Garmin GTN 625, Flight Manual

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AFMS, Garmin GTN GPS/SBAS System 190-01007-A2 Rev. 6
FAA APPROVED Page 9
Section 2. LIMITATIONS
2.1 Cockpit Reference Guide
The Garmin GTN 6XX or GTN 7XX Cockpit Reference Guide, part number
and revision listed below (or later revisions),
must be immediately available to
the flight crew whenever navigation is predicated on the use of the GTN.
y GTN 6XX Cockpit Reference Guide P/N 190-01004-04 Rev K
y GTN 7XX Cockpit Reference Guide P/N 190-01007-04 Rev J
2.2 Kinds of Operation
This AFM supplement does not grant approval for IFR operations to aircraft
limited to VFR operations.
2.3 Minimum Equipment
The GTN must have the following system interfaces fully functional in order to
be used for primary navigation during IFR operations:
Interfaced Equipment
Number
installed
Number
Required for
IFR
External HSI/CDI/EHSI 1 or more 1
External GPS Annunciator See Note 1 1
Table 2 – Required Equipment
Note 1: Certain installations require an external GPS annunciator panel. If installed, this annunciator
must be fully functional to use the GTN GPS navigation for IFR operations.
Single engine piston aircraft under 6,000 lbs. maximum takeoff weight:
Required Equipment for IFR operations utilizing GPS navigation: Single GTN
Navigator
All other aircraft:
Required Equipment for IFR operations utilizing GPS navigation: Single GTN
Navigator plus a second source of GPS navigation or a separate source of VHF
navigation. The separate source of VHF navigation must not be the primary
GTN, but it may be a secondary GTN.
Operation in remote or oceanic operation requires two sources of GPS
navigation.