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ASME Boiler and Pressure Vessel Code (BPVC), Section VI-Recommended Rules for the Care and Operation of Heating Boilers, 2013
- Table of Contents
- List of Sections [Go to Page]
- INTERPRETATIONS
- CODE CASES
- Foreword
- Statement of Policy on the Use of the Certification Mark and Code Authorization in Advertising
- Statement of Policy on the Use of ASME Marking to Identify Manufactured Items
- Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees [Go to Page]
- 1 Introduction
- 2 Inquiry Format
- 3 Code Revisions or Additions
- 4 Code Cases
- 5 Code Interpretations
- 6 Submittals
- Personnel
- Summary of Changes
- List of Changes in Record Number Order
- Cross-Referencing and Stylistic Changes in the Boiler and Pressure Vessel Code [Go to Page]
- Subparagraph Breakdowns/Nested Lists Hierarchy
- Footnotes
- Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees
- Cross-References
- Section 1 General [Go to Page]
- 1.01 Scope
- 1.02 Use of Illustrations
- 1.03 Manufacturer’s Information
- 1.04 Reference to Section IV
- 1.05 Glossary of Terms
- A. Boilers and General Terms
- B. Fuels, Fuel Burning Equipment, and Combustion
- Section 2 Types of Boilers [Go to Page]
- 2.01 Classification
- 2.02 Steel Boilers [Go to Page]
- A. Firetube Boilers
- B. Watertube Boilers
- 2.03 Cast Iron Boilers [Go to Page]
- A. Horizontal Sectional Cast Iron Boilers
- B. Vertical Sectional Cast Iron Boilers
- C. One‐Piece Cast Iron Boilers
- 2.04 Modular Boilers
- 2.05 Vacuum Boilers
- Section 3 Accessories and Installation [Go to Page]
- Accessories [Go to Page]
- 3.01 Safety and Safety Relief Valves
- 3.02 Low‐Water Fuel Cutoffs and Water Feeders
- 3.03 Traps
- 3.04 Air Eliminators
- 3.05 Condensate Return Pumps and Return Loop
- 3.06 Vacuum Return Pump
- 3.07 Circulators (Circulating Pumps)
- 3.08 Expansion Tank
- 3.09 Oil Preheaters
- 3.10 Fuel Oil Storage and Supply Systems
- 3.11 Pressure Gage
- Installation [Go to Page]
- 3.20 Pressure Relieving Valve Requirements
- 3.21 Steam Gages
- 3.22 Water Gage Glasses
- 3.23 Water Column and Water Level Control Pipes
- 3.24 Pressure Control
- 3.25 Pressure or Altitude Gages
- 3.26 Thermometers
- 3.27 Temperature Control
- 3.28 Automatic Low‐Water Fuel Cutoff and/or Water Feeding Device (Steam)
- 3.29 Low‐Water Fuel Cutoff (Hot Water)
- 3.30 Piping
- 3.31 Provisions for Thermal Expansion in Hot Water Systems
- 3.32 Stop Valves
- 3.33 Bottom Blowoff and Drain Valves
- 3.34 Oil Heaters
- 3.35 Shutdown Switches and Circuit Breakers
- 3.36 Modular Boilers
- 3.37 Vacuum Boilers
- 3.38 Storage Tanks for Hot Water Supply Systems
- Section 4 Fuels [Go to Page]
- 4.01 Gas — Natural, Manufactured, Mixed
- 4.02 Liquefied Petroleum Gas (LPG)
- 4.03 Fuel Oils [Go to Page]
- A. Grade Number 1
- B. Grade Number 2
- C. Grade Number 4
- D. Grade Number 5
- E. Grade Number 6
- F. Preheating Requirements
- 4.04 Coal [Go to Page]
- A. Anthracite Coal
- B. Bituminous Coal
- 4.05 Electricity
- Section 5 Fuel Burning Equipment and Fuel Burning Controls [Go to Page]
- 5.01 Gas Burning Equipment [Go to Page]
- A. Atmospheric Gas Burners
- B. Power Gas Burners
- C. Combination Fuel Burners
- 5.02 Oil Burning Equipment [Go to Page]
- A. Pressure Atomizing Burners (Gun Type)
- B. Steam Atomizing Burners
- C. Air Atomizing Burners
- D. Horizontal Rotary Cup Burner
- 5.03 Coal Burning Equipment
- 5.04 Controls [Go to Page]
- A. Operating Controls
- B. Limit Controls
- C. Safety Controls
- D. Programming Controls
- E. Spare Parts
- F. Power for Electrically Operated Controls
- G. Air for Pneumatically Operated Controls
