2002-23-05: Circuit Breakers for the Auxiliary Hydraulic Pump System and the King KHF 950 High Frequency Communication System(s)

2002-23-05 Cessna Aircraft Company: Amendment 39-12949. Docket 99-NM-218-AD. Applicability: Model 750 airplanes, serial numbers-0001 through-0100 inclusive; certificated in any category. Note 1: This AD applies to each airplane identified in the preceding applicability provision, regardless of whether it has been modified, altered, or repaired in the area subject to the requirements of this AD. For airplanes that have been modified, altered, or repaired so that the performance of the requirements of this AD is affected, the owner/operator must request approval for an alternative method of compliance in accordance with paragraph (c) of this AD. The request should include an assessment of the effect of the modification, alteration, or repair on the unsafe condition addressed by this AD; and, if the unsafe condition has not been eliminated, the request should include specific proposed actions to address it. Compliance: Required as indicated, unless accomplished previously. To prevent overloading of certain airplane electrical wiring and circuits, which could result in a fire, accomplish the following: Replacement (a) Within 90 days after the effective date of this AD, replace the 5.0-ampere reset circuit breakers for the auxiliary hydraulic pump system and the King KHF 950 high frequency communication system(s) with 0.5-ampere reset circuit breakers, in accordance with Cessna Service Bulletin SB750-24-15, Revision 1, dated May 24, 1999. (b) Circuit breaker replacement accomplished prior to the effective date of this AD in accordance with Cessna Service Bulletin SB750-24-15, dated May 7, 1999, is considered acceptable for compliance with the applicable action specified in this amendment. Alternative Methods of Compliance (c) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Wichita Aircraft Certification Office, (ACO), FAA. Operators shall submit their requests through an appropriate FAA Principal Maintenance Inspector, who may add comments and then send it to the Manager, Wichita ACO. Note 2: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Wichita ACO. Special Flight Permits (d) Special flight permits may be issued in accordance with sections 21.197 and 21.199 of the Federal Aviation Regulations (14 CFR 21.197 and 21.199) to operate the airplane to a location where the requirements of this AD can be accomplished. Incorporation by Reference (e) The replacement shall be done in accordance with Cessna Service Bulletin SB750-24-15, Revision 1, including Supplemental Data, Revision A, dated May 24, 1999. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Copies may be obtained from Cessna Aircraft Co., PO Box 7706,Wichita, Kansas 67277. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the FAA, Wichita Aircraft Certification Office, 1801 Airport Road, Room 100, Mid-Continent Airport, Wichita, Kansas; or at the Office of the Federal Register, 800 North Capitol Street, NW., Suite 700, Washington, DC. Effective Date (f) This amendment becomes effective on December 26, 2002.