# NTSB Accident WPR14LA345
> **PIPER PA 28-236** · 2014-08-13 · Salmon, ID, USA · MINR
## Event
- **NTSB number:** WPR14LA345
- **Event ID:** 20140813X65210
- **Type:** Accident
- **Date:** 2014-08-13
- **Location:** Salmon, ID, USA
- **Coordinates:** 45.120834, -113.875274
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 1
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA 28-236
- **Registration:** N2190H
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Maintenance personnel’s improper surface preparation of the accessory mount pad for the installation of the engine’s dry vacuum pump, which resulted in the loss of engine oil, oil pressure, and engine power during flight. Contributing to the accident was the lack of a postmaintenance leak check.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR14LA345) · AI Analytics · CC0 1.0*