# NTSB Accident FTW90LA035
> **BEECH V35** · 1989-11-25 · CROSBYTON, TX, USA · MINR
## Event
- **NTSB number:** FTW90LA035
- **Event ID:** 20001213X29804
- **Type:** Accident
- **Date:** 1989-11-25
- **Location:** CROSBYTON, TX, USA
- **Coordinates:** 33.639839, -101.230377
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** BEECH
- **Model:** V35
- **Registration:** N27007
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

IMPROPER OVERHAUL OF THE AIRCRAFT ENGINE BY MAINTENANCE PERSONNEL THAT LED TO THE COMPLETE LOSS OF ENGINE OIL DUE TO AN UNDERTORQUED OIL COOLER ASSEMBLY. FACTORS IN THE ACCIDENT WERE THE FAILURE OF MAINTENANCE PERSONNEL TO DETECT THE CONDITION DURING THE ANNUAL INSPECTION AND THE UNSUITABLE TERRAIN FOR THE FORCED LANDING.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=FTW90LA035) · AI Analytics · CC0 1.0*