Service difficulty report · Fscu · Boeing 737924ER

Difficulty date
May 29, 2026
Submitted
June 1, 2026
Operation
Air carrier
Aircraft
N77431
Make and model
Boeing 737924ER
Aircraft serial
32833
Aircraft time
54,954 hours, 19,717 cycles
Part
Fscu
Condition
Faulted
Stage of operation
CL
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

FLAPS FAILED TO RETRACT PAST 5 ON DEPARTURE. CREW ERROR WENT PASSED DETENT INTENDED TO FAST AND LOCKED OUT FSCU. RESET CIRCUIT BREAKER OF FSCU, ALL FLAPOPERTIONS NORMAL. REF FIM 32-09 814. PER THE CAPTAIN HE STATED TOOK OFF AT FLAPS 5 FLAP LEVER WAS NOT IN THE DETENT, MOVED AROUND AND THEN MOVED THE FLAP LEVER IN THE DETENT AND WOULDNT GO PASSED FLAP 5. PER FIM 27-51 801 LEG 0 SHOWS MESSAGE FLAP UCM