Commonwealth legislation

AD/PA-31/100 - Fuel Scavenge Pump Check Valves

RepealedCTH

This Act has been repealed and is no longer in force. It is retained for historical reference.

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This Airworthiness Directive requires owners/operators of specified Piper PA-31T, PA-31T1, and PA-31T2 aircraft (listed serial numbers) to relocate the fuel scavenge pump check valves aft of the firewall, following Piper Service Bulletin No. 734. The mandatory modification must be done within 100 flight hours after 28 February 1982 to eliminate a fire hazard from the valves' original forward location.

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Current sections

Direct links to the current provisions in AD/PA-31/100 - Fuel Scavenge Pump Check Valves.

AD/PA-31/100 - Fuel Scavenge Pump Check Valves

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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 Piper PA-31 Series Aeroplanes

AD/PA-31/100 Fuel Scavenge Pump Check Valves 2/82

Applicability: Model PA-31T with S/Nos. 31T-7400002 to 31T-8120056. Model PA-31T1 with S/Nos. 31T-7804001 to 31T-8104067. Model PA-31T2 with S/Nos. 31T-8166001 to 31T-8166029.

Requirement: Action in accordance with Piper SB No. 734. Compliance: Within 100 hours time in service after 28 February 1982.

Background: The Manufacturer considers it essential to relocate the fuel scavenge pump check valves to a position aft of the firewall. This will eliminate a source of flame propagation in the event of a broken fuel line at the present location.

Source text

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