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Chapter 3: Fault Finding & Maintenance
Chapter 3: Fault Finding & Maintenance
All Raymarine products are designed to provide many years of trouble-free
operation. We also put them through comprehensive testing and quality
assurance procedures before shipping.
This chapter provides information about identifying problems, interpreting
alarm messages, maintaining your SmartPilot and obtaining product
support.
If a fault occurs with your SmartPilot, use the fault finding tables in this
section to help identify the problem and provide a solution.If you cannot
resolve the problem yourself, refer to the product support information.
3.1 Fault finding
SYMPTOM
Display is blank
Data page display shows sta-
tionary dashes
Display shows rotating dashes
Displayed compass heading
does not agree with the boat's
compass
No display bar on the display
Rudder bar display moves in
opposite direction to rudder
Boat turns slowly and takes a
long time to come onto course
Boat overshoots when turning
onto a new course
The SmartPilot 'hunts' when
trying to position the rudder
POSSIBLE CAUSE and SOLUTION
No power – check the power and SeaTalk fuses on
course computer, then check main fuse/circuit breaker.
The control unit is not receiving necessary data from
other instruments – check cabling.
Compass calibration in progress (see SmartPilot Com-
missioning Guide).
You have not calibrated the compass. Carry out the devi-
ation and alignment procedures (see SmartPilot Com-
missioning Guide).
Rudder bar switched off in Display Calibration – select
RUDD BAR or STEER BAR
Reverse the red and green rudder position sensor con-
nections at the course computer
Rudder gain too low. Complete AutoLearn or increase
gain setting.
Rudder gain too high. Complete AutoLearn or decrease
gain setting.
Adjust the RUDD DAMP setting (see SmartPilot Commis-
sioning Guide). Increase the damping one level at a time
until the autopilot stops hunting, and always use the
lowest acceptable value
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