Ki 256 Installation Manual -
, it includes improved PC boards that reduce loading effects on pitch and roll outputs. Common Troubleshooting Issues Slow Erection
: Available for zero-degree or 8-degree instrument panels.
and extender cables to synchronize the gyro's physical position with the flight computer's output. Gain Adjustments : Technicians use test sets like the KTS 150/151 ki 256 installation manual
: Specific updates, such as Service Bulletin KI 256-11 , may require replacing the internal PC board to reduce loading effects on pitch and roll outputs. Documentation & Resources
19.43 cm (7.65 inches) including connectors Weight: 1.54 kg (3.40 lbs) Electrical Inputs , it includes improved PC boards that reduce
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: The unit is front-panel mounted. Installers must verify that the specific part number matches the aircraft's panel tilt (zero or eight degrees) to ensure the horizon line displays correctly. Critical Maintenance and Alignment
Must use a 0.3-micron central air filter to prevent premature gyro bearing wear. 2. Mechanical Mounting and Panel Location
The KI‑256’s most common failure is due to inadequate vacuum or contaminated air. Signs include audible scraping, excessive precession (the horizon bar drifts in level flight), and sluggish response.
Confirm aircraft bus voltage matches the unit's bulb rating (14V vs 28V).