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Airworthiness Directives (ADs)

CAA-2004-07-001

The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.

Issue Date
2004/07/02
Applicability
Aircraft equipped with Garmin AT, Apollo GX50/55/ 60/65 TSO-C129a global positioning system (GPS) navigation units with software versions 3.0 through 3.4 inclusive
Model Number
QE
CAA AD Number
CAA-2004-07-001
Aeronautics Authority of Original AD
FAA
Original AD Number
2004-13-20
Effective Date
Subject
To prevent the GPS navigation unit, under certain conditions, from providing erroneous cross-deviation information, which could result in the aircraft deviating from its intended course for a brief period of time; and to also prevent erroneous information from placing an excessive workload on the flightcrew while they monitor other available navigation data to avoid deviating off course.
Reference Publications (Revision/ATA/SB)
UPS Aviation Technologies Service Bulletin 561-4002-001
Remarks
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