Recent Blog Posts

Ammonia Week in Review | November 15, 2013

November 15th, 2013

We have regulation updates and ammonia refrigeration resources to share with you in this weeks edition of the Ammonia Week In Review… OSHA is considering revising its PSM standard – OSHA is considering revising its Process Safety Management (PSM) standard, 29 CFR 1910.119, to address gaps in safety coverage; or updating its Flammable Liquids standard, 29 […]

Ammonia Week in Review | November 8, 2013

November 8th, 2013

We captured several stories from the past week that will be worth your time to review… Safe Access to Ammonia Equipment – Question: Do I have to provide safe access to all of my ammonia refrigeration equipment? Answer: According to current codes and standards, the answer is a resounding YES! The 2013 California Mechanical Code states the following […]

Ammonia Week in Review | August 9, 2013

August 9th, 2013

It was a very busy week for ammonia in the world news. We’ve summarized it in this week’s edition of the Ammonia Week in Review… Ammonia Leak Sickens 17 at Schneider’s Dairy – Several people were sickened and taken to a hospital as a precaution after an ammonia leak was reported Monday at Schneider’s Dairy. Officials said […]

Q&A | Normative vs. Informative

July 11th, 2013

Question: Is  ANSI/IIAR 2-2008 Equipment, Design, and Installation of Closed-Circuit Ammonia Mechanical Refrigerating Systems normative or informative? Answer: Normative. All sections within IIAR 2 should be considered normative unless it is specifically stated that the section is informative. The second paragraph on the first page of the document reads as follows: This standard includes both Normative (required) and Informative […]

Hansen Pressure Relief Valve Recall

June 27th, 2013

On June 21, 2013, Hansen issued a product recall on the following pressure relief valve models with serial numbers between 02B11 and 04B13: Hansen H5600A, H5601, H5602, H5600R, H5602R, and H5632R. These pressure relief valves (sold from February 16, 2011 to April 4, 2013) appear to be more susceptible to internal corrosion when exposed to standing water inside […]