ComNav P4 Installation and Operation
Document PN 29010100 V1r0 - 49 -
Electrical Connections
The Rudder Follower is normally supplied with approximately 15.5 metres (50’) of cable. Run
the cable from the Rudder Follower towards the SPU, ensuring that a hose, grommet or conduit
protects it wherever it passes through bulkheads, holds, or any other area where it could be
damaged.
If the length of cable supplied is too short to reach all the way to the SPU, obtain a terminal strip
and sufficient additional cable from your ComNav Dealer. Mount the terminal strip in a
convenient and dry location where it will not be subjected to moisture of any kind.
See the Rudder Follower section for further details on connecting the cable to the SPU.
Heavy Duty Rotary Rudder Follower
The ComNav Heavy Duty Rotary Rudder Follower is also compatible with the P4 Advanced
Autopilot System. If you have purchased one of these devices, follow the installation instructions
supplied with the unit.
See the Rudder Follower section for further details on connecting the cable to the SPU.
Other Equipment
You should install the remaining components of your P4 system according to the installation
instructions that come with that equipment:
• Auxiliary Controllers-CR203/TS203
• TS4, NF4 or WS4
• Jog Levers
• Rudder Angle Indicators
• CT7 Thruster Interface or a Drive Box
• Pumps and Drives, etc.
Electrical wiring instructions for all these is a combination of the information in the individual
equipment’s manual, and specific information for the P4 which is given in the following sections
of this chapter.
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