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Skilled trades updates

A new skilled trades certification has been announced by the Province. Learn more about how it affects our gas and electrical clients.  

Ice damages pressure gauge causing ammonia leak

Incident Investigation

Ice damages pressure gauge causing ammonia leak

June 2, 2017

Boiler, PV and Refrigeration

Reference Number:

5620261



Location: Abbotsford
Description:  Falling ice from exposed wooden ceiling rafters in older section of large commercial freezer, broke a threaded connection of a pressure gauge mounted to a pressurized vessel on the ammonia refrigeration system. This caused a leak of pressurized ammonia that sprayed directly onto the ammonia leak detection system sensor.

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