SDR AALA202112134345

Service difficulty report · Sensor · Boeing 737823

Difficulty date: December 9, 2021
Submitted: December 13, 2021
Operation: Air carrier
Aircraft: N815NN
Make and model: Boeing 737823
Aircraft serial: 33208
Aircraft time: 35,434 hours, 14,365 cycles
System (JASC): 2781 · Leading Edge Slat Position Indicating System
Part: Sensor
Condition: Faulty
Location: Rt Wing
Stage of operation: CL
How discovered: O
Nature of condition: F, J
Precautionary procedure: A

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

What was found

AIRCRAFT WAS GROUNDED: CLIMBING THROUGH 15,000 FT, LE IN TRANSIT LIGHT ILLUMINATED WITH RH INBOARD SLAT ON OVERHEAD PANEL; FLIGHT DECLARED EMERGENCY AND RETURNED TO FIELD. REPLACED LE FLAP EXTENDED SENSOR S173 IAW AMM 27-88-11, OPS CHECK GOOD.