Commonwealth legislation

AD/ROTAX/5 - Carburettor Contamination

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Commonwealth

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legislative instrument

Plain English Summary

3/10 complexity

This Airworthiness Directive requires owners/operators of aircraft with Rotax 912 series engines (engine S/Ns up to 4,076.244 and/or carburettor S/Ns up to 00151) to inspect the carburettor per Bombardier Rotax Technical Bulletin 912‑09 within 10 hours TIS from 10 October 1996. It responds to reported carburettor contamination that could block jets, risking poor performance or engine stoppage; inspection costs and any repairs fall to the owner/operator.

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AD/ROTAX/5 - Carburettor Contamination

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Rotax Piston Engines

AD/ROTAX/5 Carburettor Contamination 11/96

Applicability: All Rotax 912 series engines up to and including engine serial number 4,076.244 and/or carburettor serial number 00151.

Requirement: Examine the carburettor as per the requirements of Bombardier Rotax Technical Bulletin 912-09 dated 30 August 1995.

Note: Austro Control (Austria) AD 83 dated 12 September 1995 refers.

Compliance: Within 10 hours time in service from 10 October 1996.

Background: Bombardier Rotax have reported that several carburettors have been found with contamination in the float chamber. This Directive requires examination of the carburettor to prevent the possibility of partial or complete blockage of the idle or main jet leading to poor performance or stoppage of the engine.

Source text

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

1 AD/ROTAX/5 - Carburettor Contamination