Commonwealth legislation

AD/LEARJET/27 - Horizontal Stabiliser Hinge Pin Bushing Installation - Inspection

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This directive requires operators of specific Gates Learjet 24 and 25 airframes identified in Service Bulletin 23/24/25‑311 to inspect the horizontal stabiliser hinge‑pin bushings per that SB, to be completed within 100 flight hours after 31 December 1981.

It affects only those listed serial numbers, places inspection and any corrective costs on operators, and aims to detect bushings that may have moved out of their fittings during service.

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AD/LEARJET/27 - Horizontal Stabiliser Hinge Pin Bushing Installation - 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 Gates Learjet 24 & 25 Series Aeroplanes

AD/LEARJET/27 Horizontal Stabiliser Hinge Pin Bushing

Installation - Inspection

12/81

Applicability: All Gates Learjet models 24 and 25 with S/Nos. referenced in Gates Learjet Service Bulletin No. 23/24/ 25-311 or with S/Nos. referenced in subsequent issues of that Service Bulletin.

Document: Gates Learjet SB 23/24/25-311.

Compliance: Within 100 hours time in service after 31 December 1981.

Background: The horizontal stabiliser hinge pin bushings may move out of their mating fittings during normal service.

Source text

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