Document ID: chunk:federal_register_of_legislation:F2006B04809:body:0
Version: federal_register_of_legislation:F2006B04809
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Eurocopter BO 105 Series Helicopters

AD/BO 105/6 Fuel Filter Drain Valve  9/86 DM

            Applicability: All model BO 105 helicopters fitted with engine fuel filter drain valve P/No P101- 228.

 Requirement: Action in accordance with MBB Alert Service Bulletin ASB BO 105-60-101.

            Note: German AD 86-148 MBB Refers.

 Compliance: Corrective action 1 of Requirement Document:

            Before further flight after 22 August 1986. Corrective action 2 of Requirement Document:
             At each daily inspection after 22 August 1986.

            Corrective action 3 of Requirement Document:

             This action may be carried out before further flight after 22 August 1986 in which case corrective actions 1 and 2 need not be complied with.

            Note: Corrective action in accordance with action 3 is an interim measure until manufacturer can supply improved drain valves.

            Background: Draining the fuel filters at preflight checks may loosen the handle of the shutoff plunger and under adverse conditions may cause the drain valve to disintegrate.