# NTSB Accident MIA04LA122
> **Robinson R-22** · 2004-08-24 · West Palm Beach, FL, USA · MINR
## Event
- **NTSB number:** MIA04LA122
- **Event ID:** 20040908X01365
- **Type:** Accident
- **Date:** 2004-08-24
- **Location:** West Palm Beach, FL, USA
- **Coordinates:** 26.592777, -80.084999
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** Robinson
- **Model:** R-22
- **Registration:** N4062X
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The partial loss of engine power due to low cylinder compression during recovery from a practice autorotation resulting in a hard landing and damage to the helicopter.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=MIA04LA122) · AI Analytics · CC0 1.0*