# NTSB Accident FTW90FA013
> **CESSNA 414** · 1989-10-19 · SAN ANTONIO, TX, USA · SERS
## Event
- **NTSB number:** FTW90FA013
- **Event ID:** 20001213X29598
- **Type:** Accident
- **Date:** 1989-10-19
- **Location:** SAN ANTONIO, TX, USA
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 3
- **Minor:** 3
- **Uninjured:** 0
- **Total aboard:** 6
## Aircraft
- **Make:** CESSNA
- **Model:** 414
- **Registration:** N5820H
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE OF THE RIGHT PROPELLER UNFEATHERING ACCUMULATOR HOSE DUE TO IMPROPER INSTALLATION AND CHAFFING, AND THE PILOT'S OPERATION OF THE AIRPLANE BEYOND ITS ENGINE OUT PERFORMANCE CAPABILITY. FACTORS WERE INADEQUATE COMPANY MAINTENANCE, AND THE PILOT'S CONTINUED OPERATION WITH KNOWN MECHANICAL MALFUNCTIONS, AND IMPROPER EMERGENCY PROCEDURES.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=FTW90FA013) · AI Analytics · CC0 1.0*