Piper PA-28R Arrow — Systems Description

This document provides detailed installation notes for the Alpha Systems Angle of Attack (AOA) system specifically designed for the Piper Arrow PA-28R-200. It outlines the installation process, equipment used, and calibration procedures necessary for the AOA system to function correctly. The document is intended for aviation technicians and pilots who are involved in the installation and maintenance of the AOA system. It includes information on power requirements, equipment locations, and calibration tests to ensure the system operates as intended. The installation is classified as a minor airframe alteration, and the document references FAA approval for the modifications made to the aircraft.

• The AOA system requires 0.25A of power, shared with a 4A breaker for the avionics fan.
• The AOA probe is installed at a 45-degree angle for optimal performance during initial flights.
• Calibration procedures include both ground and in-flight tests to ensure accurate readings.
• The AOA Indicator is mounted on the glare shield, while the AOA Switch Panel is located on the co-pilot side of the front panel.
• Installation is classified as a minor airframe alteration with FAA approval.