# NTSB Accident ERA18LA053
> **SIKORSKY S76** · 2017-12-15 · Islamorada, FL, USA · NONE
## Event
- **NTSB number:** ERA18LA053
- **Event ID:** 20171215X01947
- **Type:** Accident
- **Date:** 2017-12-15
- **Location:** Islamorada, FL, USA
- **Coordinates:** 24.922222, -80.630554
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** SIKORSKY
- **Model:** S76
- **Registration:** N911FK
- **FAR Part:** 135
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's activation of the rotor brake while the No. 2 engine was still set to govern the power turbine speed, which resulted in continuous power being applied to the rotor while the rotor brake was engaged and led to excessive friction, heat, and a subsequent fire in the area of the rotor brake.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA18LA053) · AI Analytics · CC0 1.0*