What happened
On May 25, 2021, a Cessna C-550, registered as LV-CQV, was preparing for a medical transport flight at Almirante Marcos A. Zar International Airport in Trelew, Chubut. During the engine start sequence, an electrical malfunction occurred when a cockpit display screen experienced a short circuit. In response to the malfunction, the crew immediately shut down the engine and canceled the scheduled flight to San Fernando.
The investigation
National authorities reviewed the technical details of the event to determine the impact on operational safety. The investigation focused on the nature of the electrical failure and the subsequent actions taken by the crew. The inspection of the aircraft following the incident revealed that there were no damages to the airframe or components resulting from the short circuit.
Findings
- The primary cause of the flight cancellation was a short circuit occurring within a cockpit display screen during the startup phase.
- The crew followed standard emergency procedures by cutting the engine power immediately upon detecting the electrical fault.
- The incident occurred while the aircraft was in the parking phase of operation.