Chapter 8: Fault Finding - Raymarine ST7000+ Owner's Handbook Manual

Chapter 8: Fault Finding

Chapter 8: Fault Finding
All Autohelm products are subjected to a comprehensive test
procedure prior to packing and shipping. In the unlikely event that a
fault does occur with your autopilot, the following check list should
help identify the problem and provide a cure.
The autopilot display is blank
• No power – check the fuse/circuit breaker.
The displayed compass heading does not agree with the
ships compass
• The compass has not been corrected for deviation – carry out the
Vessel turns slowly and takes a long time to come on to
course
• Rudder gain too low.
Vessel overshoots when turning on to a new course
The autopilot appears to be unstable in Track mode, or track-
holding is slow
• If tide speed exceeds 35% of boat speed, and boat speed is not
The autopilot appears to be unstable on Northerly headings
in the Northern hemisphere or Southerly headings in the
Southern hemisphere
• Northerly/Southerly heading correction not set up.
Display shows CAL LOCK when entering calibration
• Calibration locked out – calibration protection feature is turned on
The autopilot will not talk to other SeaTalk instruments (may
be indicated by a SEATALK FAILURE alarm )
• Cabling problem – make sure all the cables are connected properly.
deviation and alignment procedures.
• Rudder gain too high.
available via SeaTalk, change the Cruise Speed setting in Dealer
Setup to the boat's cruising speed.
in Dealer Setup.
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