Commonwealth legislation

AD/BELL 412/5 Amdt 1 - Engine Fuel Switch - Inspection/Replacement

RepealedCTH

This Act has been repealed and is no longer in force. It is retained for historical reference.

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This AD requires owners/operators of Bell Model 412 helicopters, serials 33001–33100, to inspect or replace engine fuel switches within 25 flight hours after 30 April 1983 (unless already done). It responds to reports of switches shutting off fuel in flight, risking engine failure and loss of control, and follows procedures in Bell Technical Bulletin No. 412-82-10 Rev A. This Amendment 1 expands the affected serial-number range.

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Current sections

Direct links to the current provisions in AD/BELL 412/5 Amdt 1 - Engine Fuel Switch - Inspection/Replacement.

AD/BELL 412/5 Amdt 1 - Engine Fuel Switch - Inspection/Replacement

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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 Bell Helicopter Textron 412 Series Helicopters

AD/BELL 412/5

Amdt 1

Engine Fuel Switch - Inspection/Replacement 4/83

Applicability: Model 412 S/Nos. 33001 thru 33100.

Document: Bell Tech Bulletin No. 412-82-10 Rev. “A” dated 14th Dec. 1982.

Compliance: Within 25 hours time in service after 30 April 1983 unless previously accomplished. Background: Reports received indicate malfunctioning of certain date coded engine fuel switches,

resulting in the shutting off of the applicable engine fuel supply. This Directive is raised in issue following receipt of Revision “A” of the requirement document. The Directive is now applicable to additional serial numbered aircraft.

Source text

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