
SimradSH90
10Observethatthetransducerishoisted.
Thehoistingmotorwillautomaticallystopwhenthe
transducershaftreachestheupperlimitswitch.
11Setthehoist/lowerswitchS302topositionREMOTE.
12CloseandsecuretheMotorControlUnit.
Airbleeding
Afterthevesselhasbeenindrydock,
usetheairbleedingplug(indicatedin
theillustration)togettheairoutofthe
trunk.Loosentheplugcarefullyone
ortwoturns,untiltheairinsidethe
trunkstartsseepingout.Whenwater
appears,tightenthescrewrmly.
Figure58Locationof
theairbleedingcock
206
323775/B
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