97-05-03: Global Positioning Systems

97-05-03 ALLIEDSIGNAL AVIONICS INC.: Amendment 39-9947; Docket No. 97-CE-07-AD. Applicability: Models GNS-XLS and GNS-XL global positioning systems, part numbers (P/N) 17960-0102-XXXX and P/N 18355-0101-XXXX respectively, installed on, but not limited to the following airplanes, certificated in any category. Manufacturer Models British Aerospace, Ltd. (BAe) 146-100A and 146-200A Cessna Aircraft Corporation 525, 550, and 560 Dassault Aviation Mystere-Falcon 20 and 50 Avions Marcel Dassault Falcon 10 Gulfstream Aerospace G-1159 (G-II) and G-1159A (G-III) Raytheon Corporate Jets Hawker 800 Israel Aircraft Industries, Ltd. 1124 Sabreliner Corporation NA-65 Learjet Inc. 35 Jetstream Aircraft Ltd. 4101 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 (d) 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 within the next 5 days after the effective date of this AD, unless already accomplished. To prevent deviation of the intended flight path during a non-precision approach to an airport, accomplish the following: (a) Insert the following limitation into the Operations Limitations Section of the Airplane Flight Manual (AFM) or Flight Manual Supplement: Operating Limitations The GNS-XL (or GNS-XLS) is not approved for non-precision approaches. NOTE The GNS-XL(or GNS-XLS) may generate misleading information during non-precision GPS or Overlay approaches due to software limitations. (b) Inserting a copy of this AD into the Limitations section as described in paragraph (a) of this AD is considered compliance with the requirements of this AD. (c) Incorporating the AFM revisions, as required by this AD, may be performed by the owner/operator holding at least a private pilot certificate as authorized by section 43.7 of the Federal Aviation Regulations (14 CFR 43.7), and must be entered into the aircraft records showing compliance with this AD in accordance with section 43.11 of the Federal Aviation Regulations (14 CFR 43.11). (d) An alternative method of compliance or adjustment of compliance time that provides an equivalent level of safety may be approved by the Manager, Wichita Aircraft Certification Office, 1801 Airport Road, Room 100, Mid-Continent Airport, Wichita, Kansas 67209. The request shall be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Wichita Aircraft Certification Office. NOTE 2: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from Wichita Aircraft Certification Office. (e) Copies of this AD may be inspected at the FAA, Central Region, Office of the Assistant Chief Counsel, Room 1558, 601 E. 12th Street, Kansas City, Missouri, or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. (f) This amendment becomes effective on March 18, 1997.