EASA Regulations for Pilatus PC-7

2 airworthiness directives and regulations affecting Pilatus PC-7.

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New ADs and bulletins for Pilatus PC-7, summarized like the ones below, every Monday.

EASA SIB 2013-16

Oct 14, 2013

Pratt & Whitney Canada PT6A Engines — Reduction Gearbox Failures

EASA Safety Information Bulletin 2013-16 is an informational bulletin addressing reduction gearbox failures in Pratt & Whitney Canada PT6A series turboprop engines. It highlights the potential for in-flight engine shutdowns due to premature failure of the reduction gearbox, affecting various aircraft types including the Cessna 208 Caravan, DeHavilland DHC-6 Twin Otter, Pilatus PC-7, and Beech King Air series among others. The bulletin aligns with FAA Special Airworthiness Information Bulletin NE-12-04 and aims to inform operators and maintenance organizations within EASA member states.

Safety Information Bulletin
  • Cessna 208 Caravan
  • DeHavilland DHC-6 Twin Otter
  • Pilatus PC-7
  • Beech King Air

EASA SIB 2007-06

Apr 5, 2007

FAA SAIB NE-06-13 - Turboprop Aeroplanes using Propellers with four (4) or more Blades

FAA SAIB NE-06-13 - Turboprop Aeroplanes using Propellers with four (4) or more Blades is a Special Airworthiness Information Bulletin issued by the FAA on December 12, 2005, and endorsed by EASA in Safety Information Notice 2007-06. It addresses turboprop aircraft equipped with propellers having four or more blades, including models such as Pilatus PC-6, PC-7, PC-12, Piper PA-31T series, Beechcraft King Air series, and others. The bulletin alerts operators to check and adhere to propeller idle RPM settings and any RPM restrictions to avoid potential safety risks related to vibratory resonance and propeller fatigue damage.

Safety Information Bulletin
  • Pilatus PC-6
  • Pilatus PC-7
  • Pilatus PC-12
  • Piper PA-31T
  • Beechcraft King Air