Commonwealth legislation

AD/DH 104/10 Amdt 1 - Mainplane Upper and Lower Spar Booms - Inspection

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Commonwealth

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legislative instrument

Plain English Summary

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This airworthiness directive (AD/DH 104/10 Amdt 1) requires operators of DH 104 (Dove) series aeroplanes to inspect the wing upper and lower spar booms for corrosion and carry out any necessary repairs, following Hawker Siddeley Aviation Technical News Sheet CT(104) No.125 Issue 6 (Requirement 1). All corrosion must be reported to the Secretary (Requirement 2). Inspections are recurring: between ribs 5–7 every 6 months; inboard of rib 5 and outboard of rib 7 every 12 months (Compliance). Operators pay for inspections/repairs and must file reports; the AD creates a recurring compliance cost and administrative reporting obligation.

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AD/DH 104/10 Amdt 1 - Mainplane Upper and Lower Spar Booms - Inspection

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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 DH 104 (Dove) Series Aeroplanes

AD/DH 104/10

Amdt 1

Applicability: All models.

Mainplane Upper and Lower Spar Booms - Inspection

2/73

Requirement: 1. Inspect the wing upper and lower spar booms for signs of corrosion, and carry out any necessary repairs, in accordance with Hawker Siddeley Aviation Technical News Sheet CT(104) No. 125 Issue 6.

All instances of corrosion are to be reported to the Secretary.

Compliance: Between ribs 5 and 7 - within 6 months of the previous inspection (DCA/DH 104/10) and thereafter at intervals not exceeding 6 months. Inboard of rib 5 and outboard of rib 7 - within 12 months of the previous inspection (DCA/DH 104/10) and thereafter at intervals not exceeding 12 months.

Source text

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