ii
750-211 (revised 2009)
Promethean Boilers, Model 4WI Manual
2.6 — Controls Common to Oil-Fired Boilers (Including Combination)
2-8
2.7 — Additional Controls for Heavy Oil
2-11
2.8 — Controls for Combination Burners Only
2-13
2.9 — Combustion Air
2-14
2.10 — Automatic Ignition
2-14
2.11 — Atomizing Air
2-15
2.12 — Oil Fuel Flow: Light Oil
2-16
2.13 — Oil Fuel Flow: Heavy Oil
2-17
2.14 — Gas Fuel Flow
2-19
2.15 — Modulating Firing
2-20
CHAPTER 3
Waterside Care and Requirements
3-1
3.1 — Overview
3-1
3.2 — Water Requirements
3-2
3.2.1 — Hot Water Boilers
3-2
3.2.1.1 — Air Removal 3-2
3.2.1.2 — Minimum Water Temperature 3-2
3.2.1.3 — Rapid Replacement of Boiler Water 3-2
3.2.1.4 — Continuous Flow Through the Boiler 3-3
3.2.1.5 — Water Circulation 3-4
3.2.1.6 — Multiple Boiler Installations 3-4
3.2.1.7 — Pump Location 3-5
3.2.1.8 — Pump Operation 3-5
3.2.1.9 — Pressure 3-5
3.2.2 — Steam Boiler
3-6
3.2.2.1 — Feed Pump Operation 3-6
3.2.2.2 — Water Feeder (optional) Operation 3-6
3.3 — Water Treatment
3-6
Summary of Contents for 4WI
Page 46: ...Burner Operation and Control 2 22 750 211 revised 2009 Promethean Boilers Model 4WI Manual...
Page 62: ...Waterside Care and Requirements 3 16 750 211 revised 2009 Promethean Boilers Model 4WI Manual...
Page 70: ...Sequence of Operation 4 8 750 211 revised 2009 Promethean Boilers Model 4WI Manual...
Page 114: ...Adjustment Procedures 6 28 750 211 revised 2009 Promethean Boilers Model 4WI Manual...
