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ULTRAFLEX
5.3 Troubleshooting
WARNING
Whenever the following checks need the removal and/or disassembly of the steering system components,
such operation must be carried by specialized staff. ULTRAFLEX offers general information only and is not
responsible for any consequences resulting from incorrect disassembly.
PROBLEM
During the filling, the
steering system is stiff and
hard to turn.
The system is very difficult
to fill.
Air keeps bubbling at the
top of the steering system
tank even after filling the
system completely.
The steering system is
easy to turn when the boat
is moving at low speed
but it becomes stiff at the
dock
When
turning
the
steering wheel, the
cylinder body does not
move.
Oil leaks from steering
system fittings.
Oil leaks from the tank
plug.
When turning the steering
wheel to starboard, the
boat turns to the left and
viceversa
page 46
of 143-
POWER ASSISTED STEERING SYSTEM
CAUSE
• Blockage in the hoses between
steering system and cylinder.
• The system is off.
• Incorrect hose assembly
• Low oil level
• Leaks from the cylinder
bleeder.
• Coiled hose.
• Rapid manoeuvres (mooring)
in fishing mode
• Incorrect hose installation.
• Oil leak.
• Bad tightening or low torque
of the fittings.
• Bad tightening of the plug.
• Too high oil level.
• Incorrect power unit installation
• Hoses between the helm and
the cylinder are reversed.
Installation, Maintenance and Owner's Manual
SOLUTION
• Replace hoses.
DANGER
The damaged hose must be replaced,
otherwise it may cause loss of steering
and severe personal injury or property
damage.
• Switch the system on.
• Install hoses properly; repeat the
bleeding procedure of the system.
• Add oil in the tank to the maximum level
• Tighten the bleeder on the cylinder.
• Uncoil and straighten the hose. Replace
it, if necessary.
• Select the MasterDrive mode.
•
Install hoses properly; repeat the
bleeding procedure of the system.
• Look for the leak and contact
specialized staff.
• Tighten the fittings with a maximum
torque of 20Nm (15 in.Ibs).
• Tighten the plug.
• Restore the correct level.
• Install it properly.
• Reverse hoses
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