Serious incident Piper PA-31-350 HL2024, Monday 8 May 2023

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Date:	Monday 8 May 2023
Time:
Type:	Piper PA-31-350
Owner/operator:	Myunghwa Geographic Information Co., Ltd.
Registration:	HL2024
MSN:	31-7852111
Year of manufacture:	1978
Engine model:	TIO-540-J2BD
Fatalities:	Fatalities: 0 / Occupants:
Other fatalities:	0
Aircraft damage:	None
Category:	Serious incident
Location:	near Goseong-gun, Gyeongsangnam-do - South Korea
Phase:	En route
Nature:	Survey
Departure airport:
Destination airport:
Investigating agency:	ARAIB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
The Piper PA-31-350, made an emergency landing at Sichuan Airport due to two burning odours and smoke in the cockpit.
Cause
The Board determines the cause of the accident to be "odour and smoke from an unidentified source, such as external smoke entering the cockpit".

Accident investigation: