Commonwealth legislation

AD/DO 328/57 - Uncommanded Flap Retraction

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Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This directive orders owners/operators of certain Dornier 328‑100 aircraft (serials 3005–3119, excluding 3100 and 3109) to install a locking collar and sleeve on the flap actuator per Dornier Service Bulletin SB‑328‑27‑293 (or a later LBA‑approved revision). The work must be done within 30 days of the directive taking effect (11 May 2006) to prevent flaps drifting from the zero position when hydraulic pressure is absent. The operator bears the compliance cost and must follow the cited service document and any LBA approvals.

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Current sections

Direct links to the current provisions in AD/DO 328/57 - Uncommanded Flap Retraction.

Dornier 328 Series Aeroplanes

AD/DO 328/57	Uncommanded Flap Retraction	5/2006

Applicability:	Dornier 328-100 aeroplanes serial number 3005 up to 3119, excluding 3100 and 3109.
Requirement:	Install a locking collar and locking sleeve at the actuator cylinder in accordance with Dornier 328 Service Bulletin No. SB-328-27-293 dated 10 November 1999 or later LBA approved revision.Note 1: The actuator part number is changed from 1048A0000-02 to 1048A0000-04 after the modification.Note 2: LBA AD 1998-359/3 refers.
Compliance:	Within 30 days from the effective date of this AD, unless previously accomplished.
	This Airworthiness Directive becomes effective on 11 May 2006.
Background:	This modification is to prevent flap drift out of the zero position when the flap actuator is not supplied with hydraulic pressure.

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James Coyne
Delegate of the Civil Aviation Safety Authority

17 March 2006

AD/DO 328/57

Uncommanded Flap Retraction

5/2006

Source text

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

Dornier 328 Series Aeroplanes Dornier 328 Series Aeroplanes

Dornier 328 Series Aeroplanes

AD/DO 328/57	Uncommanded Flap Retraction	5/2006

Applicability:	Dornier 328-100 aeroplanes serial number 3005 up to 3119, excluding 3100 and 3109.
Requirement:	Install a locking collar and locking sleeve at the actuator cylinder in accordance with Dornier 328 Service Bulletin No. SB-328-27-293 dated 10 November 1999 or later LBA approved revision.Note 1: The actuator part number is changed from 1048A0000-02 to 1048A0000-04 after the modification.Note 2: LBA AD 1998-359/3 refers.
Compliance:	Within 30 days from the effective date of this AD, unless previously accomplished.
	This Airworthiness Directive becomes effective on 11 May 2006.
Background:	This modification is to prevent flap drift out of the zero position when the flap actuator is not supplied with hydraulic pressure.

AD/DO 328/57 - Uncommanded Flap Retraction

Plain English Summary

Deep dive

Current sections

Dornier 328 Series Aeroplanes

Dornier 328 Series Aeroplanes

AD/DO 328/57

AD/DO 328/57

Uncommanded Flap Retraction

Uncommanded Flap Retraction

5/2006

5/2006

Source text

Dornier 328 Series Aeroplanes Dornier 328 Series Aeroplanes

Dornier 328 Series Aeroplanes

AD/DO 328/57 AD/DO 328/57

AD/DO 328/57

Uncommanded Flap Retraction Uncommanded Flap Retraction

Uncommanded Flap Retraction

5/2006 5/2006

5/2006