What was found
DURING DESCENT CREW REPORTED SIGNIFICANT VIBRATION FROM NR 1 ENGINE. INSPECTION FOUND MISSING BLADES IN THE LPT AREA. ENGINE CHANGE IS IN PROGRESS.
- Difficulty date
- December 30, 2008
- Submitted
- January 2, 2009
- Operation
- Air carrier
- Aircraft
- N809MC
- Make and model
- Boeing 747228F
- Aircraft serial
- 20887
- Aircraft time
- 109,277 hours, 24,750 cycles
- Engine
- Ge CF650E2
- Engine time
- 101,364 hours, 17,220 cycles
- System (JASC)
- 7250 · Turbine Section
- Part
- Blades
- Part number
- CF650E2
- Part serial
- 517612
- Condition
- Missing
- Location
- Nr 1 Engine
- Part time
- 101,364 hours, 17,220 cycles
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- E
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.