Commonwealth legislation

AD/HS 125/126 Amdt 1 - Electrical Power/Generator Power

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Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

5/10 complexity

This airworthiness directive requires specified British Aerospace BAe 125 series aeroplanes to be modified in accordance with Corporate Jets Mandatory Service Bulletin SB‑24‑289‑3267A–G Revision 1 (dated 10 April 1992). Operators must carry out the wiring and relay-location modifications by 30 April 1994. The stated purpose is to reduce the risk that earth‑wire damage causes an uncontrolled overvoltage, battery overheating or failure of sensitive equipment. Aircraft owners/operators pay for the work, maintenance organisations perform it, and operators must record and certify compliance.

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AD/HS 125/126 Amdt 1 - Electrical Power/Generator Power

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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British Aerospace BAe 125 Series Aeroplanes

AD/HS 125/126

Amdt 1

Electrical Power/Generator Power 12/93

Applicability: British Aerospace 125 Series Aircraft as follows:

Series F400	Post Mod	252556
Series F600	Post Mod	252475
Series 700	Pre Mod	252636
	Post Mod	252789
	Pre Mod 252789 & Post Mod 252636
Series 800	Pre Mod	253149
	Post Mod	253149

Requirement: Modify the aircraft in accordance with Corporate Jets Limited 125 Series Aircraft Mandatory Service Bulletin No SB-24-289-3267A, B, C, D, E, F & G Revision 1 dated 10 April 1992.

Note: This Service Bulletin has been classified as mandatory by the CAA(UK).

Compliance: The compliance for the original issue of this Directive was prior to 30 June 1992.

The compliance for this amendment is prior to 30 April 1994.

Background: This modification reduces the possibility of earth wire damage bringing about an uncontrolled overvoltage, with a resulting battery overheat and/or failure of sensitive equipment. This amendment is issued following the publication of Revision 1 to the Service Bulletin which provides alternate earth locations and relay positions for some Series 400, 600 and 700 aircraft with different configurations.

Source text

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

1 AD/HS 125/126 Amdt 1 - Electrical Power/Generator Power