4 Type 150/400 Autopilot System: Installation GuideStep 1 • handheld remotes (the ST600R full-function remote control orthe SeaTalk handheld remote control)• pushpit or masthead wind vanes (for sail boats without a suitablewind instrument)• an external alarm (through an E85001 interface)1.2 Obtain installation toolsTo install the core pack you will need the following items:• tape measure (metric/imperial)• screwdrivers:• cross-head/pozi-drive• flat-bladed (large and small)• drill and 3 mm drill bit• center punch, pencil and masking tape• for the rudder position sensor:• hacksaw• small adjustable spanner• bolts, nuts and lockwashers (if required for tiller pin)• for the course computer power supply:• suitable power cable (see page 16)• suitable fuse/circuit breaker (see page 16)Note: You will also need the tools and equipment required to installthe control unit and drive unit. For full details, refer the informationsupplied with control unit and drive unit.1.3 Check parts suppliedUse the diagram on the following page to check the parts supplied.CAUTION:Before you start installing the course computer, check that it isthe correct voltage for your boat’s power and your drive unit. For more information about extended systems, see page 31.