What was found
NR 2 ENGINE HAD HIGH FAN VIBS BOTH A AND B CHANNELS, SHOWED APPROX 2.7 UNITS. FAN VIBS INCREASED WHEN THROTTLES RETARTED TO IDLE. SHUT DOWN NUMBER TWO ENGINE PER POM. LUBED BLADES, PERFORMED VIB RUN, WITHIN M/M LIMITS.
- Difficulty date
- December 6, 1998
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N765DA
- Make and model
- Lkheed 10113853
- Aircraft serial
- 193H1206
- Engine
- Rroyce RB211524B4
- System (JASC)
- 7230 · Turbine Engine Compressor Section
- Part
- Blade
- Part number
- RB211524B4I
- Condition
- Lack Of Lube
- Location
- Nr 2 Engine
- Part time
- 56,483 hours
- Stage of operation
- DE
- Nature of condition
- E, J
- Precautionary procedure
- E
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.