Preface vii
5.5 Wheel drive (wheel pilots only) ..............................................70
Installation stages .................................................................... 70
Drilling the spoke clamp holes ................................................71
Securing the wheel drive to the wheel .....................................74
Attaching the pedestal bracket ................................................75
Connecting to the control unit .................................................79
5.6 Rudder position sensor (wheel pilot option) ...........................81
Ensuring correct alignment .....................................................81
Securing the sensor to the boat ................................................83
Attaching the sensor to the tiller arm .......................................83
Checking alignment ................................................................84
Connecting to the control unit .................................................84
Chapter 6: Setting-up the ST4000+ ........................................85
6.1 Functional test ......................................................................... 86
Switch on ................................................................................86
Autopilot steering direction ....................................................86
Checking connections .............................................................88
6.2 Check rudder sensor operation (if fitted) ................................90
6.3 Initial sea trial ..........................................................................91
Overview ................................................................................91
Correcting the compass deviation ..........................................92
Adjusting the heading alignment ............................................95
Checking autopilot operation ..................................................95
Checking the rudder gain ........................................................96
6.4 Autopilot calibration techniques .............................................98
Step 1 - Switch on ancillary equipment ...................................98
Step 2 - Apply initial settings ..................................................98
Step 3 - Adjust the rudder damping .........................................99
Step 4 - Adjust the rudder gain ................................................99
Step 5 - Adjust the AutoTrim setting .......................................99
Step 6 - Further adjustments .................................................... 99
Chapter 7: Customizing the ST4000+ ..................................101
7.1 User setup ..............................................................................102
Compass deviation correction (SWING COMPASS) ..........102
Deviation display (DEVIATION) ........................................102
Heading alignment (ALIGN HDG) ......................................102
Heading mode (HDG MAG/TRU) .......................................102
Bar selection (RUDD BAR/STEER BAR/NO BAR) .......... 104
Data pages 1-7 (DATA PAGE) .............................................. 104
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