Blown out gasket results in (NH3) ammonia leaking into machine room
Regulated industry sector: Boilers, PV & refrigeration - Refrigeration system
Injury description: NA
Injury rating: NA
Incident rating: Moderate
On the plate heat exchanger, a machined nut backed off on the flange bolt that holds the gasket in place. This caused part of the gasket to blow out resulting in (NH3) ammonia to leak into the machine room.