Recommendation R20010121

Recommendation issued to: General Electric Usa

Recommendation details
Output No: R20010121
Date issued: 25 October 2001
Safety action status:
Background: Why this Recommendation was developed

Output text

The Australian Transport Safety Bureau recommends that General Electric Aero Engines:

a) Review the suitability of using Inconel 625 alloy consumables during the weld repair of high-pressure turbine blades.

b) Review the life estimate and inspection intervals for high-pressure turbine blades repaired under the procedures using Inconel 625 alloy consumables.

c) Notify all operators using CFM56-2C, CFM56-2A/2B, CFM56-3 or similar engines of the possibility of catastrophic engine failure due to failure of high-pressure turbine blades repaired using Inconel 625 alloy consumables.

Initial response
Date issued:
Response from: General Electric Usa
Action status: No Response
Response text:
Last update 01 April 2011