Stihl RMA 370 Product Instruction Manual - Page 18

3901BA014 KN 3901BA010 KN English 34 The light emitting diode (3) on the charger comes on when the battery is inserted - see "Light Emitting Diodes (LED) on Charger" Charging begins as soon as the light emitting diodes (4) on the battery light up green - see "Light Emitting Diodes (LED) on Battery". The charge time is dependent on a number of factors, including battery condition, ambient temperature, etc., and may therefore vary from the charge time in the "Specifications". The battery becomes hot during operation. If a hot battery is inserted in the charger, it may be necessary to cool it down before charging. The charging process begins only after the battery has cooled down. The time required for cooling may prolong the charge time. The battery and charger become warm during the charging process. AL 300 charger AL 100 charger This charger waits for the battery to cool down before starting the charging process. The battery is cooled normally by heat transfer to the ambient air. End of charge The charger switches itself off automatically when the battery is fully charged: - Light emitting diodes on the battery go off - The light emitting diode on the charger goes off - The charger's fan is switched off (if charger is so equipped) Remove the charged battery from the charger. Light Emitting Diodes (LED) on Battery Four light emitting diodes show the battery's state of charge and any problems that occur on the battery or power tool. 1 N Press button (1) to activate the display - the display goes off automatically after 5 seconds. The light emitting diodes can glow or flash green or red. Light emitting diode glows continuously green. Light emitting diode flashes green. Light emitting diode glows continuously red. Light emitting diode flashes red. This charger is equipped with a battery cooling fan which is audible when it is running. 16 RMA 370