# NTSB Accident ERA24LA216
> **Apellix B1 Washing Drone** · 2024-02-20 · Orlando, FL, USA · SERS
## Event
- **NTSB number:** ERA24LA216
- **Event ID:** 20240514194250
- **Type:** Accident
- **Date:** 2024-02-20
- **Location:** Orlando, FL, USA
- **Coordinates:** 28.366188, -81.275658
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Apellix
- **Model:** B1 Washing Drone
- **Registration:** FA33N7WLTR
- **FAR Part:** 107
- **Engines:** 4
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A failure of the sUAS’s magnetometer while operating in close proximity to commercial air conditioning equipment, which resulted in the sUAS’s erratic maneuvering. Contributing to the accident was the RPIC’s failure to input the appropriate command to disarm the sUAS and the manufacturer’s failure to include detailed information on how to disarm the sUAS in an emergency situation in their user/operator guidance documents.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA24LA216) · AI Analytics · CC0 1.0*