SDR IPXA2025091129291

Service difficulty report · Warning Message · Boeing 75724APF

Difficulty date: September 11, 2025
Submitted: September 12, 2025
Operation: Air carrier
Aircraft: N440UP
Make and model: Boeing 75724APF
Aircraft serial: 25471
Aircraft time: 31,049 hours, 20,486 cycles
System (JASC): 3260 · Landing Gear Position and Warning
Part: Warning Message
Condition: Illuminated
Location: Mlg
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

DESCENDING THRU 12,00 MSL, FLAPS 1, EICAS MESSAGE GEAR NOT DOWN DISPLAYED FOR APPROXIATELY 2 SECONDS. PERFORMED GPWS FAULT/BITE CHECK .BITE FAULT OF LEFT RADIO ALTIMETER SYSTEM EXTERNAL FAULT ,FLIGHT LEG 3.THIS IS THE LEG WITH LANDING GEAR NOT DOWN MSG.

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