One of the most burdensome requirements of New York City’s cooling tower compliance law is the 3-times-per-week cooling tower water quality testing obligation. This requirement calls for testing of pH, conductivity, temperature, and biocide chemical level three times each week, with no more than two days in between testing. For most building owners, fulfilling this […]
Updated November 14, 2024 Everyone knows water is a primary concern as an ingredient in the finished craft beer product, but it’s also essential for your process steam boiler. One major piece of equipment the water flows through is the steam boiler, and regular maintenance of this equipment helps prevent down time and costly repairs. […]
The sequence of valve operation in boiler blowdown is extremely important. Despite the variety of procedures in practice, there is one, and only one, proper sequence in opening and closing the bottom blowdown valves of the boiler. The opening sequence is to open valve B first and then valve A. The closing sequence is to close valve […]
To all our friends in Yonkers, Bronxville, New Rochelle, White Plains, Hartsdale, or any of the other amazing towns in Westchester County still burning No. 6 oil in your boiler – are you aware of Local Law #9014-2016 and did you know you only have until July 31st of this year to switch to a cleaner-burning […]
By Luke Wonnell For those of you who are considering an oil-to-gas conversion for your building’s boiler system, let’s take a look at the commodity price for a barrel of crude oil over the past 12 months – that’s right, it’s scary chart time! Source: http://markets.businessinsider.com/commodities/oil-price?type=wti The current $70+/barrel is 67% higher than mid 2017 when […]
When you’re in the heart of the heating season (October 1st through May 31st) and your boiler’s running anyway to heat the building, it’s an absolute no-brainer to use the Lindy coil and make all your hot water. This is arguably the most practical and cost-effective way to produce all the hot water for your building […]
By Luke Wonnell If you own a Scotch Marine or cast iron sectional boiler in the NYC metro area, there’s an excellent chance you have one or more Lindy coils installed in the boiler, which provide all the domestic hot water for your entire building on an instantaneous basis. Depending on the size of your […]
What Exactly is a British Thermal Unit (BTU)? By Luke Wonnell Oh the Imperial system… home to such gems as hectares, stones, bushels and pints. Personally I’m a fan of that last one, especially when served cold. The Imperial system is very finicky: 12 inches to a foot, water freezes at 32⁰F, boils at 212⁰F, […]
Finally, let’s recalculate the HDD data and present in a pie chart that shows each month’s expected fuel consumption as a percentage of the yearly total: While every boiler system is unique and has its own nuances, the historical monthly fuel consumption for heating purposes SHOULD follow these charts fairly close. If you notice a significant discrepancy […]
Next, let’s look at the Cumulative HDDs for Manhattan from 2014 – 2017 using 55⁰F as the Balance Point: 2014 (green) was the most severe heat season, finishing up with 2883 HDDs for the year. 2016 (purple) was the mildest heat season, finishing up with 2229 HDDs for the year. 2017 (pink) is trending […]
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