SDR AALA20150408025

Service difficulty report · Flap System · Boeing 737823

Difficulty date: April 8, 2015
Submitted: April 10, 2015
Operation: Air carrier
Aircraft: N925AN
Make and model: Boeing 737823
Aircraft serial: 29526
Aircraft time: 46,859 hours, 18,884 cycles
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Flap System
Condition: Malfunctioned
Location: Zone 600
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

DURING DESCENT FLIGHT CREW RECEIVED A FLAP ASYMMETRY SPLIT OF ONE DEGREE ON THE INDICATOR. FLAPS WORKED IN ALTERNATE MODE. EMERGENCY DECLARED, LANDING UNEVENTFUL. INSPECTED TE TRIP INDICATORS & NONE FOUND TRIPPED. PERFORMED TE OPERATIONAL CHECK IAW AMM 27-51-00. SYS CHECKED NORMAL.