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ComNav 1420 - User Manual

ComNav 1420
76 pages
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1420 Autopilot System
Installation & Operation Manual
COMPLIES WITH
CE REGULATIONS
PN 29010012 V1.3

Table of Contents

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Summary

Before You Start Guide

Unpacking and Identification

Verify all components of your Autopilot System are present and identified.

Manual Conventions

Understand capitalized terms and key notations used throughout the manual.

Required Tools for Installation

ComNav 1420 Autopilot System Overview

Installation Instructions

Planning and Location

Select suitable locations for the Processor and Compass, considering cable lengths and interference.

Component Installation

Install mounting clip, fluxgate compass, rotary rudder feedback, and outboard feedback units.

Rudder Drive Installation

Install the reversing-motor hydraulic pump or cable drive system.

Hydraulic Connections

Connect hydraulic lines for two-line and three-line steering systems.

Wiring the Processor

Connect Control Head, Compass, Rudder Feedback, Pump Motor, and Power cables to the Processor.

Setting Up the Autopilot System

Perform the initial setup routine, including rudder calibration and compass compensation.

Piloting and System Operation

Steering Control Settings

Configure Rudder Response settings (Slow/Fast) and Sensitivity levels.

Rudder Response Adjustment

Adjust slow and fast speed rudder response sensitivity for optimal steering.

Navigation Interface

Connect and use navigation data sources like GPS via NMEA 0183.

Operation Commands

Learn basic commands for steering, course changes, and dodging.

Adjustment Commands

Modify rudder response sensitivity and cross track error direction.

Troubleshooting Common Issues

Setup Routine Problems

Diagnose and fix issues encountered during the initial setup procedure.

Normal Operation Problems

Identify and resolve problems occurring during normal system use.

Turn On Problems

Address issues preventing the autopilot from powering on or starting correctly.

Technical Appendices

Appendix A: Motor Connections

Wiring diagrams for connecting 4 and 5 wire motors.

Appendix B: Clutch;Lockup Valve Connections

Wiring diagrams for motors using a clutch or lockup valve.

Appendix C: Solenoid Valve Connections

Wiring diagrams for connecting solenoid valves.

Appendix D: Second Station Connection

Instructions for installing and connecting a second station control head.

Appendix E: NMEA 0183 Heading Output

Details on connecting the NMEA 0183 heading data output.

Appendix F: Rudder Angle Indicator Connection

Instructions for connecting a Rudder Angle Indicator (RAI).

Warranty and Legal Information

Limited Warranty Agreement

Details of the one-year and extended three-year limited warranty.

Warranty Limitations

Specific limitations on warranties for components and implied warranties.

Customer Remedies

Procedures for reporting defects and obtaining warranty service.

Choice of Law and Jurisdiction

Governing law, dispute resolution, and jurisdiction for the agreement.

CE Compliance Standards

User Notes Section

ComNav 1420 Specifications

General IconGeneral
TypeAutopilot System
Model1420
Power Consumption10 W
Operating Temperature-15°C to +55°C
Storage Temperature-20°C to +70°C
HumidityUp to 95% non-condensing
DisplayLCD
Operating Voltage12-24 V DC
Communication InterfaceNMEA 0183, CAN

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