SDR IPXA2025021805505

Service difficulty report · Landing Gear · Boeing 75724APF

Difficulty date: February 18, 2025
Submitted: February 18, 2025
Operation: Air carrier
Aircraft: N423UP
Make and model: Boeing 75724APF
Aircraft serial: 25325
Aircraft time: 34,955 hours, 22,913 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Landing Gear
Condition: Malfunctioned
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

**ATB** AFTER TAKEOFF MASTER WARNING GEAR NOT DOWN FOLLOWED BY GEAR DOOR. PER CREW DEBRIEF. AT APPROXIMATELY 1000 FEET AGL FLAPS AT 5, GEAR HANDLE WAS MOVED TO UP. NO GEAR NOISE WAS HEARD, NO INDICATION OF UNLOCK. LANDING CONFIG WARNING CAME ON. GEAR HANDLE WAS MOVED TO DOWN POSITION, GEAR DOOR WARNING WAS DISPLAYED.

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