Commonwealth legislation

AD/HS 125/58 - Landing Gear Hydraulic System - Inspection and Modification

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This directive requires owners/operators of British Aerospace BAe 125 series aeroplanes without Modification No. 252837 to inspect and fit filters to each side of the landing‑gear restrictor valves per British Aerospace SB No. 32‑190, to mitigate the risk that valve blockage could prevent gear lowering.

Issued by the Civil Aviation Safety Authority, compliance is mandatory by 1 April 1982 and the cost and arrangement of the work fall to the aircraft owners/operators.

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AD/HS 125/58 - Landing Gear Hydraulic System - Inspection and Modification

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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 British Aerospace BAe 125 Series Aeroplanes

AD/HS 125/58 Landing Gear Hydraulic System - Inspection

and Modification

Applicability: All models without Modification No. 252837. Document: British Aerospace 125 SB No. 32-190.

Compliance: Before 1 April 1982.

11/81

Background: Blockage of a landing gear restrictor valve may prevent lowering of the gear by either the normal or the auxiliary hydraulic system. Filters are introduced at each side of the restrictor valves.

Source text

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