Document ID: chunk:federal_register_of_legislation:F2006B06537:body:0:p1
Version: federal_register_of_legislation:F2006B06537
Segment Type: other
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Character Range: 20–4280

AIRWORTHINESS DIRECTIVE
 For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (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/82 Prevent GPS Navigation unit from Providing
                       Erroneous Cross-Deviation

 9/2004

            Applicability: Garmin AT, formerly UPS Aviation Technologies, Apollo GX50/55/60/65 TSO- C129a global positioning system (GPS) navigation units as listed below with software versions 3.0 through 3.4 inclusive:

Model   Part Number      Description                       Modification Level
GX50    430-6050-400   Approach Certified GPS           With any of the following mods:
                                                        (H), (N), (P), (T) or (U);
                                                        prior to (V)
        430-6050-401   Approach Certified GPS           Prior to (V)
        430-5060-402   Approach Certified GPS           Prior to (V)
GX55    430-6050-200   Enroute/Terminal Certified GPS   With any of the following mods:
                                                        (E), (J), (K), (M) or (N);
                                                        prior to (R):
        430-6050-201   Enroute/Terminal Certified GPS   With any of the following mods:
                                                        (E), (J), (K), (M) or (N);
                                                        prior to (R)
        430-6050-202   Enroute/Terminal Certified GPS   Prior to (R)
        430-6050-203   Enroute/Terminal Certified GPS   Prior to (R)

GX60   430-6050-600   Approach Certified                  With any of the following
                      GPS/COM                             mods:
                                                          (H), (N), (S), (AB) or
                                                          (AC);prior to (AE)
       430-6050-601   Approach Certified GPS/COM          With any of the following mods:
                                                          (H), (N), (S), (AB) or (AC);
                                                          prior to (AE)
       430-6050-602   Approach Certified GPS/COM          Prior to (AE)
       430-6050-603   Approach Certified GPS/COM          Prior to (AE)
       430-6050-604   Approach Certified GPS/COM          Prior to (AE)
GX65   430-6050-800   Enroute/Terminal Certified GPS/COM  With any of the following mods:
                                                          (F), (L), (P), (Y) or (AA);
                                                          prior to (AC)
       430-6050-801   Enroute/Terminal Certified GPS/COM  With any of the following mods:
                                                          (F), (L), (P), (Y) or (AA);
                                                          prior to (AC):
       430-6050-802   Enroute/Terminal Certified GPS/COM  Prior to (AC)
       430-6050-803   Enroute/Terminal Certified GPS/COM  Prior to (AC)
       430-6050-804   Enroute/Terminal Certified GPS/COM  Prior to (AC)

            Note 1: The above table was sourced from UPS Aviation Technologies Service Bulletin 561-4002-001, dated 19 April 2002, which was referenced in FAA AD 2004- 13-20 and the certification in the table refers to the FAA TSO C-129a class of the unit.

              Requirement: 1. Modify and test the software for the Apollo GX50/55/60/65 TSO-C129a GPS navigation unit by accomplishing all of the actions specified in paragraphs 3.B. and 3.C. of Service Bulletin (SB) 561-4002-001, dated 19 April 2002.

              2. Reidentify the modified Apollo GX50/55/60/65 TSO-C129a GPS navigation unit, according to paragraph 3.D. of SB