12 of 20 P/N 13772-141
Section 9 Cirrus Design
Supplements SR22 / SR22T
Section 7 - System Description
The airplane is equipped with an S-Tec System Fifty Five SR two-axis
autopilot. The system consists of the Programmer / Computer, Flight
Management System Keyboard, Turn Coordinator, Altitude
Transducer, Integrated Avionics Unit #2, Pitch Servo, Roll and Pitch
Trim Cartridges, Autopilot Disconnect Switch, Electric Pitch-Trim and
Roll-Trim Hat Switch, and Annunciation System.
The autopilot controls the aircraft pitch and roll attitudes. Autopilot
operation occurs within the Programmer/Computer installed in the
upper section of the center console and provides:
• Autopilot engagement and annunciation
• Autopilot command and control
• Auto-trim operation
• Manual electric trim
• Two axis airplane control (pitch and roll), including approaches
Revision 01: 01-06-10
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