# NTSB Incident IAD01IA009
> **Raytheon 400A** · 2000-10-23 · MORRISTOWN, NJ, USA · NONE
## Event
- **NTSB number:** IAD01IA009
- **Event ID:** 20001212X22164
- **Type:** Incident
- **Date:** 2000-10-23
- **Location:** MORRISTOWN, NJ, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 4
- **Total aboard:** 4
## Aircraft
- **Make:** Raytheon
- **Model:** 400A
- **Registration:** N792TA
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The failure of several relays on the roll trim control printed circuit board, which caused an uncommanded aileron trim input.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=IAD01IA009) · AI Analytics · CC0 1.0*