Troubleshooting Guide - Dometic SeasStar Power Assist Installation And User Manual

FAULT
1. P/A unit does not
turn on.
2. Turns the
wrong way
3. Wheel is bumpy
4. Helm locks up in
both directions
5. Helm only turns
in one direction
and free wheels
in the other
EN

5 Troubleshooting Guide

Most faults occur when installation instructions have not been followed
and in most cases will present themselves immediately upon filling the
system. Below are the most common faults and their likely cause and
solution. Use caution when diagnosing and correcting a fault.
Troubleshooting should be done by a qualified marine mechanic with a
working knowledge of the steering system.
NOTICE!
Dometic does not recommend disassembly of a Power Assist, a helm pump
or removing a steering cylinder rod/shaft at any time. Doing so may cause
more damage, leading to irreparable damage and costly replacements.
CAUSE
Blown Fuse/Breaker
Wrong electrical connections
Lines reversed.
Air in system.
Hoses installed in the wrong ports.
Kinked or collapsed line.
Port or Starboard line is connected to
the reservoir R port on the P/A unit.
SOLUTION
Check external fuse or circuit breaker
and replace or reset if blown.
If red light on the P/A is on steady, the
internal fuse is blown. Contact Dometic
technical support for assistance.
Refer to wiring diagram (figure 3-10).
Review the plumbing diagrams for your
system and check that your hoses are
hooked up correctly.
Purge the system again. Concentrate
on remaining air in the P/A unit.
Ensure autopilot is correctly bled per
instructions.
Review the plumbing diagrams for your
system and check that your hoses are
hooked up correctly.
Check all lines for sign of a collapsed or
kinked line.
Review the plumbing diagrams for your
system and check that your hoses are
hooked up correctly.
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