COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Eurocopter EC 135 Series Helicopters 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. AD/EC 135/6 SMD45H Display Systems 13/2001 DM Applicability: EC 135 T1, P1 and P2 helicopters Serial Numbers 0005 through 0216 with Central Panel Display Systems (CPDS) installed, equipped with Smart Multifunction Displays SMD45H installed as Primary Flight Displays (PFD) and/or Navigation Display (ND) with Part Numbers listed in Eurocopter Alert Service Bulletin (ASB) EC135-31A-002 Revision 2. Requirement: 1. Amend the Flight Manual by inserting the appropriate Flight Manual Supplement Amendments attached to ASB EC135-31A-002 Revision 2 as Appendices 1 through 12. 2. Placard the SMH45H PFDs and NDs in accordance with ASB EC135-31A-002 Revision 2. 3. Exchange the SMH45H PFDs and NDs in accordance with ASB EC135-31A-002 Revision 2. Note: LBA AD 2001-306/3 refers. Compliance: For Requirement 1 - Before the next flight after the effective date of this Directive. For Requirement 2 - Before the next flight after the effective date of this Directive. For Requirement 3 - Before 31 March 2002. This Airworthiness Directive becomes effective on 1 November 2001. COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Background: Some SMD45H displays exhibit a random anomaly that causes a symbology inversion of the display. This Directive requires the displays to be placarded indicating to the pilot the status of the display (ie the display has/has not been exchanged in accordance with Requirement 3) and introduces limitations into the Flight Manual restricting flight under the Instrument Flight Rules in Instrument Meteorological Conditions. Eugene Paul Holzapfel Delegate of the Civil Aviation Safety Authority 25 October 2001 The above AD is notified in the Commonwealth of Australia Gazette on 31 October 2001.