Service difficulty report · Flap System · Boeing 757351

Difficulty date
May 24, 2021
Submitted
May 26, 2021
Operation
Air carrier
Aircraft
N586NW
Make and model
Boeing 757351
Aircraft serial
32987
Aircraft time
63,433 hours, 20,929 cycles
Part
Flap System
Condition
Malfunctioned
Stage of operation
LD
How discovered
O
Nature of condition
O
Precautionary procedure
L

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

What was found

SHIP 5806-FCNT- POSSIBLE FLAP ASYMMETRY. RT INDICATED 30 LT INDICATED 20. HAD ROLL MOMENT. T/S FSEU AND FSAM BITE SHOW NO EXISTING FAULTS OR LAST FLIGHT FAULTS. RAN FLAPS 2 TIMES, NO BINDING. CHECKED FLAP TRANS TORQUE LIMITERS FOUND NONE POPPED. SERVICED BOTH INBOARD LIMITERS TO FULL IAW AMM 12-13. INSP FLAP TRACK ROLLERS, NO DEFECTS. INSP BALL SCREW TRANSFER TUBES, NO DEFECT. REPLACED FLAP POSITION INDICATOR. C/W NOGO ODI PREVENTION STEPS.