Service difficulty report · Fseu · Boeing 737823

Difficulty date
December 7, 2016
Submitted
December 12, 2016
Operation
Air carrier
Aircraft
N920AN
Make and model
Boeing 737823
Aircraft serial
29521
Aircraft time
51,226 hours, 20,621 cycles
Part
Fseu
Part number
285A12001
Condition
Faulty
Location
Lt Wing Te Flaps
Stage of operation
LD
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

EMERGENCY DECLARED. LANDED WITHOUT INCIDENT. TRAILING EDGE FLAP ASYMMETRY INDICATION. FLAPS LOCKED OUT AT 1 DEGREE. AIRCRAFT WAS GROUNDED. REMOVED AND REPLACED THE FLAP SLAT ELECTRONIC UNIT IAW AMM 27-51-01 AND LEFT FLAP POSITION TRANSMITTER IAW AMM 27-58-01. OPERATIONAL CHECKED GOOD.