- H. Venting of Gas Controls
- I. Reference to ASME CSD‐1
- Section 6 Boiler Room Facilities [Go to Page]
- 6.01 General [Go to Page]
- A. Scope
- B. Intention
- C. Inspection of New Boilers
- 6.02 Safety
- 6.03 Lighting
- 6.04 Ventilation
- 6.05 Water and Drain Connections [Go to Page]
- A. Water Connections
- B. Drain Connections
- 6.06 Fire Protection
- 6.07 Housekeeping
- 6.08 Posting of Certificates and/or Licenses
- 6.09 Recordkeeping, Logs, etc [Go to Page]
- A. Drawings, Diagrams, Instruction Books, etc
- B. Log Book
- C. Maintenance Schedules and Records
- Section 7 Operation, Maintenance, and Repair — Steam Boilers [Go to Page]
- 7.01 Starting a New Boiler and Heating System [Go to Page]
- A. Cleaning and Filling a New Boiler
- 7.02 Starting a Boiler after Layup (Single Boiler Installation) [Go to Page]
- A. Procedure
- B. Action in Case of Abnormal Conditions
- 7.03 Condensation
- 7.04 Cutting in an Additional Boiler
- 7.05 Operation [Go to Page]
- A. Water Level
- B. Steaming Pressure
- C. Blowdown
- D. Appearance of Rust
- E. Waterline Fluctuation
- F. Abnormal Water Losses
- G. Makeup Water
- H. Low-Water Cutoff
- 7.06 Removal of Boiler From Service [Go to Page]
- A. Procedure
- B. Cleaning
- C. Protection Against Corrosion
- D. Water Level
- E. Periodic Checks
- 7.07 Maintenance [Go to Page]
- A. Cleaning
- B. Draining
- C. Protection Against Freezing
- D. Fire Side Corrosion
- E. Safety Valves
- F. Burner Maintenance
- G. Low-Water Fuel Cutoff and Water Feeder Maintenance
- H. Flame Safeguard Maintenance
- I. Limit Control Maintenance
- J. Cast Iron Boiler Maintenance
- K. Steel Boiler Maintenance
- L. Use of Flashlight for Internal Inspection
- M. Leaking Tubes
- N. Use of Sealant
- O. Maintenance of Condensate Return Systems
- P. Maintenance Schedule
- 7.08 Boiler Repairs [Go to Page]
- A. Precaution
- B. Notification
- C. Welding Requirements
- D. Safety
- 7.09 Tests and Inspections of Steam Heating Boilers [Go to Page]
- A. Tests
- B. Inspection During Construction
- C. Initial Inspection at Place of Installation
- D. Periodic Inspecting of Existing Boilers
- Section 8 Operation, Maintenance, and Repair — Hot Water Boilers and Hot Water Heating Boilers [Go to Page]
- 8.01 Starting a New Boiler and Heating System [Go to Page]
- A. Cleaning and Filling a New Boiler
- 8.02 Starting a Boiler After Layup (Single Boiler Installation) [Go to Page]
- A. Procedure
- B. Action in Case of Abnormal Conditions
- 8.03 Condensation
- 8.04 Cutting in an Additional Boiler
- 8.05 Operation [Go to Page]
- A. Check of Pressure and Temperature
- B. Position of Hands on Combination Gage
- C. Operating Temperature and Pressure
- 8.06 Removal of Boiler from Service [Go to Page]
- A. Procedure
- B. Cleaning
- C. Protection Against Corrosion
- D. Periodic Checks
- 8.07 Maintenance [Go to Page]
- A. Cleaning
- B. Draining
- C. Protection Against Freezing
- D. Fire Side Corrosion
- E. Safety Relief Valves
- F. Burner Maintenance
- G. Low-Water Fuel Cutoff
- H. Flame Safeguard Maintenance
- I. Limit Control Maintenance
- J. Cast Iron Boiler Maintenance
- K. Steel Boiler Maintenance
- L. Use of Flashlight for Internal Inspections
- M. Leaking Tubes
- N. Use of Sealants
- O. Maintenance of Circulating Pumps and Expansion Tanks
- P. Maintenance Schedule
- 8.08 Boiler Repairs [Go to Page]
- A. Precaution
- B. Notification
- C. Welding Requirements
- D. Safety
- 8.09 Tests and Inspections of Hot Water Heating and Supply Boilers [Go to Page]
- A. Tests
- B. Inspection During Construction
- C. Initial Inspection at Place of Installation
- D. Periodic Inspecting of Existing Boilers
- Section 9 Water Treatment [Go to Page]
