Introduction
20169223D 1-5
1.6 AP9 MK3 with analogue thruster control
Ref. Fig. 1-4.
The system consists of the following units:
• AP9 MK3 Control Unit P/N 20169199
Optional Gyro Interface Board P/N 20168316
• CD109 Magnetic Course Detector
(with tripod holder) P/N 20120861
• D9X Distribution Unit P/N 20126306
(Includes S.S.B.(s) or Dual Analogue PCB P/N as per D9X
depending on steering gear interface)
• Thruster Interface PCB P/N 20126017
(Replaces Interconnection PCB P/N 20125027
in D9X Distribution Unit)
• Thruster switch (RUDDER - THRUSTER) P/N 20168605
• RF14XU Feedback Unit P/N 22501647
(When connected to solenoid valves)
AP9MKII
AUTOPILOT
MAGNETIC COMPASS
AP9 MK3
NAV. RECEIVER
THRUSTER SWITCH
GYRO COMPASS
D9X
DISTRIBUTION
UNIT
FEED-
BACK
STEERING
GEAR
EL.
NOTE:
STEERING SYSTEM EITHER ON-OFF OR ANALOGUE.
FOR ANALOGUE, NO FEEDBACK IS REQUIRED FOR AUTOPILOT.
THR.
INT.
PCB
CD109
MODE
+/-10V ANALOG
NOTE
24VDC
MAINS
Fig. 1-4
Thruster control