Commonwealth legislation

AD/SF340/33 - Inner Wing Fuel Tanks

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Commonwealth

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legislative instrument

Plain English Summary

2/10 complexity

The Civil Aviation Safety Authority mandates that SAAB 340B aircraft (serials 160–226) undergo the inspection/repair in Saab Service Bulletin 340-28-013 to address a fuel‑tank vent blockage that can deform wing structure. Operators must complete the work within 250 flight hours from 20 April 1992 or by 31 July 1992, whichever is sooner, and are responsible for arranging and paying for the mandated corrective action.

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AD/SF340/33 - Inner Wing Fuel Tanks

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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 SAAB SF340 Series Aeroplanes

AD/SF340/33 Inner Wing Fuel Tanks 5/92

Applicability: Model 340B S/N 160 through 226 inclusive.

Requirement: Action in accordance with SAAB Service Bulletin 340-28-013. Note 1: Swedish Airworthiness Directive (SAD) No 1-046 refers. Note 2: FAA AD 92-03-10 Amdt 3908165 refers.

Compliance: Within 250 hours time in service from 20 April 1992 or by 31 July 1992, whichever occurs first.

Background: During pressure refuelling, a piece of foam blocked the vent line between the inner and outer fuel cell. This blockage caused a pressure build up which deformed the ribs and wing skin.

Source text

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