The Yokogawa Gyro Compass CMZ 700 is a masterpiece of electromechanical design. It will provide decades of true north heading data—provided it is treated with respect. The is not a dusty binder to be ignored; it is the operational key to the device. From the correct startup sequence to advanced latitude error calibration, every answer lies within those pages.
For spare parts, documentation, or professional service, contact a Yokogawa maritime partner. These suppliers provide genuine components and expert technical support.
Apply the necessary deviation and variation corrections manually to your steering course. yokogawa gyro compass cmz 700 user manual
For the modern user, the original manual is insufficient.
When the CMZ-700 encounters an error, it sounds an audible alarm and displays a specific code on the Display Unit. Alarm Code Description Probable Cause Action Required Power Supply Failure Main AC or backup DC voltage drop. Check fuses and input voltage thresholds. E-02 Gyro Overheat Cooling fan failure or high ambient room temperature. The Yokogawa Gyro Compass CMZ 700 is a
The official is typically structured into 7 core sections. Here is what you will find in each and why it matters.
Initial Inspection: Ensure the master compass area is clear and the cooling fans are unobstructed. From the correct startup sequence to advanced latitude
For transient software or minor voltage dip glitches, a controlled system reboot (turning off, waiting 5 minutes, and restarting) may clear the code—provided the vessel is safely anchored or navigating under alternative means (like a magnetic compass). 6. Accessing the Official Manual
Gyrocompasses are delicate. The manual specifies that the master compass must be removed every 5,000 operational hours for bearing replacement and oil change. Furthermore, it details how to clean the optical sensors without scratching them. A major warning in this section: Use of compressed air inside the gyro sphere voids the warranty.
This section provides block diagrams and wiring schematics. The CMZ 700 system typically comprises:
Preventative maintenance is the cornerstone of keeping a Yokogawa CMZ-700 operational for decades. The user manual specifies several tiers of scheduled servicing. Daily and Weekly Checks