Commonwealth legislation

AD/SD3-60/39 - LP Levers

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This directive requires owners/operators of Shorts SD3‑60 aircraft to fit breakable securing wire to lock the left and right low‑pressure fuel shut‑off levers in the OPEN position, per Shorts Service Bulletin SD360‑28‑20, to prevent inadvertent OFF selection when operating fuel crossfeed controls. Maintenance must install the wire (cost to operators) before 31 December 1993; the wire may be deliberately broken in an emergency and then replaced.

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AD/SD3-60/39 - LP Levers

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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 Short SD3-60 Series Aeroplanes

AD/SD3-60/39 LP Levers 11/93

Applicability: All SD360 aircraft.

Requirement: Action in accordance with Shorts Service Bulletin SD360-28-20.

Note: FAA Airworthiness Directive 92-27-17 refers.

Compliance: Prior to 31 December 1993.

Background: This Directive has been issued to require the left and right low pressure (LP) fuel shut-off levers to be locked in the open position. The LP levers are to be locked by using securing wire which can be broken in an emergency.

The requirement follows reports of the LP levers being inadvertently selected off when closing the fuel crossfeed valve levers.

Source text

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