1. Radio Safety Survey (GMDSS Survey) 
TELNAV can perform GMDSS Surveys for any maker and model of equipment, with all major Classification Societies (IACS). Contact our Service team at service@telnav.com.br

2. Voyage Data Recorder Annual Performance Test (VDR APT) 
TELNAV can perform VDR APTs on several brands, including Danelec, with all major Classification Societies (IACS). Contact our Service team at service@telnav.com.br

3. Gyrocompass Overhaul (Gyro Overhaul). 
TELNAV can perform Gyro Overhauls on several brands, including Anschutz, Simrad, Sperry, Tokyo Keiki. Contact our Service team at service@telnav.com.br

4. Radar Overhaul 
TELNAV can perform required periodic maintenance on radars, which include replacing Magnetrons, Motors, Brushes and Internal cleaning, for all major brands, including Furuno, Raytheon, Sperry, Simrad, Consilium, JRC, SAM. Contact our Service team at service@telnav.com.br


1. Shore Based Maintenance (SBM) Contracts 
TELNAV offers to qualified customers Shore Based Maintenance contracts for periods ranging from one year to five years, as per customers requirements.

2. Full Service Contracts 
A Contract that will cover all costs (Labor and Spares) pertaining to the proper maintenance of the NavCom equipment on board the vessel.

3. Customized contracts 
TELNAV is ready to offer flexible, customized terms to meet every customer’s singularities.