Simrad SU90 User Manual

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Loweringandhoistingthetransducerusingthehandcrank
TheOperatingPanelcontrolstheloweringandhoistingofthetransducer.Incaseofa
powerfailurethetransducercanbehoistedorloweredmanuallybymeansofahand
crank.
Prerequisites
Youneedasuitablescrewdriver
oralargecointoopenthe
MotorControlUnitcabinet.
Youalsoneeda4mmAllen
key.
Context
Onlargerhullunits,thehoist
motorisprovidedwithamotor
brake.Themotorbrakemustbe
releasedbeforethetransducer
ismanuallyloweredorhoisted.
Important
Whennotinuse,thehand
crankmustalwaysbeplaced
insidetheMotorControlUnit.
Whenremovedfromitsstorage
positionthehandcrankreleases
asafetyswitchwhichdisables
hullunitoperation..
Procedure
1Makesurethatyouhavesufcientwaterdepthbelowthekeelbeforeyoulower
thetransducer.
Ifyourvesselisindrydock,makesurethatyouhavesufcientheightbetween
thehullandthedrydockoor.Thespaceunderthehullmustbefreefromtools,
scaffolding,personnelandotherobstacles.
2Removethemainsfusesforthehullunit.
3Openthecabinetdoor.
4LocatetheMotorProtectingSwitch(S301).
5DeactivatetheMotorProtectingSwitch(S301)bypressingtheoperatinghandle
toOFF.
6Loweringthetransducer
aLocatethehandcrankinsidetheMotorControlUnit.
Operatingprocedures

Simrad SU90 Specifications

General

Brand	Simrad
Model	SU90
Category	Sonar
Language	English