190-02246-11
GI 275 Part 23 AML STC Maintenance Manual
Rev. 1
Page 1-2
1.1 Purpose
The purpose of this document is to provide Instructions for Continued Airworthiness (ICA) and
maintenance information for Garmin GI 275 system as installed under STC SA02658SE. This document
also satisfies the requirement for continued airworthiness as required by 14 CFR 23.1529 and Part 23
Appendix G.
1.2 Scope
This document provides maintenance instructions and identifies the Instructions for Continued
Airworthiness for the installation and maintenance of the Garmin GI 275 system as installed under the
AML STC.
1.3 Organization
The following outline briefly describes the organization of this manual:
Section 2.1: System Overview
Provides a description of the GI 275 system equipment installed by this STC.
Section 2.2: LRU Description, Control, and Operation
Provides basic control and operation information specifically tailored to maintenance practices.
Section 3: Instructions for Continued Airworthiness
Provides Instructions for Continued Airworthiness of the GI 275 system LRUs.
Section 4: Troubleshooting
Provides troubleshooting information, including connector information, pinouts, and flowcharts to aid in
diagnosing and resolving problems with GI 275 system equipment.
Section 5: Equipment Maintenance and Checkout Procedures
Provides instructions for the removal and replacement of GI 275 system LRUs, including system checkout
procedures.
Appendix A: Installation-Specific Information
Provides a template to record aircraft-specific installation and configuration data for the GI 275 system.
1.4 Applicability
This document applies to all aircraft with the GI 275 system installed in accordance with AML STC
SA02658SE. Modification of an aircraft by this STC obligates the aircraft operator to include the
maintenance information provided by this document in the operator’s Aircraft Maintenance Manual and
the operator’s Aircraft Scheduled Maintenance Program.
