SDR AALA202603054829

Service difficulty report · Flap System · Boeing 737823

Difficulty date: February 28, 2026
Submitted: March 5, 2026
Operation: Air carrier
Aircraft: N914NN
Make and model: Boeing 737823
Aircraft serial: 31161
Aircraft time: 38,319 hours, 16,768 cycles
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Flap System
Condition: Faulted
Location: Zone 600
Stage of operation: AP
How discovered: O
Nature of condition: F, J
Precautionary procedure: O

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

What was found

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: WHEN SELECTING FLAPS FROM 0 TO 1, THE FLAPS STUCK BETWEEN 0 AND1 WITH ASYMMETRY. AIRCRAFT EMERGENCY LANDED SAFELY AT ORD. ACCOMPLISHED FIM TASK 27-59-00-810-807, REPLACED NUMBER 7 FLAP TRANSMISSION (AALA202603045674). ALSO, REMOVED AND REPALCED OF RIGHT HAND WING OUTBOARD FLAP INBOARD SKEW MECHANISM (AALA202603054829), PER AMM 27-59-00.