Bulletin No. 110. Guidelines for Start-Up, Inspection, and Maintenance of Ammonia Mechanical Refrigerating Systems. IIAR Ammonia Refrigeration Library, (1993, March). Covers ammonia characteristics and hazards, inspection and maintenance of equipment, start-up issues, reference standards, safety equipment, and log book record-keeping.

TABLE OF CONTENTS

• 1.0, General
  • 1.1, Scope
  • 1.2, Limitations
• 2.0, Definitions
• 3.0, Ammonia Characteristics and Hazards
  • 3.1, Ammonia
  • 3.2, Physical Properties of Ammonia
  • 3.3, Refrigerant Grade Ammonia Specifications
  • 3.4, Characteristics and Hazards
  • 3.5, General Precautions
• 4.0, Records
• 5.0, Start-Up of New Installations
  • 5.1, General
  • 5.2, Pre-Start Up Safety Review
  • 5.3, Initial Status and Safety Provisions
  • 5.4, Electrical Equipment
  • 5.5, Evacuation, Dehydration and Leak Checking
  • 5.6, Charging Procedure
  • 5.7, Testing of Protective Devices
• 6.0, Inspection and Maintenance
  • 6.1, General
  • 6.2, System Log
  • 6.3, Compressors
  • 6.4, Pressure Vessels and Heat Exchangers
  • 6.5, Ammonia Pumps
  • 6.6, Valves and Sensing Devices
  • 6.7, Piping
  • 6.8, Oil Maintenance and Removal
  • 6.9, Motors and Drivers
• 7.0, Titles and Sources of References
• Appendix A, Pressures
• Appendix B, Name Plate Data
• Appendix C, System Component Group List
• Appendix D, Machinery Rooms and Auxiliary Safety Equipment
  • D.1, General
  • D.2, Access, Exit and Containment
  • D.3, Instruction
  • D.4, Protective Equipment
  • D.5, Electrical
  • D.6, Ventilation
  • D.7, Guards
  • D.8, Refrigerant Storage
• Appendix E, Stress Corrosion Cracking
  • E.1, Introduction
  • E.2, Occurrence
  • E.3, Inspection Surveys
  • E.4, Preventive Measures
• Appendix F, Pressure Tests
• Appendix G, Typical Schedule for Inspection and Maintenance
• Appendix H, Sample Details for Register
• Appendix I, Sample System Log