# NTSB Incident LAX90IA293
> **BOEING 737-322** · 1990-08-21 · LOS ANGELES, CA, USA · NONE
## Event
- **NTSB number:** LAX90IA293
- **Event ID:** 20001212X24038
- **Type:** Incident
- **Date:** 1990-08-21
- **Location:** LOS ANGELES, CA, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 138
- **Total aboard:** 138
## Aircraft
- **Make:** BOEING
- **Model:** 737-322
- **Registration:** N305UA
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

IMPROPER MAINTENANCE SERVICE BY A COMPANY EMPLOYEE WHO ALLOWED A FOREIGN OBJECT (FLASHLIGHT) TO REMAIN IN THE LANDING GEAR EXTEND/RETRACT LINKAGE DURING A NIGHT SERVICING BEFORE THE FLIGHT.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX90IA293) · AI Analytics · CC0 1.0*