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Atlas / NTSB / CHI83IA425

NTSB CAROL · Event

Event CHI83IA425

1983-09-13 CHICAGO, Illinois, United States Airport · ORD None 1 aircraft Status: Completed

Aircraft involved

Factual narrative

AFTER TAKING OFF, THE LANDING GEAR HANDLE REMAINED LATCHED 'DOWN' WHEN THE NOSEWHEEL DID NOT CENTER. THE FLIGHTCREW THENUSED THE NOSE GEAR STEERING OVERRIDE SW & TURNED THE NOSEWHEEL UNTIL THE 'OFF CENTER LIGHT' EXTINGUISHED. THE OVERRIDE SW WAS PLACED 'OFF' & THE LANDING GEAR LATCH RETRACTED, BUT WHEN THE GEAR HANDLE WAS RAISED, THE LANDING GEAR REMAINED DOWN. THE OVERRIDE SW WAS TRIED AGAIN, BUT TO NO AVAIL. APRX 5 TO 10 SECONDS LATER, THE LANDING GEAR RETRACTED. DURING ARRIVAL AT THE DESTINATION, THE NOSE GEAR CAME OUT OF THE 'UP POSITION' WHEN THE GEAR HANDLE WAS LOWERED, BUT A 'DOWN & LOCKED' INDICATION WAS NOT ATTAINED. THE 'OFF CENTER LIGHT' ILLUMINATED AGAIN & THE GEAR HANDLE LATCHED DOWN. THE NOSE GEAR STEERING WAS TURNED 90 DEG LEFT & THE GEAR BECAME STUCK. ATTEMPTS TO RECENTER THE NOSEWHEEL AND/OR GET A SAFE INDICATION WERE UNSUCCESSFUL. DURING THE LANDING, THE NOSE GEAR COLLAPSED. AN EXAM OF THE NOSE GEAR REVEALED THAT THE STEERING SLIDE ASSEMBLY, PN 27-423031-17, WAS BENT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1983_CHI83IA425.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.