ITCWATCHDOG - Radio Navigation | Audits & Inspections

Complete inspection and preventive maintenance of gyro compass master units.
Alignment and real-time calibration for accurate heading information.
Verification of heading signal distribution to bridge systems including ECDIS, radar, and autopilot.
Functional checks of repeaters, heading sensors, and analog/digital converters.
Backup power system test and battery health check.
Firmware updates, log clearing, and drift rate analysis.
Compliance checks with SOLAS Chapter V and IMO MSC.64(67).
Issue service reports with deviation logs and calibration results.

Deviation measurement using traditional and electronic compass adjuster methods.
Onboard compass swing procedure to evaluate magnetic influences.
Adjustment of corrector spheres, flinders bar, and heeling magnet.
Preparation and issue of deviation card as per SOLAS and Class requirements.
Inspection of compass housing, lighting, and integrity of fluid-filled bowl.
Replacement of worn/damaged gaskets, glass, or damping fluid as needed.
Assessment of deviation under actual sea conditions.
Certification issued in compliance with ISO 25862 and flag state standards.

System diagnostic and functional checks of auto steering modes (Heading Hold, Course, Track).
Verification of gyro signal input and feedback loop accuracy.
Hydraulic or electric steering system alignment and response testing.
Control panel inspection and calibration of rudder gain, yaw rate, and sensitivity.
Bridge navigation integration with radar and ECDIS for automated route tracking.
Fault log download, firmware updates, and troubleshooting abnormal alarms.
Inspection of follow-up and non-follow-up systems (FU/NFU).
Sea trial support and adjustment for optimal performance during transit.

Comprehensive check of both Through-the-Hull and Doppler-type speed logs.
Calibration using GPS reference for STW (Speed Through Water) and SOG (Speed Over Ground).
Verification of pulse output to other navigation equipment like ECDIS and radar.
Sensor cleaning and physical inspection for marine growth or hull interference.
Configuration and signal synchronization with echo sounders and autopilot.
Adjustment of depth offset, draught settings, and linearity coefficients.
Functional testing during sea trials for both forward and reverse movement.
Maintenance log entry, firmware upgrade, and documentation support for audit.

Technical support of Bridge equipment