Raymarine Autohelm 5000 User Manual page 19

Linear Drive Unit
the steering quadrant and linear drive
actuator from hardover to hardover does the
actuator foul any part of the quadrant,
steering mechanism or yachts structure. Any
fouling under load could damage the drive
actuator.
horizontally and that angular movement of
the ball end fitting is minimal (So maximum).
several times to drive the rudder hardover.
that the mechanical limit stop on the
vessel's steering system is reached before
the actuator reaches its mechanical limit.
stop check there is no visible movement of
the actuator mounting pedestal or the
structure supporting it.
direction and repeat the checks with the
rudder driven hardover inthe opposite
direction.
Hydraulic System
l
Check that all unions are tight and there is
no seepage of hydraulic fluid.
l
Select Duty and rotate the Rudder control
several times to drive the rudder hardover.
l
Rotate the Rudder control in the opposite
direction and drive the rudder hardover in
the opposite direction.
and that there is no excessive play or
jerkiness in the movement.
The performance of the Autohelm 5000 will
only reach the designed levels if the installation
of the actuator and steering system is correctly
engineered and adjusted. It is strongly advised
that these be checked before sea trials.