Recent Blog Posts

2024 Virtual Ammonia Refrigeration Training – Register Today

November 27th, 2023

Register Today: To register for the 2024 Virtual Ammonia Refrigeration Training, click here and complete the registration form. Remote Training: Online training modules give you the flexibility to work at your own pace. The virtual training videos and quiz will be available from January 22, 2024 through February 2, 2024. NOTE: The training modules and materials will be emailed to each facility’s contact […]

IIAR 6 Appendix B Pressure Vessels Checklist | Part 6

November 14th, 2023

Part 6: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. Item D requires the inspector to verify that supports and anchorage are adequate. For a ground-mounted pressure vessel, the anchorage should be inspected to ensure nuts are tight and free […]

IIAR 6 Appendix B Pressure Vessels Checklist | Part 5

October 31st, 2023

Part 5: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. Items B and C on Page 2 of the checklist ask if the vessel is suitable for ammonia and operating within limits. The inspector must verify that the vessel is […]

IIAR 6 Appendix B Pressure Vessels Checklist | Part 4

October 17th, 2023

Part 4: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. The second page of the checklist contains twenty questions that should be answered ‘yes’, ‘no’, or ‘not applicable’. The wording of each question is such that a ‘yes’ answer is […]

IIAR 6 Appendix B Pressure Vessels Checklist | Part 3

October 3rd, 2023

Part 3: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. The final information required on the first page of the checklist pertains to the vessel relief valves. The manufacturer, model, pressure setting, and capacity can be obtained from the relief […]