What was found
(CAN)IN CRUISE DURING ICING CONDITIONS, #1 ENGINE VIBRATION WENT UP TO 2.5 UNITS. MAINTENANCE FOUND ANULUS FILLER SEAL OUT OF POSITION BETWEEN N1 BLADES. SEAL RESEATED PER MAINTENANCE MANUAL.
- Difficulty date
- May 18, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Make and model
- Boeing 75723A
- Engine
- Rroyce RB211535E4
- System (JASC)
- 7230 · Turbine Engine Compressor Section
- Part
- Anulus Seal
- Condition
- Out Of Position
- Location
- Between N1 Blade
- Part time
- 3,649 hours
- Component
- Rroyce
- Stage of operation
- CR
- Nature of condition
- E
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.