# NTSB Accident ATL90FA074
> **PIPER PA-30** · 1990-03-08 · DAYTON, TN, USA · FATL
## Event
- **NTSB number:** ATL90FA074
- **Event ID:** 20001212X22656
- **Type:** Accident
- **Date:** 1990-03-08
- **Location:** DAYTON, TN, USA
- **Coordinates:** 35.490242, -85.009513
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PIPER
- **Model:** PA-30
- **Registration:** N7123Y
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

THE PILOT'S INTENTIONAL USE OF AN AUTOPILOT WITH KNOWN DEFICIENCIES. THE PILOT KNOWINGLY RELIED ON THIS AUTOPILOT WHICH MALFUNCTIONED IN FLIGHT AND RESULTED IN HIS BECOMING SPATIALLY DISORIENTATED.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ATL90FA074) · AI Analytics · CC0 1.0*