EASA Regulations for Pratt & Whitney Canada PT6A-67

EASA AD CF-2024-33

Engine — First-Stage Power Turbine (PT1) Blade Failure

The Canadian Airworthiness Directive CF-2024-33 addresses a failure risk in the first-stage power turbine (PT1) blades of Pratt & Whitney Canada PT6A series engines, including models PT6A-64 through PT6A-67T. This directive mandates inspection and replacement of suspect PT1 blades identified by specific part and heat codes to prevent potential engine power loss or in-flight shutdown. The directive applies to all serial numbers of the affected engines and aims to ensure continued airworthiness and flight safety.