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Crown Boiler
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Boiler
Crown Boiler
24-11, 24-10, 24-08, 24-12, 24-06, 24-05, 24-09, 24-03, 24-04, 24-07 Bare Boiler Assembly
Models:
24-04
24-12
24-11
24-06
24-07
24-09
24-08
24-05
24-10
24-03
1
20
90
90
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Install
Section VII Repair Parts
Parts list
Vents Faults & Suggestions
Boil MIN Delay
RTC Carton with Outdoor Reset
Bare Boiler Assembly
Clean the Boiler Flueways
Service Record
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Figure 16: Bare Boiler Assembly
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Contents
Series
Page
Important Information Read Carefully
Page
Page
Table of Contents
Table of Contents
Section I General Information
Boiler RATINGS/DATA
Section I General Information
Locate the Unit
Boiler Foundation
Chimney or Vent
Vents Faults & Suggestions
Section II Cast Iron Block Assembly
Assembly of Sections Manual DRAW- UP
Nipple Gauge
Series 24 Section Arrangement
Draw-Up Rods Alternating Pattern Manual Draw-up
Center Section Channel Block Position Partial Block Draw-Up
Hydraulic Draw-Up of Sections
Section III Installation Instructions
Canopy with Rear Flue Outlet Damper Assembly
Bare Boiler Assembly
Avoid Breathing Fiber Particulates and Dust
Left Side Canopy Intermediate Bracket
Mount Rear Observation Port Cover Refer to Figure
Inspect ALL Boiler Seals
Series 24 Jacket Assembly Boiler Models 24-03 thru
Burner Mounting Plate Refer to Figures 16
Mount Burner Adapter Plate to Burner Mounting Plate
Purpose of Tappings Steam Boilers
Steam Trim
Steam Boilers Install Steam Trim
This Is Intentionally Left Blank
Purpose of Tappings Water Boilers
Water Trim
Boiler Piping Heating Applications
Water Boilers Install Water Trim
Burner Installation
Page
Parallel Piping Conversion
Recommendation 1 Use when
Recommendation 2 Use when
Recommendation 3 Use when
Page
Page
Page
BMounting Elevations M&M 150, 64 Float Low Water Cut-offs
Schematic Tankless Heater Piping 24-08 24-09
Return Temperature Control and Components
CCW Open to System
Water Boiler Pressure Relief Valve Hook-Up
Typical Boiler Wiring with RTC Front
Typical Boiler with RTC Return Sensor Rear
Always Inspect Installation Before
Section IV Operating Instructions
Starting Burner
Fill Heating System with Water
Flame Failure
Boil MIN Delay
Test Controls
Check Operation of High Limit Control
Boiler and System Cleaning Steam Boiler
Boiler and System Cleaning Water Boilers
Frequent Water Addition
Oxygen Corrosion
Section V Service Instructions
Clean the Boiler Flueways
Maintenance of LOW Water Cutoff Devices
General Maintenance Considerations
Operation
Section VI Burner Specifications
OIL Burners
Section VII Repair Parts & Carton Contents
Series 24 Master Parts List
Section VII Repair Parts
Jacket Carton
Bare Boiler Assembly
Section Joiner Carton Assy
Rear Target Wall Carton
Standard Steam Trim Carton Assy
RTC Carton with Outdoor Reset
Tankless Coil Components
Boiler
Water
Section Viii Appendix
Page
Mechanical
Page
Mechanical
Electrical
Page
Page
Page
Page
Page
Page
Page
Page
Series 24 Boiler Circulator Selection Taco 20F Differential
Boiler Recirculation Grundfos Circulating Pump Way
Boiler Recirculation Bell and Gossett Circulating Pump Way
Boiler Recirculation Armstrong Circulating Pump Way
Appendix C Valve and Actuator Mounting Instructions
Application
Service Record
PN 980417 S24 12/05
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