Cracks were found on two newly manufactured vertical machine mounted air receiver heads
October 22, 2020
Boiler, PV and Refrigeration
Reference Number:
II-1097148-2020 (#19770)
Location: Prince George
Regulated industry sector: Boilers, Pressure Vessel & Refrigeration - Boiler and pressure vessel system
Incident overview
During a scheduled maintenance service, cracks were located on the top head of the vessels. The air receivers were installed without vibration isolation pads causing excessive stress and allowing cracks to develop.