User manual

36
• Remove the battery from the model for recharging.
• Neverplacethechargerandrechargeablebatteryonaheat-resistant,inammablesurface.
• Charger and rechargeable batteries heat up when charging. Leave enough distance between the char-
ger and the rechargeable battery, never place the rechargeable battery on the charger. Never cover the
chargerandthebattery.Donotexposethechargerandrechargeablebatterytoanyhigh/lowtempera-
tures or to direct solar radiation.
• Never charge rechargeable batteries unattended.
• Regularly recharge the rechargeable batteries (about every 2 - 3 months). Otherwise, self-discharge of
the batteries may cause deep discharge. This renders the rechargeable batteries useless!
NiMHbatteries(exceptforspecicbuildswithlowself-discharge)losetheirenergyevenwithinafew
weeks.
LiPobatteriesusuallyretaintheirenergyforseveralmonths;however,theyaredamagedpermanently
by deep discharge and cannot be used anymore.
• Neveruse atoo-high chargingcurrent. Observethe manufacturerinformation onideal ormaximum
charging currents.
• Remove the battery from the charger when it is fully charged.
• Charges and rechargeable batteries must not get damp or wet. There is a danger to life from electric
shock;therealsoisadangerofreandexplosionfromtherechargeablebattery!
Rechargeable batteries with lithium technology (e.g. LiPo batteries) in particular are very susceptible to
moisture due to the chemicals they contain!