A-00-121
NTSB Safety Recommendation — Aviation
Recommendation text
TO THE FEDERAL AVIATION ADMINISTRATION: Require operators of General Electric (GE) CF6-80C2 engines to review their engine maintenance records for any high pressure turbine (HPT) stage 1 disks with blade slot bottoms that have been blend repaired. Any CF6-80C2 engines that are found to have an HPT stage 1 disk with a record of having had a blade slot bottom blend repaired should be removed from service and inspected at appropriately less than 1,675 cycles since the blend repair was accomplished and at appropriate intervals thereafter. (Urgent)
In plain language (FlightFinder summary)
The Federal Aviation Administration is asked to require operators of General Electric CF6-80C2 engines to check maintenance records for high pressure turbine stage 1 disks that have had blade slot bottoms blend repaired. Any engines with such repairs must be removed from service and inspected at fewer than 1,675 cycles since the blend repair and at appropriate intervals afterward.
This plain-language summary is written by FlightFinder to explain the recommendation above. It is not the official wording — the verbatim NTSB text is quoted above.
Details
| Status | Closed - Acceptable Alternate Action |
|---|---|
| Mode | Aviation |
| Closed | Mar 25, 2002 |
| NTSB number | DCA00IA09 |
| Addressees | FAA |
External links
NTSB safety recommendations are advisory; addressees are not legally required to adopt them. Source: NTSB CAROL (public domain).