Annual Services

Annual Navigation Equipment Services

RADAR Annuals. GYRO Services. GMDSS. APT. And many more — certified annual servicing of all major marine navigation and safety systems by our approved subcontractor network across the Caribbean, South America, and the United States.

Comprehensive Annual Compliance Servicing

Navigational Marine Services coordinates certified annual inspections, testing, and maintenance for RADAR, GYRO, GMDSS, APT, EPIRB, AIS, VDR, ECDIS, and the full range of navigation and safety equipment required under SOLAS, IMO, and flag state regulations. Every service is performed by approved subcontractors holding the appropriate manufacturer and regulatory certifications.

Overview

Annual inspection, testing, and certification of all GMDSS equipment including DSC controllers, MF/HF/VHF radios, NAVTEX receivers, and satellite communication systems. Ensures full compliance with SOLAS Chapter IV requirements.

Service Includes

  • DSC Controller Testing
  • MF/HF/VHF Radio Inspection
  • NAVTEX Receiver Verification
  • Satellite EPIRB Integration Check
  • Battery & Power Supply Testing
  • Certificate Issuance

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request GMDSS Service

Overview

Annual calibration, alignment, and functional testing of Automatic Plotting Table systems. Verifies tracking accuracy, display integrity, and integration with radar and navigation data sources.

Service Includes

  • Calibration & Alignment
  • Tracking Accuracy Verification
  • Display & Interface Testing
  • Radar Integration Check
  • Software & Firmware Review
  • Performance Certification

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request APT Service

Overview

Annual servicing of gyrocompass systems including error correction, bearing accuracy testing, and repeater synchronization. Covers all major manufacturer systems and ensures compliance with SOLAS Chapter V.

Service Includes

  • Bearing Accuracy Testing
  • Error Correction & Adjustment
  • Repeater Synchronization
  • Alarm System Verification
  • Lubricant & Mechanical Inspection
  • Compliance Documentation

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request GYRO Service

Overview

Annual performance testing, antenna inspection, and transmitter/receiver verification for X-band and S-band radar systems. Includes ARPA functionality checks and compliance with IMO Resolution MSC.192(79).

Service Includes

  • Transmitter Power Output Test
  • Antenna & Scanner Inspection
  • ARPA Functionality Check
  • Range & Bearing Accuracy
  • Display & Control Unit Test
  • IMO Performance Standard Verification

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request RADAR Service

Overview

Annual inspection and testing of EPIRB units including battery condition, hydrostatic release mechanism, and registration verification with COSPAS-SARSAT. Replacement and recertification services available.

Service Includes

  • Battery Condition & Expiry Check
  • Hydrostatic Release Inspection
  • Self-Test & Signal Verification
  • COSPAS-SARSAT Registration Review
  • Bracket & Housing Inspection
  • Replacement & Recertification

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request EPIRB Service

Overview

Annual testing and verification of Class A and Class B AIS transponders including MMSI programming, antenna performance, and integration with GMDSS and navigation systems. Ensures compliance with SOLAS Chapter V Regulation 19.

Service Includes

  • MMSI & Vessel Data Verification
  • Transponder Output Testing
  • Antenna Performance Check
  • GPS Integration Verification
  • GMDSS Interface Testing
  • Regulatory Compliance Confirmation

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request AIS Service

Overview

Annual performance testing of VDR and S-VDR systems in accordance with IMO Resolution MSC.333(90). Includes data capsule inspection, sensor input verification, and issuance of the Annual Performance Test certificate.

Service Includes

  • Data Capsule Inspection
  • Sensor Input Verification
  • Playback & Recording Test
  • Microphone & Audio Check
  • Radar & AIS Data Feed Test
  • APT Certificate Issuance

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request VDR Service

Overview

Annual servicing and software update verification for ECDIS systems. Confirms chart update status, sensor integration, alarm functionality, and compliance with IMO performance standards and flag state requirements.

Service Includes

  • Chart Update Status Review
  • Sensor Integration Testing
  • Alarm & Alert Verification
  • Backup System Check
  • Software Version Compliance
  • Type Approval Confirmation

Performed by approved subcontractors holding manufacturer and regulatory certifications.

Request ECDIS Service

Our Network

Approved Subcontractor Network

All services are performed by vetted, approved subcontractors holding manufacturer authorizations and regulatory certifications. Our network spans major ports across the Caribbean Islands, South America, and the United States — ensuring qualified technicians are available wherever your vessel calls.

Manufacturer-authorized service agents
Flag state and classification society recognized
Coverage across Caribbean, South America, and USA
Coordinated scheduling to minimize vessel downtime

Schedule Your Annual Service

Contact our team to arrange certified servicing for your vessel's navigation and safety equipment.

Request Service