Based on authentic service manuals, here are three critical procedures you should never attempt without the official document, but here is a general overview so you understand the complexity.
Companies that sell refurbished gyro compasses (e.g., Kongsberg Maritime Used Spares, Oceanic Marine) almost always include a digital copy of the manual with any purchase. You can also ask to purchase the manual separately.
| Part number (typical) | Description | |-----------------------|-------------| | CMZ900‑01 | Gyro sphere assembly (complete) | | CMZ900‑10 | Follow‑up photocell array | | CMZ900‑20 | Servo motor + tachometer | | CMZ900‑30 | Latitude compensator potentiometer | | CMZ900‑PSU | Main power board | | 902000‑F1 | Spin motor start capacitor (25 μF, 400V) | | 900‑REP‑STEP | Step repeater board |

