A safe and successful installation requires meticulous planning, an in-depth understanding of the system, and strict adherence to approved procedures.
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Standard 3-inch panel cut-out, 4-inch bezel diameter. Unit Weight: 3.3 lbs (1.50 kg) .
Ground the wire shields at the aircraft structural ground terminal block, not at the instrument chassis. ki 256 installation manual
Start the aircraft engine or connect an external regulated vacuum source.
Avoid random PDF downloads from unverified forums. Outdated revisions (pre-Rev 8) contain incorrect pinouts for late-model autopilot computers.
King continuous-operation test set (or equivalent bench tester). Environmental and Electrical Limits If you share with third parties, their policies apply
Monitor the gyro spin-up time. The horizon bar should erect and stabilize within 3 minutes.
I can provide the specific pinout charts or troubleshooting steps based on those details. BendixKing KI-256 | SEAEROSPACE.COM
: A digital, three-axis Silver Crown Plus flight control system. Standard 3-inch panel cut-out, 4-inch bezel diameter
Do you have the specific or model to find the exact STC-approved wiring diagram?
The is a King (Honeywell Bendix/King) KI 256 Flight Director Indicator / Attitude Gyro , often used with KFC 150, KAP 150, KFC 200, or KAP 200 autopilot systems.
Gently slide the KI 256 unit into the sleeve from the front of the panel.