Limitations; Operations; Htaws Operation; Installation - Garmin GPS 400W Installation Manual

7 LIMITATIONS

7.1

Operations

This installation manual is for main software version 3.00 or later, and GPS/WAAS software version 3.0
or later. Units with main software version 2.xx and GPS/WAAS software version 2.4 require limitations
be included in the Aircraft Flight Manual or Aircraft Flight Manual Supplement. Contact the Garmin
factory for more information.
7.1.1

HTAWS Operation

For rotorcraft installations with HTAWS enabled, the Rotorcraft Flight Manual Supplement (RFMS)
shall contain the following statements as defined for TSO-C194 in RTCA DO-309, Section 3.1.6.c:
The HTAWS shall NOT be used for navigation purposes.
The HTAWS is an alerting system. The system does NOT guarantee successful recovery from a
conflict due to factors such as pilot response, aircraft performance and database limitations. No
standardized recovery technique is defined as recovery maneuvers may vary.
7.2

Installation

The conditions and tests required for TSO approval of this article are minimum performance standards. It
is the responsibility of those installing this article either on or within a specific type or class of aircraft to
determine that the aircraft installation conditions are within the TSO standards. TSO articles must have
separate approval for installation in an aircraft. The article may be installed only if performed under 14
CFR part 43 or the applicable airworthiness requirements.
The 400W Series GPS/WAAS receiver, when installed with the appropriate antenna listed in
Section 1.4.8 is compatible with aircraft equipped with SATCOM when installed in accordance to this
manual.
7.2.1

GPS Antenna

The GPS/WAAS receiver is compatible with the GPS antennas listed in Section 1.4.8.
7.3

Aircraft Radio Station License

An aircraft radio station license is not required when operating in U.S. airspace, but may be required
when operating internationally.
GNS 400W Series Installation Manual
190-00356-08
Page 7-1
Rev. G