Simrad SU90 - Lowering and Hoisting the Transducer Manually Using the Hand Crank

SimradSU90
Procedure
1Lowerthetransducerusingthehandcrankprovided.
[_____]Ok
2Doathoroughvisualinspectionofthetransducer.
Checkfordents,scratches,holesorotherdamagetothesurface.
Note
Evenasmallannearlyinvisibledamagetothetransducermaycausewaterto
penetratethetransducer ,andintimethiswilldamagethetransducerbeyondrepair.
[_____]Ok
3Ifyoususpectdamage,takeahighresolutionpicture,andcontactSimrad’ssupport
departmentforadvice.
[_____]Ok
4Hoistthetransducerusingthehandcrankprovided.
[_____]Ok
Loweringandhoistingthetransducermanuallyusingthe
handcrank
LocationofS301intheMotorControl
Unit
HOIST STOP
REMOTE LOWER
(CD015409-030)
S301
Purpose
Observethisproceduretolowerthe
transducermanuallyusingthehandcrank.
Important
Whennotinuse,thehandcrankmust
alwaysbeplacedinsidetheMotorControl
Unit.
Procedure
1Ifthevesselisindrydock,make
surethatthespaceunderthehull
isfreefromtools,scaffolding,
personneletc,andthatenoughspace
isavailabletolowerthetransducer.
2Removethe3–phasemainsfusefor
thehullunit.
3Locatethemotorprotectingswitch
S301insidetheMotorControlUnit.
4ReleaseS301bymovingthehandledowntopositionOFF.
5LocateandtakeoutthehandcrankinsidetheMotorControlUnit.
6RemovetheplasticplugonthetopcoveroftheHullUnit,andmountthehandcrank
ontothestubshaftthroughtheholeinthetopcover.
74
381293/A