Commonwealth legislation

AD/B747/113 - Fire Protection Plumbing and Wiring

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Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

Requires modification of cargo-compartment and engine fire detection and extinguishing plumbing and wiring on specified Boeing 747-400 series aeroplanes by following the listed Boeing Service Bulletins; compliance is required within 24 months. It affects the owners/operators of those aircraft, who must arrange and fund the work; the Directive responds to reports that crossed wiring/plumbing could stop a fire being detected or extinguished (Background).

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AD/B747/113 - Fire Protection Plumbing and Wiring

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Boeing 747 Series Aeroplanes

AD/B747/113 Fire Protection Plumbing and Wiring 8/92

Applicability: All 747-400 series aircraft identified in the following Boeing Service Bulletins:

747-26-2143 Revision 1 dated 15 August 1991,

b. 747-26-2164 dated 14 February 1991, and

c. 747-26-2168 dated 28 March 1991.

Requirement: Action in accordance with the following Boeing Service Bulletins:

747-26-2143 Revision 1 dated 15 August 1991,

b. 747-26-2164 dated 14 February 1991, and

c. 747-26-2168 dated 28 March 1991.

Note: FAA AD 92-08-12 Amendment 39-8223 refers.

Compliance: Within 24 months of the effective date of this Directive.

Background: The FAA has received reports of crossed wiring and plumbing in the cargo compartment smoke detection system and engine fire extinguishing systems on Boeing aircraft of similar design. This directive requires action to modify both the cargo compartment and engine fire detection and extinguishing systems. Incorrectly installed fire detection and extinguishing systems could result in the failure to properly detect or extinguish a fire in the cargo compartment or in an engine.

Source text

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

1 AD/B747/113 - Fire Protection Plumbing and Wiring

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

Boeing 747 Series Aeroplanes

AD/B747/113 Fire Protection Plumbing and Wiring 8/92

Applicability: All 747-400 series aircraft identified in the following Boeing Service Bulletins:

747-26-2143 Revision 1 dated 15 August 1991,

b. 747-26-2164 dated 14 February 1991, and

c. 747-26-2168 dated 28 March 1991.

Requirement: Action in accordance with the following Boeing Service Bulletins:

747-26-2143 Revision 1 dated 15 August 1991,

b. 747-26-2164 dated 14 February 1991, and

c. 747-26-2168 dated 28 March 1991.

Note: FAA AD 92-08-12 Amendment 39-8223 refers.

Compliance: Within 24 months of the effective date of this Directive.