Installation Instructions

6.3Alarms
Alarmsareraisedbytheautopilotsystemtoalertyoutomechanicalandelectricalconditionsrequiring
yourattention.
TheEvolutioncomponentstransmitalarmalertsontheSeaT alkng®networkfordisplayonautopilot
controllersandMFDs,alongwithanaudiblealert.TheEvolutioncomponentsstopraisinganalarmwhen
thealarmconditionceasesorthealarmisacknowledgedontheautopilotcontrollerorMFD.Ifthealarmis
safety-criticalitwillberaisedagainafteratimeddelay.
Unlessotherwisestatedinthetablebelow,youshouldrespondtoalarmsbyselectingOKorAcknowledge
onyourautopilotcontrollerorMFD.
AlarmMessagePossiblecausesSolution
OFFCOURSEAutopilothasdeviatedfromplanned
course.
Checkyourvesselpositionandif
necessarytakemanualcontroltosteer
thevesselbackoncourse.
WINDSHIFT
Autopilotisunabletomaintainnavigation
tothecurrentwindangle.
LOWBATTERY
Powersupplyvoltagehasdroppedbelow
acceptablelimits.Causedbylowbattery
voltageorvoltagedropattheACU
unit(EV-1systemsonly),duetopoor
connectionsorinadequatewiring.
Acknowledgethealarmandthenstartthe
enginetorechargethebattery.Ifproblem
persists,checkwiringconnectionsand
thatthequalityandgaugeofwiringis
adequateforthecurrentdrawofthedrive
unit.
LARGEXTE
Largecross-trackerror.Theautopilot
hasdeviatedmorethanexpectedfrom
aplannedcourse.
Checkyourvesselpositionandif
necessarytakemanualcontroltosteer
thevesselbackoncourse.
CUDISCONNECTED
Theautopilotcontrolheadhasbeen
disconnected.
•Checkthephysicalcablesand
connectionsbetweentheautopilot
controlheadandtheSeaTalkng®
system.AlsobetweentheEV-1/EV-2
andtheSeaTalk
ng
system.
•Iftheautopilotcontrolheadis
connectedviaaSeaTalk®to
SeaTalkng®converter,checkthe
converterisusingthelatestsoftware
version.
AUTORELEASEPossiblefaultwithrudderreferenceunit.
Alternatively,ifyourautopilotsystem
includesasternI/Odrive,youhavetaken
manualcontrolofthesteeringwhilethe
pilotisinAutomode.
•Checkrudderreferenceunit
connections.
•ForsystemsusingtheVolvoPenta
EVCdriveinterfaceunit,checkthe
unitisoperatingcorrectly.
WAYPOINTADVANCE
Theautopilothassteeredthevesselto
thecurrentwaypoint.
Acknowledgetheturntothenext
waypoint.
DRIVESTOPPED•Motor/steeringhasnotmovedwithin
20secondsofacoursechange
command.
•Theautopilotisunabletoturnthe
rudder(eitherbecausetheweather
loadonthehelmistoohigh,orifthe
rudderpositionsensorhaspassed
beyondthepresetrudderlimitsor
rudderend-stops.
•Autopilotresetsduetoanexternal
event(suchasuseofthesleepswitch,
orfaultywiringcausingtheautopilot
componentstopowercycle).
•Autopilotresetsduetosoftwareerror.
•Checktherudderreferenceunithas
beeninstalledcorrectlytoreectthe
limitsandend-stopsofthevessel’s
ruddersystem.
•ForEV-1systems,checkACUdrive
outputvoltageanddriveandclutch
voltageoutput(ifapplicable).
•ForEV-1systems,checkall
connectionstoACU.
•Checkallconnectionstodriveunit.
•Checkthatthedriveunitoperatesand
isnotstalled.
•Checksteeringsystemissecure.
Systemchecksandtroubleshooting
51