Stihl FSA 86 R Instruction Manual - Page 21
STIHL AR Backpack Battery
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0000-GXX-1248-A0 0000-GXX-3229-A1 10 LED Diagnostics and Acoustic Signals If all 4 LEDs flash red: the battery has a malfunction and must be replaced. Do not attempt to charge, use or store the battery. 10.1.2 Power Tool Status The same LEDs on the battery will indicate the status of the power tool. If three LEDs glow red continuously: the power tool motor is too hot. Allow the motor to cool down. If three LEDs flash red when you activate the trigger switch: the power tool has an electrical malfunction. Do not operate the power tool. Have it checked by an authorized STIHL servicing dealer before use or storage. For troubleshooting information, @ 22. 10.1.3 Charge Status The LEDs on the battery also show the battery's state of charge. To determine the battery's state of charge: 80-100% 60-80% 40-60% 20-40% 0-20% 1 ► Press the button (1) on the battery. The LEDs on the battery will glow or flash green for about 5 seconds and indicate the state of charge (see illustration). For example: If four green LEDs glow continuously: full charge. If one green LED is flashing: less than 20 % charge. English 10.2 STIHL AR Backpack Battery 10.2.1 Battery Status Six LEDs and an acoustic signal indicate the status of the battery. 1 2 3 ....... 1 A short beep The acoustic signal works as it should. 2 Four or six (AR L) long beeps The battery's charge is low. Recharge the battery. 3 Rapid succession of short beeps There is a malfunction in the battery. The signal stops automatically after a few seconds. Do not attempt to charge, use or store the battery. Replace the battery. These LEDs can glow or flash green or red. If one LED glows red continuously: the battery is either too hot or too cold. Allow the battery to warm up or cool down gradually at an ambient temperature of about 50 °F to 68 °F (10 °C to 20 °C). If the four right side LEDs flash red and a rapid succession of several short beeps is emitted: the battery has a malfunction and must be replaced. Do not attempt to charge, use or store the battery. ► Be aware that your ability to hear the acoustic signal may be reduced when wearing hearing protection. 0458-833-8621-A 19