Describe the occurrence in detail from a technical perspective indicating any preliminary investigation findings, associated on-going work, mitigation strategies and an initial risk assessment. Provide as much information as possible to enable TAAs from other PTs to decide if their platforms are ‘affected’.
The following headings must be used:

Detail the Originators Reference Number (ORN) or Work Card Number.
Include the Airframe Flying Hours (at time of occurrence).
Describe all rectification work carried out and the reasons for completing the work.
Indicate any additional forms raised including serial numbers.