Aviation safety issues and actions
Recommendation issued to: Civil Aviation Safety Authority
|Date issued:||15 June 2000|
|Safety action status:|
|Background:||Why this Recommendation was developed|
The Australian Transport Safety Bureau recommends that the Civil
Aviation Safety Authority alert all aircraft maintenance engineers,
especially those conducting nondestructive inspections, to the
detrimental effects that may be created in critical components by
the abrasion of surfaces during general cleaning or cleaning in
preparation for nondestructive inspection.
As a result of technical analysis of the fan blade failures, the Bureau simultaneously issues the following recommendations:
The Australian Transport Safety Bureau recommends that the Civil Aviation Safety Authority alert helicopter maintenance organisations and all aircraft maintenance engineers to the potentially detrimental effects of painting engine-cooling fans.
The Australian Transport Safety Bureau recommends that Kawasaki Heavy Industries clarify the bolt-tightening instructions contained in Service Bulletin 305 to establish if an allowance should be made for the frictional torque effects of self-locking nuts.
|Date issued:||17 April 2002|
|Response from:||Civil Aviation Safety Authority|
|Action status:||Closed - Accepted|
CASA accepts the recommendation and advises that the following
action has been taken.