What was found
RETURNED TO BLOCKS - TAKEOFF WARING HORN SOUNDED WHEN THROTTLES ADVANCED - UNABLE TO SELECT APL NOSE DOWN ON STAB TRIM GREEN BAND SELECTOR (TRIM 3.5). REPLACED STAB SWITCH S334.
- Difficulty date
- July 6, 2003
- Submitted
- July 7, 2003
- Operation
- Air carrier
- Aircraft
- N355MC
- Make and model
- Boeing 747341
- Aircraft serial
- 23395
- Aircraft time
- 551,649 hours, 10,392 cycles
- System (JASC)
- 2740 · Stabilizer Control System
- Part
- Switch
- Part number
- 35EN234
- Condition
- Malfunctioned
- Location
- Horiz Stab
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.