: Due to its delicate gyro-based construction, the unit must be handled according to to prevent internal damage. Adjustment Complexity : Replacing a
From the field: A common mistake is skipping the 3-minute warm-up. Doing so leads to false nulls and autopilot “porpoising.”
The unit is installed from the rear of the panel. Use the specified mounting screws to secure the unit.
Confirm that the yellow command bars move smoothly without sticking or lagging. Troubleshooting Common Installation Issues Cause: Low vacuum pressure or restricted air filters. ki 256 installation manual
Check wiring harness continuity for the FD valid logic line. Wrong voltage model installed or blown circuit breaker.
KI 256 Installation Manual: The Complete System Integration Guide
Overhaul costs for a KI 256 typically range from $1,695 to $2,400 . : Due to its delicate gyro-based construction, the
This guide covers basic installation steps for the KI 256 unit (standard single-module installation). It assumes a protected indoor environment, 0–40°C ambient temperature, and access to standard tools.
: Using the test set, drive the command bars through their full travel ranges to verify there is no mechanical binding or excessive loading on the board. Mandatory Post-Installation Ground Checks
: Ensure the "Gyro" or "FD" warning flag completely retracts out of view once nominal vacuum levels and electrical excitation voltages are present. Use the specified mounting screws to secure the unit
: Driven by a regulated vacuum or pressure system operating tightly at 4.5 to 5.2 in. Hg . Pre-Installation and Unpacking
14 VDC or 28 VDC, depending on the specific mod status and part number.
Here’s a recap of the essential steps you’ll need to take for a successful installation: