# NTSB Accident CEN17LA150
> **PIPER PA 28R-201** · 2017-04-09 · Pontiac, MI, USA · NONE
## Event
- **NTSB number:** CEN17LA150
- **Event ID:** 20170410X54254
- **Type:** Accident
- **Date:** 2017-04-09
- **Location:** Pontiac, MI, USA
- **Coordinates:** 42.665554, -83.420555
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA 28R-201
- **Registration:** N36458
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Maintenance personnel’s improper securing of an unused instrument lamp socket during recent maintenance, which resulted in an electrical short of the landing gear controls and stopped the landing gear while it was transitioning to the down position and led to the landing gear collapse.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN17LA150) · AI Analytics · CC0 1.0*