Service difficulty report · Indicator · Boeing 757224

Difficulty date
June 11, 2025
Submitted
June 13, 2025
Operation
Air carrier
Aircraft
N57111
Make and model
Boeing 757224
Aircraft serial
27301
Aircraft time
113,761 hours, 24,138 cycles
Part
Indicator
Part number
215016001
Part serial
1409
Condition
Faulty
Location
Flap System
Part time
77,621 hours, 19,864 cycles
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

TE FLAP DISAGREE AT APPROX 1000FT. FLAPS STUCK AT 25.. INITIATED GO AROUND. CREW REPORTED THAT WHEN FLAP HANDLE WAS MOVED TO 30 THE FLAPS REMAINED AT 25 WITH TE FLAP DISAGREE MESSAGE. AFTER THEY MOVED THE HANDLE BACK TO 25 PER CHECKLIST MESSAGE WENT AWAY. TROUBLESHOOTING PER FIM 27-51 FAULT TREE 808. ACCOMPLISHED BLOCK 1 FSEU BITE PROCEDURE. NO FAULTS ON ALL FSEUS. PERFORMED CONTINUATION OF FIM TASK 27-51 FAULT TREE 808 BLOCK 3, FOUND 5 AND 8 TE FLAP OVERLOAD INDICATORS ON FLAP TRANSMISSION TRIPPED. RESET TRANSMISSION INDICATORS PER FIM TASK 27-51 FAULT TREE 808 BLOCK 53. OPREATED ELECTRICALLY AND HYDRAULICALLY, OPS CHK GOOD. REINSPECTED OVERLOAD INDICATORS, NO DEFECTS FOUND. FLAPS FULLY DEPLOYED AND RETRACTED NUMEROUS TIMES, NO DEFECTS NOTED AT THIS TIME. FLAP POSITION INDICATOR REPLACED AS A PRECATION IAW AMM 27-58-02/401. PERFORMED OPERATIONAL TEST IAW AMM 27-58-02-704-010. OPERATIONAL TEST SATISFACTORY. A/C OK TO CONTINUE