What was found
VIBRATION ON TAKEOFF. RETARDED AND ADVANCED NR 2 ENG THROTTLE. VIBRATION FOLLOWED THROTTLE MOVEMENT. A/C PACKS WERE OFF. REMOVED AND REPLACED NR 2 ENGINE PER MM 71-00-00. OPS CHECK, LEAK CHECK ALL NORMAL ON ENG RUN-UP PER MM 71-00-00.
- Difficulty date
- April 30, 1998
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N857FT
- Make and model
- Boeing 747132
- Aircraft serial
- 20246
- Engine
- Pwa JT9D7A
- System (JASC)
- 7200 · Engine (Turbine/Turboprop)
- Part
- Engine
- Condition
- Malfunctioned
- Location
- Nr 2
- Stage of operation
- CL
- Nature of condition
- J, E
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.