SEANAV INDIA offers complete Gyro Compass Annual Overhaul Service Certification across India, UAE, and beyond. This service ensures compliance with Class and Flag State requirements and guarantees the highest performance of your gyro system.
Our engineers conduct full overhauls, replace critical components such as the gyro sphere and power units, and issue certification documents recognized by major Class societies.
Annual Overhaul Services Include:
- Full disassembly, inspection, and reassembly of Gyro Compass
- Replacement of Gyro Sphere / Sensitive Element
- Spare part upgrade and internal cleaning
- Gyro alignment & heading accuracy calibration
- Final testing & Class-compliant certification
Brands We Are Specialised
- Ydk-Technologies Yokogawa: CMZ-700, CMZ-900, CM-2900
- Tokimec / Tokyo Keiki: TG-5000, TG-6000, TG-8000
- Sperry Marine: Navigat X MK I / II, C-Plath SR180
- Raytheon Anschutz: STD 20, STD 22, Standard 22NX
- C-Plath: Navigat X MK I, MK II
Service Intervals & Recommended Spares for Annual Certification
Make | Model | Recommended Spares | Overhaul Interval |
---|---|---|---|
Yokogawa | CMZ-900 | KT007 Gyro Sphere, Overhaul Kit, V8123WB Board | Gyro Sphere: 20,000 hrs Overhaul Kit: Annually |
Yokogawa | CMZ-700 | KT005 Gyro Sphere, Overhaul Kit, PS1 ASSY V8114SS | Same as CMZ-900 |
Tokyo Keiki | TG-8000 | Sensitive Element, Brushes, Step Motor, Belts | Sensitive Element: 2–3 yrs Brushes: 2 yrs |
Sperry Marine | Navigat X MK I | Gyro Sphere, Fan, PCB, Pickoff | Sphere: 5 yrs Fan: 3 yrs |
Raytheon Anschutz | STD-22 | Gyro Sphere, Pump, Overhaul Kit | Sphere: 4 yrs Overhaul: 1 yr |
C-Plath | SR180 MK I | Mercury Gyro Sphere, Pickoff PCB | Sphere: 5 yrs Others: As required |
FAQs – Gyro Compass Annual Overhaul & Certification
- 1. What does the annual overhaul involve?
It includes full disassembly, internal inspection, sphere replacement (if due), alignment check, heading accuracy verification, and certification.
- 2. Is the certification valid for Class inspection?
Yes. We provide Class-recognized certification for the annual gyro service.
- 3. What happens if my gyrosphere is nearing expiry?
We’ll replace it with a certified new sphere and update your overhaul records.
- 4. How long does an annual overhaul take?
Typically 4–6 hours depending on condition and parts availability.
- 5. Can SEANAV INDIA do this onboard?
Yes, our engineers perform annual gyro overhaul onboard in all major Indian and UAE ports.
- 6. Do I need to book in advance?
Advance booking ensures engineer and spare part availability, though we also handle emergencies.
- 7. What brands do you support?
We support Tokimec, Tokyo Keiki, Yokogawa, Sperry, Anschutz, and C-Plath systems.
- 8. Do you supply spares as well?
Yes, original gyro spares are available through our procurement network.
- 9. Is certification mandatory every year?
Yes, most Class regulations require annual inspection and certification of navigation instruments like Gyro Compass.
- 10. How do I contact SEANAV?
Email us at service@seanav.in or WhatsApp for quick assistance.