers 2-9
2.6 — Additional Controls for Heavy Oil 2-13
2.7 — Controls for Combination Burners Only 2-15
2.8 — Combustion Air 2-16
2.9 — Automatic Ignition 2-16
2.10 — Atomizing Air 2-17
2.11 — Oil Fuel Flow: Light Oil 2-17
2.12 — Oil Fuel Flow: Heavy Oil 2-19
2.13 — Gas Fuel Flow 2-21
2.14 — Modulating Firing 2-21
CHAPTER 3
Waterside Care and Requirements 3-1
3.1 — Overview 3-1
3.2 — Water Requirements: Hot Water Boiler 3-1
3.2.1 — Air Removal 3-1
3.2.1.1 — Minimum Water Temperature 3-2
3.2.1.2 — Rapid Replacement of Boiler Water 3-2
3.2.1.3 — Continuous Flow Through the Boiler 3-2