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Settingtowork

bCheckthattheLEDnexttotheUpbuttonstartstoash,andthattheaudible

signalindicatestransducermovement.

[_____]Ok

cWhenupperpositionhasbeenreached,checkthattheLEDnexttotheUp

buttonilluminatescontinuously,thattheaudiblesignalstops,andthattheupper

buttonintheStatusmenushowsTransducer:UP.

[_____]Ok

11Notifythesonarroomtoperformthenextstep.

[_____]Ok

12[Sonarroom]Setthehoist/lowerswitchS302intheMotorControlUnittoSTOP

position.

13Switchoffthesonar.

aPressandholdthePowerbuttonontheOperatingPanelforapproximately

threeseconds.

bCheckifthegreenLEDnexttothebuttonextinguish,andthatthesonarpicture

ischangedtopresentthepoweroffsequence.

[_____]Ok

14Notifythesonarroomthatthetestisnished.

[_____]Ok

Checkingthehoist/lowerfunctionalityfromthesonarroom

Note

Theinstructionsmarked[Bridge]areperformedonthebridge.Notethatthose

proceduresaremoredetailedthatwhatispresentedhere.

Thisproceduremustbeperformedsimultaneouslywiththeprocedureandchecklistinthe

previousprocedure;Checkingthehoist/lowerfunctionalityfromthebridgeonpage185.

Purpose

Thisprocedureexplainshowtotestthehoist/lowerfunctionalityfromthesonarroom

Procedure

1Checkthatthedepthunderthekeelissufcienttosafelylowerthetransducer.

[_____]Ok

2[Bridge]Startthesonar.

3SetthemotorprotectingswitchS301intheMotorControlUnittoONbypressing

theoperatinghandleupwards.

[_____]Ok

4Setthehoist/lowerswitchS302intheMotorControlUnittoREMOTE.

[_____]Ok

5[Bridge]Lowerthetransducertoitsmiddleposition.

381293/A

187

Simrad SU90 Installation Manual

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