EASA AD US-2024-07-01
Propellers - Auxiliary Motor and Pump - Replacement
The Federal Aviation Administration's Airworthiness Directive 2024-07-01 addresses Hamilton Sundstrand Corporation Model 14SF-7, 14SF-15, and 14SF-23 propellers installed on aircraft including De Havilland Aircraft of Canada Limited DHC-8 series. This directive mandates the replacement of a specific auxiliary motor and pump to prevent in-flight failure to feather the propeller. It also prohibits the installation of the affected auxiliary motor and pump part number on these propellers.
Airworthiness DirectiveMaintenanceSafety MgmtHamilton Sundstrand 14SFDe Havilland Aircraft of Canada Limited DHC-8