Installation Instructions

190-01007-A3 GTN 6XX/7XX AML STC Installation Manual
Rev. 4 Page 5-27
Figure 5-15. Measurement of GPS Antenna Vertical Offset
Table 5-12 . Fuel Type
Selection Description
AV gas (Default) The aircraft burns Aviation gas (5.8 lbs./gal.)
Jet A The aircraft burns Jet A or Jet A-1 fuel (6.7 lbs./gal.)
Jet B The aircraft burns Jet B (JP-4) fuel (6.5 lbs./gal.)
Table 5-13. Synchro Heading Input (GTN 7XX Only)
Selection Description
Connected A Synchro heading source is connected to the GTN 7XX.
Not Connected (Default) A Synchro heading source is not connected to the GTN 7XX.
NOTE
In a dual GTN installation, both GTNs must be configured for the same GPS SELECT
setting for the unit to function properly. If Auto is selected on one GTN, Auto must
manually be selected on the other, and vice versa.
Table 5-14. GPS Select
Selection Description
Auto (Default)
When in GPS mode, the GPS Select discrete is unasserted (open) whenever a
GPS approach mode is active – no associated messages appear and no pilot
action is required. The pilot is also allowed to select automatic or manual GPS
to ILS CDI transitions on the AUX CDI/ALARMS page.
Prompt
When in GPS mode, the GPS Select discrete is unasserted (open) whenever a
GPS approach mode is active and the pilot has enabled the A/P APR Outputs
(an associated message is displayed telling the pilot to enable the A/P APR
Outputs). This setting will not allow the pilot to select automatic GPS to ILS CDI
transitions on the AUX CDI/ALARMS page (only manual transitions are
permitted).
For Honeywell (Bendix/King) KFC 225 and KAP 140 autopilots.