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Alarm/Warning
Engage output overload
EVC Com error
Heading missing
High drive temperature
High internal temp
Low boat speed
Possible cause
Bypass valve or clutch is drawing
excessive current.
Lost communication with EVC system
(Volvo IPS and similar).
No data from selected compass.
Drive electronic temperature exceeds
the set limit.
Internal temperature exceeds the set
limit
Speed below set limit for acceptable
course keeping (in Work profile).
Recommended action
• Ensure there is no shortage to ground or cabling damage
• Disconnect cable from autopilot computer to motor, and
make sure there is no alarm when engaging FU or AUTO
mode
• Check connection with EVC engine interface. For IPS,
engine must be running
• Select a different compass source
• Make a source update
• Check cables and connections
• Switch off autopilot
• Check for overload in drive unit/steering system
• Check that the autopilot computer specifications matches
drive unit
• Switch off autopilot
• Check for overload in drive unit/steering system
• Check that the autopilot computer specifications matches
drive unit
• Switch to hand steering
• Adjust Work profile settings
• Increase speed to acceptable maneuvering speed
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