Document ID: chunk:federal_register_of_legislation:F2008L02601:body:0:p1
Version: federal_register_of_legislation:F2008L02601
Segment Type: other
Provision Reference: 
Character Range: 0–4326

AIRWORTHINESS DIRECTIVE
On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/RAD/85 and issues the following AD under subregulation 39.001(1) of CASR 1998.  The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Radio Communication and Navigation Equipment
AD/RAD/85 Amdt 1  Sandel ST3400 Terrain Awareness Warning System/Radio Magnetic Indicator  8/2008

Applicability:                                          Sandel Avionics Incorporated (Sandel) Model ST3400 terrain awareness warning system/radio magnetic indicator (TAWS/RMI) units approved under United States Federal Aviation Administration (FAA) Technical Standard Order(s) (TSO) C113, C151a or C151b, as identified in Sandel ST3400 Service Bulletin SB3400-01, Revision B, dated 15 September 2004.
                                                        Note 1:  ST3400 TAWS/RMI units are known to be as installed on, but not limited, to the aeroplane models listed below.
                                                        Manufacturer                                                                                                                                                                                                                                                                                                                                              Aeroplane Model
     Airbus                                             A300
    Avions Marcel Dassault - Breguet Aviation (AMD/BA)  Falcon 10
    Boeing
    Bombardier (Learjet)                                727, 737, 747
    British Aerospace (Operations) Limited              24, 35, 36, 55
    Cessna                                              Jetstream 3101

    Embraer                                             208, 208B, 421C; 501, 525, 550, 560, 650, S550
    Dassault-Aviation                                   EMB-120
    Gulfstream                                          Mystere Falcon 50 and 200
    Israel Aircraft Industries (IAI)                    G-I, G-1159A (G-III)
    M7 Aerospace (Fairchild)                            1124, 1125 Westwind Astra
    McDonnell Douglas                                   SA-226, SA-227
    Piper                                               DC-10
    Raytheon                                            PA-31T2
                                                        58, 1900D, 400, A36, BAe 125 Series 800A, HS 125 Series 600A/700A, Hawker 800-XP, 200, 300, 350, A200, B100, B200, B300, C90, C90A, C90B, E90, F90, MU-300-10
                                                        60 (NA-265-60)
                                                        500-A, 695A
                                                        DHC-6
    Saberliner
    Twin Commander
    Viking Air Ltd (de Havilland)

Requirement:     1. If not previously accomplished in accordance with the original issue of this Directive, install a placard on the TAWS/RMI which states "NOT FOR PRIMARY VOR NAVIGATION" in accordance with Sandel ST3400
                 SB3400-01, Revision B.
                 2. If not previously accomplished in accordance with the original issue of this Directive, revise the Limitations section of the applicable Aircraft Flight Manual (AFM) to include the statement "Use of ST3400 TAWS/RMI for primary VOR navigation is prohibited unless the indicator has 3.07 or A3.06 software or later."

                 This may be accomplished by inserting a copy of this Directive into the AFM.
                 3. If not previously accomplished in accordance with the original issue of this Directive, field-load the TAWS/RMI with updated software having revision 3.07 (for units having serial numbers (S/N) under 2000) or revision A3.06 (for units having S/Ns 2000 and subsequent) in accordance with Sandel