2008-26-03: Electronic strike system of the cockpit doo

2008-26-03 Bombardier Inc.: Amendment 39-15769. Docket No. FAA- 2009-0313; Directorate Identifier 2008-NM-144-AD. Effective Date (a) This sensitive security airworthiness directive (AD) is effective April 13, 2009. Affected ADs (b) None. Applicability (c) This AD applies to Bombardier Model DHC-8-102, DHC-8-103, DHC-8-106, DHC-8-201, DHC-8-202, DHC-8-301, DHC-8-311, and DHC-8-315 airplanes, certificated in any category, equipped with a cockpit door electronic strike system installed in accordance with supplemental type certificate (STC) ST02014NY (which is equivalent to STC SA03-70). Unsafe Condition (d) This AD results from a report indicating that the equipment is defective. We are issuing this AD to prevent failure of this equipment, which could compromise flight safety. Compliance (e) Comply with this AD within the compliance times specified, unless already done. Modification (f) Within 90 days after the effective date of thisAD, modify the electronic strike system of the cockpit door in accordance with a method approved by the Manager, New York Aircraft Certification Office (ACO), FAA, or Transport Canada Civil Aviation (TCCA) (or its delegated agent). Alternative Methods of Compliance (AMOCs) (g)(1) The Manager, New York ACO, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. Send information to ATTN: Fabio Buttitta, Aerospace Engineer, Systems and Flight Test Branch, ANE-171, FAA, New York Aircraft Certification Office, 1600 Stewart Avenue, Suite 410, Westbury, New York 11590; telephone (516) 228-7303; fax (516) 794- 5531. (2) To request a different method of compliance or a different compliance time for this AD, follow the procedures in 14 CFR 39.19. Before using any approved AMOC on any airplane to which the AMOC applies, notify your principal maintenance inspector (PMI) or principal avionics inspector (PAI), as appropriate, or lacking a principal inspector, your local Flight Standards District Office. The AMOC approval letter must specifically reference this AD. Related Information (h) Canadian airworthiness directive CF-2008-26R1, dated August 15, 2008, also addresses the subject of this AD. Material Incorporated by Reference (i) None.