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 CASR 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.
Diamond DA40 Series Aeroplanes
AD/DA40/3 FADEC Wire Harness 4/2004 TX
Applicability: DA40D aeroplanes with the following Serial Numbers:
D4.020 to D4.024, D4.026, D4.041, D4.043 to D4.045, D4.049, D4.056, D4.060 to D4.064, D4.066, D4.067 and D4.078
Requirement: 1. Amend the Aircraft Flight Manual (AFM Doc. 6.01.05-( ) by inserting Temporary Revision TR-MÄM-40-122 in accordance with Diamond Aircraft Industries GmbH Mandatory Service Bulletin No. MSBD4-029 Section 1.8 paragraph a).
2. Carry out an inspection of the Full Authority Digital Engine Control (FADEC) wiring in accordance with MSBD4-029 Section 1.8 paragraph b).
Note: Austrocontrol AD A-2004-002 refers.
Compliance: For Requirement 1 - Before further flight after the effective date of this Directive.
For Requirement 2 - Within the next 50 hours time in service after the effective date of this Directive but no later than 31 March 2004.
This Airworthiness Directive becomes effective on 12 February 2004.
Background: Austrocontrol, the Austrian Civil Aviation Administration, has advised that a incorrect wire harness installation may cause a short circuit within the wire harness under certain FADEC operating conditions. This short circuit could result in an in- flight engine shut down. The current AFM Emergency Procedures do not contain measures to reset the FADEC.
Diamond DA40 Series Aeroplanes
AD/DA40/3 (continued)
This Directive requires the amendment of the AFM and the inspection of the FADEC wiring harness.
James Coyne
Delegate of the Civil Aviation Safety Authority 10 February 2004
The above AD is notified in the Commonwealth of Australia Gazette on 12 February 2004.