AD 2005-16-02 Airworthiness Directives; Raytheon Model HS.125 Series 700A Airplanes, Model BAe.125 Series 800A Airplanes, and Model Hawker 800 and Hawker 800XP Airplanes

Makes named: raytheon. Models named: HS.125 series 700A, Hawker 800, Hawker 800XP. Read the applicability below — it usually turns on serial or part numbers too.

This AD applies to Raytheon Model HS.125 series 700A airplanes, BAe.125 series 800A airplanes, and Model Hawker 800 and Hawker 800XP airplanes; certificated in any category; equipped with Brailsford TBL-2.5 blowers; as identified in Raytheon Service Bulletin SB 24-3272, Revision 1, dated October 2000.

You are responsible for having the actions required by this AD performed within the compliance times specified, unless the actions have already been done. Inspection and Corrective Actions (f) Within 600 flight hours or 6 months after the effective date of this AD, whichever occurs first, inspect to determine the current rating of the circuit breakers of certain cockpit ventilation and avionics cooling system blowers; and, before further flight, replace the circuit breakers and modify the blower wiring, as applicable; by doing all the actions in accordance with the Accomplishment Instructions of Raytheon Service Bulletin SB 24-3272, Revision 1, dated October 2000; except as provided by paragraphs (g) and (h) of this AD. Contacting the Manufacturer (g) Where the service bulletin specifies contacting the manufacturer for information if any difficulties are encountered while accomplishing the service bulletin, this AD requires you to contact the Manager, Wichita Aircraft Certification Office (ACO), FAA. No Reporting Requirement (h) Although the service bulletin referenced in this AD specifies to submit certain information to the manufacturer, this AD does not include this requirement. Alternative Methods of Compliance (AMOCs) (i) The Manager, Wichita ACO, has the authority to approve AMOCs for this AD, if requested in accordance with the procedures found in 14 CFR 39.19. Material Incorporated by Reference (j) You must use Raytheon Service Bulletin SB 24-3272, Revision 1, dated October 2000, to perform the actions that are required by this AD, unless the AD specifies otherwise. The Director of the Federal Register approved the incorporation by reference of this document in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Contact Raytheon Aircraft Company, Department 62, P.O. Box 85, Wichita, Kansas 67201-0085, for a copy of this service information. You may review copies at the Docket Management Facility, U.S. Department of Transportation, 400 Seventh Street SW., Room PL-401, Nassif Building, Washington, DC; on the Internet at http://dms.dot.gov; or at the National Archives and Records Administration (NARA). For information on the availability of this material at the NARA, call (202) 741-6030, or go to http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html. Issued in Renton, Washington, on July 21, 2005. Kevin M. Mullin, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 05-15011 Filed 8-1-05; 8:45 am] BILLING CODE 4910-13-P

This AD results from a report indicating that a cockpit ventilation and avionics cooling system blower motor seized up and gave off smoke. We are issuing this AD to prevent smoke and fumes in the cockpit in the event that a blower motor seizes and overheats due to excessive current draw.