# NTSB Accident ANC03LA082
> **Hughes 369D** · 2003-07-21 · KETCHIKAN, AK, USA · MINR
## Event
- **NTSB number:** ANC03LA082
- **Event ID:** 20030804X01254
- **Type:** Accident
- **Date:** 2003-07-21
- **Location:** KETCHIKAN, AK, USA
- **Coordinates:** 55.869445, -131.46556
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 2
- **Total aboard:** 3
## Aircraft
- **Make:** Hughes
- **Model:** 369D
- **Registration:** N1091S
- **FAR Part:** 135
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The improper installation of a bolt in the gas generator governor linkage by company maintenance personnel, which resulted in a loss of the bolt, a loss of engine power while maneuvering, and subsequent forced landing and collision with trees.  Factors contributing to the accident were an inadequate preflight inspection by the pilot, and an uncommanded surge in engine power.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC03LA082) · AI Analytics · CC0 1.0*