2008-08-03: Electrical malfunction

2008-08-03 Pacific Aerospace Limited: Amendment 39-15455; Docket No. FAA-2008-0175; Directorate Identifier 2007-CE-105-AD. Effective Date (a) This airworthiness directive (AD) becomes effective May 19, 2008. Affected ADs (b) None. Applicability (c) This AD applies to Pacific Aerospace Limited Model 750XL airplanes, serial numbers 101 through 107, certificated in any category. Subject (d) Air Transport Association of America (ATA) Code 31: Instruments. Reason (e) The mandatory continuing airworthiness information (MCAI) states: To prevent electrical malfunction from causing damage to the wiring that may result in arcing or fire, accomplish Pacific Aerospace Service Bulletin PACSB/XL/008. The MCAI requires the addition and replacement of certain pitot heat sensor circuit breakers and the addition of a cooling fan circuit. Actions and Compliance (f) Unless already done, within 100 hours time-in-service after May 19, 2008 (theeffective date of this AD), do the following actions following Pacific Aerospace Corporation Limited Mandatory Service Bulletin PACSB/XL/008, dated July 8, 2004: (1) For airplanes only authorized to operate under visual flight rules (VFR) flight: (i) Add a ten-amp circuit breaker supplying the pitot heat system to the left hand switch panel; (ii) Replace the switching circuit breaker used as the pitot heat selector with a switch; and (iii) Add a three-amp fuse at the power bus at the supply to the avionics cooling fan connection. (2) For airplanes with serial numbers 101 through 107 that have been modified to operate under instrument flight rules (IFR) flight, contact Pacific Aerospace Corporation Limited at Pacific Aerospace Limited, Private Bag HN3027, Hamilton, New Zealand, telephone: +(64) 7-843-6144, fax: +(64) 7-843-6134, e-mail: [email protected]., for FAA-approved procedures to comply with this AD, and follow the procedures prior to further flight. FAAAD Differences Note: This AD differs from the MCAI and/or service information as follows: No differences. Other FAA AD Provisions (g) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, Standards Office, 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: Karl Schletzbaum, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4146; fax: (816) 329-4090. Before using any approved AMOC on any airplane to which the AMOC applies, notify your appropriate principal inspector (PI) in the FAA Flight Standards District Office (FSDO), or lacking a PI, your local FSDO. (2) Airworthy Product: For any requirement in this AD to obtain corrective actions from a manufacturer or other source, use these actions if they are FAA-approved. Corrective actions are considered FAA-approved if they are approved by the State of Design Authority (or their delegated agent). You are required to assure the product is airworthy before it is returned to service. (3) Reporting Requirements: For any reporting requirement in this AD, under the provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et.seq.), the Office of Management and Budget (OMB) has approved the information collection requirements and has assigned OMB Control Number 2120-0056. Related Information (h) Refer to MCAI Civil Aviation Authority of New Zealand AD DCA/750XL/2, dated September 30, 2004; and Pacific Aerospace Corporation Limited Mandatory Service Bulletin PACSB/XL/008, dated July 8, 2004, for related information. Material Incorporated by Reference (h) You must use Pacific Aerospace Corporation Limited Mandatory Service Bulletin PACSB/XL/008, dated July 8, 2004; Pacific Aerospace Corporation Ltd 750XL Maintenance Manual Drawing 11-81101, Assembly, Switch Panel--LH, dated October 15, 2003; and Pacific Aerospace Corporation Ltd 750XL Maintenance Manual Drawing 11-81519, Schematics Miscellaneous Circuits, dated October 10, 2003, to do the actions required by this AD, unless the AD specifies otherwise. (1) The Director of the Federal Register approved the incorporation by reference of this service information under 5 U.S.C. 552(a) and 1 CFR part 51. (2) For service information identified in this AD, contact Pacific Aerospace Corporation Limited at Pacific Aerospace Limited, Private Bag HN3027, Hamilton, New Zealand, telephone: +(64) 7-843- 6144, fax: +(64) 7-843-6134, e-mail: [email protected]. (3) You may review copies at the FAA, Central Region, Office of the Regional Counsel, 901 Locust, Room 506, Kansas City, Missouri 64106; or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal- register/cfr/ibr-locations.html.