Service difficulty report · Proximity Sensor · Boeing 7378H4

Difficulty date
November 27, 2025
Submitted
December 1, 2025
Operation
Air carrier
Aircraft
N8513F
Make and model
Boeing 7378H4
Aircraft serial
36976
Aircraft time
30,119 hours, 15,044 cycles
Part
Proximity Sensor
Condition
Faulted
Location
Zone 500 Slat
Stage of operation
CR
How discovered
O
Nature of condition
F, J
Precautionary procedure
A

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

What was found

LEADING EDGE DEVICE EXTENDED ON ITS OWN AT FL 370 MACH .79. PERFORMED LEADING EDGE FLAP/SLAT OPS TEST IAW 27-88-00-700-801; ALSO TASK 27-81-00-803 FLAP/SLAT TEST NOTE NR 1 KRUGER RETRACT SENSOR R & R.

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