Cirrus SR22 G6 — Wiring Diagram

This document provides detailed installation considerations for the Garmin GRS 77 AHRS and GMU 44(B) Magnetometer, specifically for the Cirrus SR22 G6. It outlines the necessary guidelines for proper mechanical installation, including location and mounting instructions, as well as considerations for magnetic interference and structural validation. The manual is intended for aviation technicians and installers who are responsible for integrating these components into the aircraft. Key installation requirements, safety precautions, and troubleshooting tips are also included to ensure optimal performance and compliance with aviation standards.

• The GRS 77 AHRS must be mounted rigidly to the aircraft's primary structure.
• Avoid shock mounting; vibrations can degrade accuracy.
• The AHRS should be located within 13 feet longitudinally and 6.5 feet laterally of the aircraft center of gravity.
• The GRS 77 weighs 3.5 lbs; with the universal mount, it weighs 4.55 lbs.
• Use non-magnetic tools when installing the AHRS to avoid interference.