Approximately 3 feet on each side of the tie-in point is recommended. IIAR Bulletin 109, Section 4.9.1 (“Single or dual safety pressure relief valves or other suitable relief devices shall be provided on all vessels, heat exchangers, oil pots, oil stills and elsewhere on the ammonia refrigerating system….”); and . IIAR Bulletin 109 – Guidelines for: Minimum Safety Criteria for a Safe Ammonia Refrigeration System can be used for inspection and documenting mechanical integrity of both new and existing ammonia refrigeration systems. We offer an Annual Ammonia Inspection per IIAR Bulletin #109 guidelines, as well as a more detailed Mechanical Integrity Inspection that goes well beyond the basic inspection criteria required within IIAR Bulletin #109. Provides detailed lists of items to consider when designing, inspecting, or operating a system. Since the late 90’s IIAR suggest in bulletin 109 to have signage in/around the engine room displaying the following. The IIAR Bulletin 109 forms can be used as a guide, but I recommend amending and developing your own. Bulletin 109 - Guidelines for: IIAR Minimum Safety Criteria for a Safe Ammonia Refrigeration System. IIAR is currently the only organization writing performance standards for ammonia refrigeration systems. (1997). 7.2 Follow Hot Work Permit Procedures before any cutting, burning or welding is done. Qualified Operators. Tie-in 7.1 Piping insulation should be removed in the vicinity of the tie-in point. Some have had this on or near the principle door to the machinery room. IIAR - Bulletin 109 - Guidelines for: IIAR Minimum Safety Criteria for a Safe Ammonia Refrigeration System Embraces an IIAR goal of ensuring that ammonia refrigeration systems are engineered, constructed, and operated in a safe manner. IIAR members share their collective knowledge and experience on committees and task forces to produce consensus documents that address various aspects of the commercial and industrial refrigeration industry. Embraces an IIAR goal of ensuring that ammonia refrigeration systems are engineered, constructed and operated in a safe manner. IIAR has two standards in publication, ANSI/IIAR 2-1999, Equipment, Design, and Installation of Closed-Circuit Ammonia Mechanical Refrigerating Systems and ANSI/IIAR … One example of this is the pressure vessel 109 checklist which includes … Wagner-Meinert, LLC’s Safety Services is committed to History. All IIAR Bulletin #109 inspections are not equal. By doing this, you can exclude some the items that are irrelevant. IIAR Bulletin 110 (1993), Section 6.8 (“In all instances, the removal of oil must be done IIAR is the world's leading advocate for the safe, reliable and efficient use of ammonia and other natural refrigerants. 6 7. Notice neither 4.10.4 nor 4.10.5 of this bulletin say this information has to on the main door or even close to a door to the engine room. IIAR is a technical member organization with industry representation from all facets of the natural refrigeration community, including manufacturers, engineers, contractors, end-users, academics, scientists, trainers, and more… Provides detailed list o items to consider when designing, inspecting, or operating a system. 97-09-20 IIAR Bulletin 3/14/00 8:16 AM Page 5. • IIAR Bulletin 109 Guidelines for IIAR Minimum Safety Criteria for a Safety Ammonia Refrigeration System • IIAR Bulletin 110 Guidelines for Start-up, Inspection and Maintenance of Ammonia Mechanical Refrigerating Systems • ANSI/IIAR Standard 2 Equipment, Design, IIAR - BULLETIN 109 Guidelines for: IIAR Minimum Safety Criteria for a Safe Ammonia Refrigeration System active, Most Current Details.