Commonwealth legislation

AD/LEARJET/4 - Tip Tank Fuel Pressure Relief - Modification

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

The directive mandates installing Modification Kit No. AMK 73-2 to the tip‑tank fuel system of specific Learjet 24 and 25 airframes (listed by serial number). Compliance is mandatory within 100 hours time-in-service after 28 September 1973. Owners/operators bear kit and installation costs, must schedule downtime, and rely on maintenance providers for fitting and records, concentrating costs and short-term demand on the identified aircraft.

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AD/LEARJET/4 - Tip Tank Fuel Pressure Relief - 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 Gates Learjet 24 & 25 Series Aeroplanes

AD/LEARJET/4 Tip Tank Fuel Pressure Relief - Modification 9/73

Applicability: Model 24 with S/no. 24-218 and 24-230 to 24-269, Model 25 with S/no. 25-061, 25-

064 and 25-070 to 25-124.

Document: Modification Kit No. AMK 73-2.

Compliance: Within 100 hours time in service after 28 September 1973.

Source text

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