SDR AALA202303222922

Service difficulty report · Sensor · Boeing 737823

Difficulty date: October 12, 2022
Submitted: March 22, 2023
Operation: Air carrier
Aircraft: N305NX
Make and model: Boeing 737823
Aircraft serial: 31253
Aircraft time: 17,111 hours, 7,237 cycles
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Sensor
Part number: 90004213
Condition: Faulty
Location: Zone 500 - Lh Wi
Stage of operation: TO
How discovered: V
Nature of condition: J
Precautionary procedure: C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS GROUNDED: HIGH SPEED REJECTED TAKEOFF ABOUT 100 KNOTTS. RECEIVED A CONFIGURATION TAKEOFF WARNING HORN AND LIGHT AFTER REJECT NOTICED FLAPS 5 SETTING NEEDLE SPLIT ONE OUT OF THE WHITE BAND. **SUPPLEMENTAL REPORT FOR AALA202210142922: MAINTENANCE REPLACED #3 FLAP SKEW SENSOR PER AMM 27-59-01 (AALA202210142922) AND REPLACED FLAP / SLAT ELECTRONICS UNIT (FSEU) PER AMM 27-51-01 (AALA202303222382). ACCOMPLISHED SATISFACTORY FLAP SKEW DETECTION TEST PER AMM 27-59-00.**(CLOSED)