Navigation Systems

Bridge Equipment Maintenance & Compliance

Complete Bridge System Support

From traditional magnetic compasses to advanced ECDIS systems, we ensure your navigation equipment meets IMO performance standards.

Service Codes
  • NAV-001: ECDIS Services
  • NAV-002: Radar & ARPA
  • NAV-003: Compass Systems
  • NAV-004: Auto Pilot
  • IMO performance standard compliance
  • Class society approved servicing
  • OEM-certified technicians
  • Fast response support

Navigation Services

ECDIS
Annual Performance
Radar
Calibration & Test
Compass
Adjustment & Deviation
AIS
Annual Testing
VDR
Performance Test
Auto Pilot
Calibration

ECDIS Services

Electronic Chart Display & Information System

Annual Performance Check

  • Display Accuracy Test

    Verify chart display and rendering accuracy

  • Position Sensor Verification

    GPS/DGPS input accuracy check

  • Chart Update Status

    ENC updates and T&P corrections

  • Backup Arrangement

    Secondary ECDIS or paper chart verification

  • Alert Management

    Alarm settings and acknowledgment test

  • Route Planning Function

    Safety contour and cross-track limits

Common ECDIS Deficiencies

PSC Focus Areas:
  • Outdated ENCs (not corrected to latest NtM)
  • Improper safety contour settings
  • No annual performance test certificate
  • Backup arrangement not functional
  • Officers lacking type-specific training
  • Voyage plan not properly checked
  • ECDIS software not updated
  • Incorrect datum (not WGS-84)
We Address All Issues:

Our service includes software updates, chart corrections, and crew familiarization support.

ECDIS Brands Serviced: JRC, Furuno, Kelvin Hughes, Transas, Kongsberg, Sperry Marine, ChartWorld, MARIS

Radar & ARPA Systems

Performance Testing & Magnetron Replacement

Annual Service

  • Transmitter power output
  • Receiver sensitivity check
  • Display calibration
  • Bearing accuracy (±1°)
  • Range accuracy verification
  • ARPA tracking test (20 targets)
  • Scanner rotation check
  • Performance monitor test

Major Service Items

  • Magnetron replacement (24-36 months)
  • Scanner bearing replacement
  • Waveguide inspection
  • Monitor repair/replacement
  • Keyboard refurbishment
  • Power supply service
  • Antenna alignment
  • Radome inspection

Performance Standards

  • IMO Resolution MSC.192(79)
  • X-Band: 3cm wavelength
  • S-Band: 10cm wavelength
  • Minimum range: 24 NM
  • Range discrimination: 40m
  • Bearing discrimination: 2.5°
  • Update rate: ≤3 seconds
  • ARPA: 40 target minimum

Compass Systems

Magnetic & Gyro Compass Services

Magnetic Compass

Adjustment Service:
  • Deviation adjustment (8 points minimum)
  • Heeling error correction
  • Coefficient calculation (A, B, C, D, E)
  • Deviation card preparation
  • Residual deviation ≤3°
Maintenance:
  • Pivot bearing check
  • Fluid replacement if cloudy
  • Bubble removal
  • Binnacle alignment
  • Lighting system repair
Adjustment Interval: After dry dock, major steel work, or 2 years

Gyrocompass

Service Includes:
  • Settle point verification
  • Follow-up rate adjustment
  • Repeater synchronization
  • Latitude error correction
  • Speed error compensation
  • Transmission system check
Annual Maintenance:
  • Supporting liquid level
  • Gyrosphere inspection
  • Follow-up system calibration
  • Alarm system test
  • Power supply verification
Brands: Yokogawa, Tokyo Keiki, Anschutz, Sperry, Raytheon

Additional Navigation Systems

AIS

Automatic Identification System

  • • Annual test certificate
  • • Static data verification
  • • VHF antenna check
  • • GPS input test
  • • Display verification
VDR/S-VDR

Voyage Data Recorder

  • • Annual performance test
  • • Data retrieval test
  • • Sensor input verification
  • • Battery capacity test
  • • Certificate issuance
Auto Pilot

Heading Control System

  • • Rudder feedback calibration
  • • Control head test
  • • Gyro/GPS interface
  • • Steering modes test
  • • Alarm verification
Speed Log

Speed & Distance System

  • • Calibration test
  • • Sensor cleaning
  • • Display verification
  • • Output signal check
  • • Sea trial if required
GPS/DGPS Systems
  • Position accuracy verification
  • Antenna cable and connection check
  • HDOP and satellite tracking
  • NMEA output verification
  • Differential beacon reception (DGPS)
Echo Sounder
  • Transducer inspection and cleaning
  • Calibration check (bar check)
  • Display unit test
  • Alarm function verification
  • Recording paper supply

Chart & Publication Services

Electronic Charts (ENC)
  • AVCS subscription management
  • ENC permit verification
  • Updates and corrections
  • PAYS (Pay As You Sail)
  • Chart portfolio optimization
Paper Charts
  • BA chart supply
  • Chart correction service
  • NtM tracing
  • T&P notices
  • Chart outfit review
Publications
  • ALRS volumes
  • Sailing directions
  • Tide tables
  • Light lists
  • IMO publications

Regulatory Requirements

Equipment SOLAS Chapter V Service Interval Certificate
ECDIS Reg. 19.2.10 Annual Performance Test
Radar Reg. 19.2.7 Annual Service Report
Magnetic Compass Reg. 19.2.1 2 Years Deviation Card
Gyrocompass Reg. 19.2.5 Annual Service Report
AIS Reg. 19.2.4 Annual Test Certificate
VDR Reg. 20 Annual Performance Test

Navigate with Confidence

Ensure your navigation equipment meets all regulatory requirements

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IMO Compliant | OEM Trained | UAE-wide Coverage