Commonwealth legislation

AD/TURMO/4 - Fuel Control - Acceleration Unit

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This Airworthiness Directive requires owners/operators of Turbomeca Turmo IV A/B/C/CA/CB engines to carry out the corrective maintenance specified in Turbomeca Service Bulletin No. 088 by 30 September 1992. It addresses vibration‑induced torsional risk to flexible couplings; technical, procedural and cost details (how, who performs the work) are left to the Service Bulletin and the affected operators.

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AD/TURMO/4 - Fuel Control - Acceleration Unit

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Turbomeca Turbine Engines - Turmo Series

AD/TURMO/4 Fuel Control - Acceleration Unit 10/92

Applicability: All Turmo IV A, B, C, CA and CB engines.

Requirement: Unless previously carried out, action in accordance with Turbomeca Service Bulletin No 088.

Note: DGAC AD 92-115(B) refers.

Compliance: Prior to 30 September 1992.

Background: In certain operating conditions the vibratory torsion modes between the gearbox and engine could damage both engine flexible couplings.

Source text

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