Commonwealth legislation

AD/PC-12/35 - Overhead Panel Switch Caps

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This Airworthiness Directive requires owners/operators of specified Pilatus PC‑12 and PC‑12/45 aeroplanes (listed MSNs with overhead panel P/N 972.81.32.102) to replace overhead‑panel switch caps in accordance with Pilatus Service Bulletin 31‑003; aeroplanes at Mod A standard are excluded. Replacement must be done at the next 100‑hour or annual inspection after the directive’s effective date. Operators bear the cost of parts and labour; the CASA delegate issued the directive under CAR 1998 to address possible failure of the plastic switch‑cap spigot.

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AIRWORTHINESS DIRECTIVE

View image in the official source

View image in the official source
For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Pilatus PC-12 Series Aeroplanes

AD/PC-12/35 Overhead Panel Switch Caps 2

AD/PC-12/35 Overhead Panel Switch Caps 2/2003

Applicability: Model PC-12 and PC-12/45 aeroplanes with Manufacturers Serial Number (MSN) 321, together with MSN 401 to MSN 457 (inclusive) and MSN 463, with overhead panel Part Number (P/N) 972.81.32.102 installed.

Note 1: This Directive is not applicable to aeroplanes with overhead panel P/N 972.81.32.102 at Mod A standard.

Requirement: Modify the overhead panel by replacing overhead panel switch caps in accordance with Pilatus PC-12 Service Bulletin 31-003 dated 27 September 2002.

Note 2: FOCA Switzerland AD HB 2002-659 refers.

Compliance: At the next 100 hour inspection or annual inspection, whichever occurs first, after the effective date of this Directive.

This Airworthiness Directive becomes effective on 20 February 2003.

Background: Pilatus has reported that it is possible that push switches on the overhead panel may not operate due to failure of the plastic switch cap spigot. This Directive requires the replacement of the switch caps with items, which have stronger improved spigots.

Signature of James Coyne, Delegate of the Civil Aviation Safety Authority.

James Coyne

Delegate of the Civil Aviation Safety Authority 10 December 2002

View image in the official source

The above AD is notified in the Commonwealth of Australia Gazette on 29 January 2003.

Source text

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

AIRWORTHINESS DIRECTIVE AIRWORTHINESS DIRECTIVE

AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Pilatus PC-12 Series Aeroplanes

AD/PC-12/35 Overhead Panel Switch Caps 2 AD/PC-12/35 Overhead Panel Switch Caps 2/2003

AD/PC-12/35 Overhead Panel Switch Caps 2/2003

Note 1: This Directive is not applicable to aeroplanes with overhead panel P/N 972.81.32.102 at Mod A standard.

Requirement: Modify the overhead panel by replacing overhead panel switch caps in accordance with Pilatus PC-12 Service Bulletin 31-003 dated 27 September 2002.

Note 2: FOCA Switzerland AD HB 2002-659 refers.

Compliance: At the next 100 hour inspection or annual inspection, whichever occurs first, after the effective date of this Directive.

This Airworthiness Directive becomes effective on 20 February 2003.

James Coyne

Delegate of the Civil Aviation Safety Authority 10 December 2002

The above AD is notified in the Commonwealth of Australia Gazette on 29 January 2003.