Garmin 4XXW Series Pilot's Manual Addendum - Page 5
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GPS/SBAS TSO-C146a Class 3 Operation
The GNS complies with AC 20-138A and has airworthiness approval for
navigation using GPS and SBAS (within the coverage of a Satellite Based
Augmentation System complying with ICAO Annex 10) for IFR en route,
terminal area, and non-precision approach operations (including those
approaches titled "GPS", "or GPS", and "RNAV (GPS)" approaches). The
Garmin GNSS navigation system is composed of the GNS navigator and
antenna, and is approved for approach procedures with vertical guidance
including "LPV" and "LNAV/VNAV" and without vertical guidance including
"LP" and "LNAV," within the U.S. National Airspace System.
The Garmin GNSS navigation system complies with the equipment requirements
of AC 90-105 and meets the equipment performance and functional requirements
to conduct RNP terminal departure and arrival procedures and RNP approach
procedures without RF (radius to fix) legs. Part 91 subpart K, 121, 125, 129, and
135 operators require operational approval from the FAA.
The Garmin GNSS navigation system complies with the equipment requirements
of AC 90-100A for RNAV 2 and RNAV 1 operations. In accordance with AC
90-100A, Part 91 operators (except subpart K) following the aircraft and training
guidance in AC 90-100A are authorized to fly RNAV 2 and RNAV 1
procedures. Part 91 subpart K, 121, 125, 129, and 135 operators require
operational approval from the FAA.
AFMS, Garmin GNS 4XXW GPS/SBAS System
190-00356-03 Rev. D
FAA APPROVED
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