Final tuning must be done in the air. This involves setting the levels to ensure the aircraft doesn't "hunt" (oscillate) during altitude hold or navigation tracking.
The System 55X is a complete flight control system. It integrates with your aircraft’s existing avionics to provide: and Vertical Speed control. Heading Preselect (when paired with a compatible HSI). GPSS Steering (Global Positioning System Steering). Glideslope Capture and tracking. 📋 Pre-Installation Checklist S-tec 55x Installation Manual
Use the correct tension specified in the S-TEC airframe-specific kit. Final tuning must be done in the air