Commonwealth legislation

AD/SD3-30/5 - Aileron, Pilots Handwheel Stop - Modification

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Commonwealth

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legislative instrument

Plain English Summary

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This AD mandates a physical modification to the aileron/pilot handwheel stop on specified Short SD3-30 aeroplanes fitted with PT6A-45R engines (see AD for exact serials), to correct a marginally low VMCL roll rate found in flight tests. Operators must complete Modification No. 6255 per Shorts SB No. SD3-27-23 within 400 hours TIS after 31 January 1981 if not already done.

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AD/SD3-30/5 - Aileron, Pilots Handwheel Stop - Modification

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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 SD3-30 Series Aeroplanes

AD/SD3-30/5 Aileron, Pilots Handwheel Stop - Modification 1/82

Applicability: SD 3-30 aircraft with S/Nos. SH 3002 to SH 3067 fitted with PT6A-45R engines (SB SD3-71-11), and S/Nos. SH 3068 to SH 3071, SH 3073, SH 3075, SH 3077 and SH

Document: Shorts SB No. SD3-27-23.

(Modification No. 6255).

Compliance: Unless already accomplished, within 400 hours time in service after 31 January 1981.

Background: During flight testing after fitting PT6A-45R engines, it was found that in some low weight configurations the aircraft was marginally below the required VMCL rate of roll.

Source text

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