Commonwealth legislation

AD/PC-6/42 - Collector Tank Venting

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legislative instrument

Plain English Summary

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This Airworthiness Directive requires owners/operators of Pilatus PC-6 turboprop aircraft (all up to and including S/N 915, excluding S/N 902) to modify the collector tank venting to prevent possible fuel starvation during parachute or sky‑diving operations. It mandates compliance with Pilatus service bulletin instructions and incorporation of Pilatus SB 118 before carrying out the directive, with a stated compliance deadline of 30 April 1996. Operators bear the cost, downtime and maintenance action required.

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AD/PC-6/42 - Collector Tank Venting

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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 Pilatus Porter PC-6 Series Aeroplanes

AD/PC-6/42 Collector Tank Venting 2/96

Applicability: All PC-6 aircraft up to and including aircraft S/N 915 fitted with a turboprop engine excepting aircraft S/N 902 which has previously been modified by Pilatus.

Requirement: Unless previously carried out action in accordance with Pilatus Service Bulletin No

Requirements of Pilatus SB 118, issued December 1972, must be incorporated prior to compliance with this Directive.

Compliance: Prior to 30 April 1996.

Background: The manufacturer has advised that due to the collector tank not completely refilling fuel starvation may occur when an aircraft is used for parachute dropping or sky- diving missions.

Source text

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