User manual

12 | Safety Instructions
In no case must the maximum permissible battery
pack temperature of +60°C be exceeded Otherwise the
rechargeable battery may explode!
8.4.2.1 Hazards of LiPo flight batteries
> Donotleavethe LiPo ight battery connected whenyoudonotuse it (e.g. during
transportorstorage).Otherwise,theLiPoightbatterymaybefullydischarged.This
woulddestroyitandrenderitunusable!Thereisalsoadangerofmalfunctiondueto
interference.Therotorscouldstartupinadvertentlyandcausedamageorinjury.
> RechargeableLiPobatteriesareverysusceptibletomoistureduetothechemicalsthey
contain!Donotexposethemtomoistureorliquids.Riskofexplosion!
> DonotexposethechargerorLiPoightbatterytohigh/lowtemperaturesortodirect
solarradiation.WhenhandlingLiPobatteries,observethespecialsafetyinformation
ofthebatterymanufacturer!
> NeverchargetheLiPoightbatteryimmediatelyafteruse.AlwaysleavetheLiPoight
batterytocooloffrst(atleast5-10minutes).
> OnlyusethesuppliedUSBLiPochargerorthe“RCEYEOneStation”(89041RC)to
chargetheightbattery.
> Only charge intact and undamaged batteries. If the external insulation of the
rechargeablebatteryisdamagedoriftherechargeablebatteryisdeformedorbloated,
itmustnotbecharged.Inthiscase,thereisimmediatedangerofreandexplosion!
> NeverdamagetheexteriorofaLiPoightbattery.Nevercutthecoveringfoil.Never
stabanyLiPoightbatterieswithpointedobjects.
> As the charger and the rechargeable LiPo ight battery both heat up during the
chargingprocedure,itisnecessary to ensure sufcient ventilation.Nevercoverthe
chargerortheLiPoightbattery!Ofcourse,thisalsoappliesforallotherchargersand
rechargeable batteries.
> RemovetheLiPoightbatterythatistobechargedfromthemodelandplaceitona
re-proofsupport(e.g.aplate).Keepadistancetoammableobjects.
> DisconnecttheLiPoightbatteryfromthechargerwhenitisfullycharged.
> Chargersmayonlybeoperatedindryrooms.ThechargerandtheLiPoightbattery
must not become damp or wet.
> Never take the rechargeable battery apart! The rechargeable battery may not be
subjectedtoanymechanicalstrain!Thecontactsmaynotbeshort-circuited,asthere
isdangerofreandexplosion!
> Donotexposerechargeablebatteriestore,asthereisariskofexplosion!
> KeeprechargeableLiPobatteriesawayfromchildren.Storerechargeablebatteriesin
adry,coolplace.
> Ifarechargeablebatteryisdeformedordamagedduringacrash,itmustnolongerbe
used.Thesameappliesfor“swollen”rechargeablebatteries,orrechargeablebatteries
with other visible deformation or leaks. Do not attempt to charge such rechargeable
batteries!Dangerofreandexplosion!
> Disposeofsuchrechargeablebatteriesinanecologicallysoundfashion.
> The general hazard notices for handling batteries and rechargeable batteries also
applyforrechargeableLiPobatteries.
8.4.2.2 Total discharge
> Since discharging below 3.0 V per cell would lead to permanent damage of the
rechargeablebatterypack,thistotaldischargingistobepreventedasfaraspossible.
> Forsafetyreasons,programmablecruisecontrols/ightcontrolsystemsshouldbeset
insuchawaythattheundervoltagedetectionhasalreadyrespondedbeforeavoltage
of3.0Vpercellisreached(e.g.3.2V).Alternatively,theopticalundervoltagedisplays
are also recommended.