Commonwealth legislation

AD/DAUPHIN/22 - TRGB Mounting Tripod

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This AD requires operators of Eurocopter SA 365C/C1/C2/C3 helicopters to perform recurring maintenance on the tail rotor gearbox mounting tripod per Aerospatiale SB 01.22A, prompted by corrosion-initiated cracking.

Inspections begin within 50 flight hours after 25 Jan 1989 and repeat every 400 hours; owners/operators must arrange and pay for the work while the regulator prescribes the intervals.

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AD/DAUPHIN/22 - TRGB Mounting Tripod

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Eurocopter SA 360 and SA 365 (Dauphin) Series Helicopters

AD/DAUPHIN/22 TRGB Mounting Tripod 3/89 DM

Applicability: SA 365C, C1, C2, C3 helicopters.

Requirement: Action in accordance with Aerospatiale SB 01.22A.

Note: DGAC AD 88-189-030 (B) refers.

Compliance: Within 50 hours time in service after 25 January 1989 and thereafter every 400 hours time in service.

Background: Cracking initiated by corrosion has been detected at the root of one of the three arms of the tail rotor gearbox mounting tripod.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.