Service difficulty report · Flap System · Boeing 7378

Difficulty date
July 28, 2025
Submitted
July 29, 2025
Operation
Air carrier
Aircraft
N846SY
Make and model
Boeing 7378
Aircraft serial
39025
Aircraft time
28,436 hours, 16,736 cycles
Part
Flap System
Condition
Locked
Stage of operation
AP
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

ON APPROACH FLAPS LOCKED OUT AT 8 WAS ABLE TO SET TO 15 WITH ALTERNATE FLAP EXTENTION - REPLACED FLAP POSITION INDICATOR FOR PRECAUTIONARY REASON. SYSTEM OPS CHECKS GOOD. REF AMM 27-58-02 (DECLARED EMERGENCY)

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