Ki 256 Installation Manual

Before installation, verify:

| Symptom | Likely Cause | |---------|---------------| | No flag retraction after 3 min | Missing gyro power (check KA 51B, pin 6) | | Erratic pitch during turns | Synchro rotor wiring open/shorted | | Dim internal lighting | Incorrect dimmer voltage or pin 8/9 reversed | ki 256 installation manual

Many installations marry the KI 256 to a King autopilot. The dedicates Appendix C to this interface. Before installation, verify: | Symptom | Likely Cause

Do you have the specific or model to find the exact STC-approved wiring diagram? BendixKing KI 256 is a critical flight command

BendixKing KI 256 is a critical flight command indicator that serves as a cornerstone for several legacy autopilot systems, including the KFC-150, KFC-200, KFC 225, and KFC 250. Its installation and maintenance are complex because it is not merely a display instrument; it is a self-contained vertical gyro that supplies vital pitch and roll attitude data to the flight computer. Technical Overview and Specifications

💡 The KI 256 is an overhaul-intensive unit. Modern upgrades like the KI 300 electronic indicator or Garmin GI 275 are often used to replace the KI 256 to eliminate vacuum reliability issues.