EASA Regulations for Eurocopter Deutschland MBB-BK 117 C-1

2 airworthiness directives and regulations affecting Eurocopter Deutschland MBB-BK 117 C-1.

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New ADs and bulletins for Eurocopter Deutschland MBB-BK 117 C-1, summarized like the ones below, every Monday.

EASA SIB 2012-19R1

Jan 9, 2013

Uncommanded Engine In-Flight Shutdown triggered by the Tachometer Box

EASA Safety Information Bulletin SIB No. 2012-19R1 addresses uncommanded engine in-flight shutdowns triggered by the tachometer box on Turboméca ARRIEL 1E2 and ARRIEL 1S1 engines. These engines are installed on Eurocopter Deutschland MBB-BK 117 C-1 and C-2 helicopters, as well as Sikorsky S-76A and S-76C series helicopters. The bulletin provides information on the issue and recommends modifications to improve tachometer box reliability and mitigate shutdown risks.

Safety Information Bulletin
  • Eurocopter Deutschland MBB-BK 117 C-1
  • Eurocopter Deutschland MBB-BK 117 C-2
  • Sikorsky S-76A
  • Sikorsky S-76C

EASA SIB 2008-71

Aug 1, 2008

FAA SAIB SW-08-38 - Sandel SN3308 Electronic Horizontal Situation Indicator (EHSI) configured as a Heading Repeater Display

FAA Special Airworthiness Information Bulletin SW-08-38 addresses an airworthiness concern with the Sandel SN3308 Electronic Horizontal Situation Indicator (EHSI) when configured as a heading repeater display, primarily affecting Eurocopter Deutschland MBB-BK 117 C-1 helicopters. The bulletin highlights issues with the compass rose blanking during manual slewing in free gyro mode, which may also apply to other rotorcraft and potentially fixed-wing aircraft with similar installations. EASA Safety Information Bulletin 2008-71 supports the FAA's advisory and informs European operators of the same concern.

Airworthiness Directive
  • Eurocopter Deutschland MBB-BK 117 C-1