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  • Chapter 10: Aircraft Systems › Maintenance of Instruments & Instrument Systems › Autopilot System Maintenance

    Autopilot System Maintenance The information in this section does not apply to any particular autopilot system but gives general information that relates to all autopilot systems. Maintenance of an autopilot system consists of visual inspection, replacement of components, cleaning, lubrication ... operational checkout of the system. Consult the manufacturer’s maintenance manual for all of these procedures. With the autopilot disengaged, the flight controls should function smoothly. The resistance offered by the autopilot servos should not affect the control…

  • Chapter 1. Air Navigation › Section 2. Performance-Based Navigation (PBN) and Area Navigation (RNAV) › 1-2-3. Use of Suitable Area Navigation (RNAV) Systems on Conventional Procedures and Ro…

    reference to raw localizer data. 3. Unless otherwise specified, a suitable RNAV system cannot be used for navigation on procedures that are identified as not authorized (“NA”) without exception by a NOTAM. For example, an operator ... RNAV system to navigate on a procedure affected by an expired or unsatisfactory flight inspection, or a procedure that is based upon a recently decommissioned NAVAID. 4. Pilots may not substitute for the NAVAID (for example…

  • Chapter 4: Helicopter Components, Sections, and Systems › Stability Augmentations Systems › Autopilot

    provides visual guidance cues to the pilot to fly selected lateral and vertical modes of operation. The most advanced autopilots can fly an instrument approach to a hover without any additional pilot input once the initial functions have been selected ... autopilot system consists of electric actuators or servos connected to the flight controls. The number and location of these servos depends on the type of system installed. A two-axis autopilot controls the helicopter in pitch and roll; one servo…