After changing the fluid, installing a new gyrosphere, or undergoing dry-dock repairs, you must re-calibrate the system. Latitude and Speed Error Correction (Quadrantal Error)
A common mistake is assuming that any gyrocompass service guide will work for the Standard 20. This is dangerous. The Standard 20 uses proprietary components—especially the gyrosphere and its suspension fluid (a specially formulated damping medium). Using the wrong fluid or incorrect bearing adjustment can destroy the unit.
Scheduled tasks to ensure optimal performance.
Verify that heading repeaters match the master compass heading exactly. Annual Service Checks anschutz gyro compass standard 20 service manual
Detailed instructions for filling the container with the specified support liquid.
Ensuring electrical and mechanical safety during service. 3. Regular Maintenance Procedures (Preventive)
Always change the O-ring seals on the filling cap and main housing joint during fluid changes to prevent leaks. After changing the fluid, installing a new gyrosphere,
Steps for a specific or part replacement (e.g., the follow-up amplifier or power supply card).
The Anschutz Gyro Compass Standard 20 Service Manual is an indispensable asset that works in concert with the gyrocompass itself to ensure maritime safety. It provides the roadmap for maintaining the system's legendary accuracy, diagnosing issues before they become critical, and performing repairs to the exacting standards required for safe, compliant vessel operation. For any technician, navigator, or owner, this manual is the ultimate reference for protecting one of the most critical assets on the bridge—your true north.
Never touch the gyrosphere with bare hands. Skin oils can corrode the surface. Use the specialized lifting tool provided in the service kit. Verify that heading repeaters match the master compass
Switch off the master compass and the transmission unit. Allow the gyrosphere to settle completely (minimum 2 hours) and cool down.
Suitable for all types of vessels, including those requiring high-speed maneuverability.