S-tec 55x Installation Manual Today

The key to a successful autopilot installation is meticulous planning before you turn a single screw. This phase is critical for safety, regulatory compliance, and airworthiness.

Adjusts how aggressively the autopilot responds to deviations from the heading bug.

Ensure "Left Turn" on the autopilot moves the yoke/stick left. S-tec 55x Installation Manual

Check for the programmer/computer, pitch and roll servos, and pressure transducer.

Attach the bridle cables and tension them strictly to the values specified in the aircraft-specific installation drawings (typically measured using a tensiometer). The key to a successful autopilot installation is

Acts as the primary roll rate sensor. The 55X is a rate-based autopilot, meaning it derives its bank information from this gyro or an approved digital ADAHRS bridge.

Once the hardware and wiring are complete, you must configure the autopilot internal software matching your airframe configuration. Diagnostic Mode Configuration Ensure "Left Turn" on the autopilot moves the

The S-TEC 55X (System Fifty Five X) is a two-axis, rate-based autopilot designed to provide exceptional stability, tracking, and altitude control for general aviation aircraft. Known for its smooth performance and robust feature set—including heading hold, altitude hold, vertical speed command, and GPS/NAV tracking—the 55X is a popular upgrade.