AD/AS 355/47 Amdt 1 - MGB Suspension Bi-Directional Cross Beam
1AD/AS 355/47 Amdt 1 - MGB Suspension Bi-Directional Cross Beam
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
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Eurocopter AS 355 (Twin Ecureuil) Series Helicopters
AD/AS 355/47
Amdt 1
MGB Suspension Bi-Directional Cross Beam 9/97
Applicability: Model AS 355, versions E, F, F1, F2, and N, fitted with a MGB suspension bi- directional cross beam P/N 350A38.1018, all dash numbers installed on the complete cross beam assemblies P/N 350A38.0210, all dash numbers without Mod No. 072720 embodied.
Requirement: Action in accordance with EUROCOPTER FRANCE AS 355 SB 05.00.29.
Note: DGAC AD 96-155-053(B)R1 refers.
Compliance: Within 30 hours time in service after 4 September 1996; as applicable. Thereafter as specified in the requirement document.
The initial issue of this directive had effect from 4 September 1996 and the compliance remains unchanged. This amendment has effect from 14 August 1997.
Background: The manufacturer received an in-service report of a crack in the MGB suspension cross beam.
Amendment 1 alters the Applicability to remove certain modified assemblies, and reference the manufacturer’s definitive Service Bulletin.