S-tec 55x Installation Manual _hot_ Here

The Mode Controller (S-TEC P/N 0124X or similar) is the pilot interface. Installation involves:

Ensure "Left Turn" on the autopilot moves the yoke/stick left.

This 42-page manual dated October 29, 2013, includes parts lists for the main wire harness, turn coordinator, pressure transducer, and servo kits. S-tec 55x Installation Manual

The Installation Manual concludes with a mandatory ground test procedure, often referred to as the Built-In Test Equipment (BITE) sequence.

Descriptions and diagrams of the components of the autopilot system, including the control unit, servos, and any sensors or antennas. The Mode Controller (S-TEC P/N 0124X or similar)

: A signed FAA Form 337 (Major Repair and Alteration) is mandatory for return-to-service in the United States. Installer Qualifications

Installed in the aft fuselage to control the elevators. The Installation Manual concludes with a mandatory ground

Before operational flight testing, technicians must perform a comprehensive ground checkout sequence. Pitot-Static Leak Check