- 9.01 Scope
- 9.02 Considerations
- 9.03 Services of Water Treatment Specialists
- 9.04 Conformity with Local Ordinances
- 9.05 Boiler Water Troubles [Go to Page]
- A. Corrosion
- B. Scale Deposits
- C. Metal (Caustic) Embrittlement
- D. Foaming, Priming, and Carryover
- 9.06 Chemicals Used [Go to Page]
- A. Inorganic
- B. Organic
- 9.07 Functions of Chemicals [Go to Page]
- A. Caustic Soda
- B. Chromates and Sulphites
- C. Phosphates
- D. Nitrates and Nitrites
- E. Organic Agents
- F. Boiler Compounds
- 9.08 Treatment Alternatives [Go to Page]
- A. External or Internal Treatment
- B. Seasonal or Continuous Treatment
- C. Treatment of Cast Iron Boilers
- 9.09 Blowdown
- 9.10 Feeders
- 9.11 Procedures [Go to Page]
- A. Determination of Water Containing Capacity
- B. Making a pH or Alkalinity Test
- C. Mixing and Handling Chemicals
- D. Treatment of Laid‐Up Boilers
- 9.12 Water Treatment Terms
- Mandatory Appendices [Go to Page]
- Mandatory Appendix I Exhibits [Go to Page]
- I.01 Exhibit A
- I.02 Exhibit B
- I.03 Exhibit C: Tests [Go to Page]
- I. Flame Safeguard Device
- II. Combustion Efficiency Tests
- III. Limit Control Tests
- IV. Safety Valve Tests (Steam Boilers)
- V. Safety Relief Valve Test (Water Boilers)
- Mandatory Appendix II Submittal of Technical Inquiries to the Boiler and Pressure Vessel Committee
- Mandatory Appendix III Standard Units for Use in Equations
- Nonmandatory Appendices [Go to Page]
- Nonmandatory Appendix A Guidance for the Use of U.S. Customary and SI Units in the ASME Boiler and Pressure Vessel Code [Go to Page]
- A-1 Use of Units in Equations
- A-2 Guidelines Used to Develop SI Equivalents
- A-3 Soft Conversion Factors
- Endnotes
- Index
- Figures [Go to Page]
- 2.02A-1 Horizontal Return Tube, Brick‐Set
- 2.02A-2 Gas Flow Patterns of Scotch‐Type Boilers
- 2.02A-3 Type C Firebox Boiler
- 2.02A-4 Three‐Pass Firebox Boiler
- 2.02A-5 Locomotive Firebox Boiler
- 2.02A-6 Vertical Firetube Boiler
- 2.03A Horizontal Sectional Cast Iron Boiler
- 2.03B Vertical Sectional Cast Iron Boiler
- 2.04A Modules Connected With Parallel Piping
- 2.04B Modules Connected With Primary‐Secondary Piping
- 3.01 Official Certification Mark
- 3.01A Safety Valve
- 3.01B Safety Relief Valve
- 3.02A Float Type Low‐Water Cutoff
- 3.02B Electric Probe Type Low‐Water Control
- 3.03-1 Thermostatic Trap
- 3.03-2 Float Trap
- 3.03-3 Float and Thermostatic Trap
- 3.03-4 Bucket Trap With Trap Closed
- 3.05 Typical Return Loop
- 3.11 Pressure Gages
- 3.20I Safety Relief Valve Discharge Pipe
- 3.30-1 Single Hot Water Heating Boiler — Acceptable Piping Installation
- 3.30-2 Hot Water Heating Boilers in Battery — Acceptable Piping Installation
- 3.30-3 Single Steam Boilers — Acceptable Piping Installation
- 3.30-4A Steam Boilers in Battery — Pumped Return — Acceptable Piping Installation
- 3.30-4B Steam Boilers in Battery — Gravity Return — Acceptable Piping Installation
- 5.01A Atmospheric Gas Burner
- 5.01C Combination Fuel Burners
- 5.02A High‐Pressure Atomizing Burner
- 5.02D Horizontal Rotary Cup Fuel Oil Burner
- 5.03-1 Underfeed Single‐Retort Stoker
- 5.03-2 Overthrow Reciprocating Plate-Feed-Type Spreader Stoker
- 5.03-3 Chain Grate Stoker With Section Showing Links
- Tables [Go to Page]
- 3.20 Minimum Pounds of Steam Per Hour Per Square Foot of Heating Surface (kg/h/m2)
- 3.31C-1 Expansion Tank Capacities for Gravity Hot Water Systems
- 3.31C-2 Expansion Tank Capacities for Forced Hot Water Systems
- 3.33 Size of Bottom Blowoff Piping, Valves, and Cocks
- III-1 Standard Units for Use in Equations
- Forms [Go to Page]
- I.01-1 Exhibit A
- I.02-1 Exhibit B [Go to Page]
