Commonwealth legislation

AD/GAF-N22/9 - Fuel System Check Valves - Modification

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

CASA mandates modification of fuel-system check valves on specified GAF N22 aeroplanes (serials N22‑3–9, N22‑11–14) per GAF Service Bulletin No. N22.28.2. Owners/operators and maintenance organisations must complete the SB work within 100 hours TIS after 16 April 1976. It’s a safety-driven, operator-funded requirement that requires scheduling, parts, and recordkeeping to demonstrate compliance.

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AD/GAF-N22/9 - Fuel System Check Valves - 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 GAF N22 and N24 Series Aeroplanes

AD/GAF-N22/9 Fuel System Check Valves - Modification 4/76

Applicability: Model N22 with S/Nos. N22-3 to N22-9 and N22-11 to N22-14. Document: GAF SB No. N22.28.2.

Compliance: Within 100 hours time in service after 16 April 1976.

Source text

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