EASA Regulations for De Havilland Canada DHC-3 Otter

Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment

EASA Airworthiness Directive 2023-0021 is an amendment addressing time limits and maintenance checks for GE Aviation Czech H75, H80, and H85 engine models installed on various aircraft including the Aircraft Industries L410-UVP-E20 and L410-NG, Do 28 series, S-2R series, and DHC-3 Otter aeroplanes. This directive mandates compliance with updated Airworthiness Limitations Section (ALS) tasks and life limits to ensure continued airworthiness. It applies to all build configurations and serial numbers of the affected engines.