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Dometic HC4645H User Manual

Dometic HC4645H
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Dometic Hydraulic Steering Systems
Troubleshooting Guide
[REVISION C] Form No. SL61501 | ©2020 Dometic Corporation
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
EN
HYDRAULIC STEERING
SYSTEMS
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Dometic HC4645H Specifications

General IconGeneral
BrandDometic
ModelHC4645H
CategoryTools
LanguageEnglish

Summary

Dometic Steering System Safety

Safety Symbol Explanations

Explains hazard symbols used in the manual for safe operation.

Safe Operation & Installation Guidelines

Provides critical safety instructions for installation and use of the steering system.

Manual Steering Troubleshooting

Low Fluid Level or No Fluid Visible

Addresses issues with low or invisible fluid levels in the helm pump, detailing causes and solutions.

Completely Locked Helm

Troubleshoots a steering wheel that completely locks up, identifying potential causes and checks.

Trouble Purging Air from System

Guides on resolving problems when air is difficult to purge from the hydraulic steering system.

Power Assist System Faults

Power Assist Steering Lock-Up

Addresses steering lock-up specifically when the power assist system is engaged or active.

Motor Runs, No Power Assist

Troubleshoots a scenario where the power assist motor operates but provides no actual assistance.

Hydraulic System Diagnostic Checks

Dometic Steering System Maintenance

SeaStar Power Assist Testing

Power Assist Voltage Test Procedure

Step-by-step instructions for testing the voltage and functionality of the SeaStar power assist unit.