SDR AALA202509041818

Service difficulty report · Flap System · Boeing 737823

Difficulty date: September 2, 2025
Submitted: September 4, 2025
Operation: Air carrier
Aircraft: N917NN
Make and model: Boeing 737823
Aircraft serial: 29572
Aircraft time: 36,989 hours, 15,903 cycles
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Flap System
Condition: Malfunctioned
Stage of operation: AP
How discovered: O
Nature of condition: N
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: AN EMERGENCY WAS DECLARED DUE TO: FLAPS STUCK AT FLAPS 5; AIRCRAFT EMERGENCY LANDED SAFELY AT EWR. UPON ARRIVAL PERFORMED BITE TEST OF FLAP AND SLAT (FSEU), PER AMM 27-51-00-810-801. NO FAULTS RECORDED. PERFORMED FLAPS AND SLAT OPERATIONAL TEST, PER AMM 27-51-00-710-801. ACCOMPLISHED GVI. NO DISCREPANCIES FOUND. PILOT RAN ENGINES AT IDLE FOR FLAP AND SLAT OPERATIONAL CHECK. NO FAULTS RECORDED.