Garmin GI 275 Installation Manual page 310

6.8.6.4 GI 275 Autopilot Performance Checkout Log
Completion of this form is required only for installations interfacing to an autopilot.
Aircraft Make and Model:
Autopilot Make and Model:
Autopilot erformance rior to G
Date: By:
Function/Mode
Pitch Attitude Hold
Roll Attitude Hold
Heading Bug Coupling
Altitude Hold
Selected Altitude Capture
(Altitude Preselect)
Vertical Speed Hold
Airspeed Hold
VOR Tracking
ILS/LPV Approach
VOR/LOC/GS Capture
Go-around
Flight Director
Yaw Damp
General Notes
190-02246-10
Rev. 11
Criteria
Selected pitch attitude held within ±2°.
Pitch attitude should not oscillate continuously.
Selected roll attitude held within ±3°.
Roll attitude should not oscillate continuously.
Selected heading held within ±3°.
Heading should not oscillate continuously.
Altitude held within ±100 feet.
Altitude should not oscillate continuously.
Overshoot during altitude capture should not
exceed 100 feet.
Selected vertical speed held within ±200 FPM.
Vertical speed should not oscillate continuously.
Selected airspeed held within ±5 KIAS.
Indicated airspeed should not oscillate
continuously.
Lateral deviation from course remain with
25% of full scale deflection once established on
course.
Lateral and vertical deviations from course/
glidepath remain with 25% of full scale
deflection once established.
apture performance
installation
Pitch and roll attitude held as specified by
autopilot
F commands satisfy selected modes and do
not display excessive jitter or oscillation.
Ya dampening performance
installation
Figure 6-7 Autopilot Performance Checkout Log
Sheet 1 of 2
Aircraft Registration Number:
Notes
GI 275 Part 23 AML STC Installation Manual
Page 6-41