Kongsberg cNODE Maxi - Handling a transponder with an open relief valve; Handling heated or warm batteries

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322217/G
Safetyfeatures
ThecNODEhasasafetyvalveforreleasingpressurethatmightbuildupinsidethe
transponder.
Pressurereliefvalve
Thetransponderisttedwithapressurereliefvalveatthebottomoftheunit.The
reliefvalvepreventsoverpressure.Thisvalvewillreleasethepressureifitexceeds
approximately1.0bar.
Thereliefvalvewillnormallypopoutgentlyreleasingthepressure.Thevalveisreset
byrmlypushingthevalvebackinandislevelledwiththesurroundingsurface.
Resettingthevalvecanincertaincasesbeobstructedduetoproductionofacidsandsalts
leakingfromadamagedbattery.Insuchcasesthebatteryandcircuitsmayhavebeen
damaged.PleasecontactKongsbergMaritimeforassistance.
Ventscrew
Theventscrewisnormallynotoperatedandisforsafetypurposesonly.Theoperator
canreleaseanyexcesspressurethatmayhavebuiltupinsidethetransponder.Makesure
todryoffanywateraroundthescrewbeforeopeningit.Thescrewisnormallyopened
andclosedbyhand.
Recoveringafailingtransponder
Alwaysreadtheemergencyproceduresbeforehandlinglithiumbatteries.
Prerequisites
Handleafailingtransponderasapossiblewateringression.
Procedure
1Evacuateallunnecessarypeople.
2Recoverthetransponderwithgreatcautionusingacrane.
Nopeopleshouldbenearthetransponderwhenitisliftedupondeck.
3Placethetransponderinasafeplaceoutondeck,shieldedfrompeopleandvital
equipment.
4Fastenthetransponderinacrane,readytoloweritintotheseaagain.
5Controlthetransponderforminimumtwohours.
6Checkfordamagesthatcouldinvolveawaterleakageandcheckthehousing
temperatureforapossibletemperatureincreaseinthelithiumbattery.
KongsbergcNODEInstructionManual