Manual [2021] - S-tec 55x Installation

The programmer/computer is designed for a standard 6.25-inch radio rack. Position within easy reach of the pilot.

Ground shields at the programmer end only to prevent ground loops. Circuit Protection: Use a dedicated 5-amp circuit breaker. S-tec 55x Installation Manual

Before opening the airframe, ensure you have the following ready: The programmer/computer is designed for a standard 6

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

Verify the yoke-mounted disconnect button kills power to the servos immediately. 🛩️ Flight Calibration

If you are looking for for an existing unit.

Inspect pins to ensure they are intact and the correct grade. 3. Wiring and Harnessing Poor wiring is the #1 cause of autopilot failure.