# NTSB Accident SEA96LA140
> **Piper PA-31** · 1996-07-02 · JACKSON, WY, USA · NONE
## Event
- **NTSB number:** SEA96LA140
- **Event ID:** 20001208X06358
- **Type:** Accident
- **Date:** 1996-07-02
- **Location:** JACKSON, WY, USA
- **Coordinates:** 43.469135, -110.760597
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** Piper
- **Model:** PA-31
- **Registration:** N27518
- **FAR Part:** 135
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

An improper screw installation by an unknown individual into the instrument panel, which restricted movement of the gear handle resulting in premature disengagement of the normal landing gear extension system.  A factor was one or more improperly adjusted nose gear system components, which resulted in an unlocked nose gear that falsely indicated down and locked.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA96LA140) · AI Analytics · CC0 1.0*