Condition Possible faults Possible actionThe charging LED flashes red(QC80 and QC80F). Temperature deviation, thebattery is too cold or too hot touse or charge.Let the battery cool down or warm it up. When the bat-tery has the correct temperature, it can be used orcharged again. Use the battery charger in ambienttemperatures between 5 °C (41 °F) and 40 °C (104°F).The charging LED flashesgreen (QC250)The charging LED flashes red(QC250).Faulty battery Speak to your dealerBattery charger does not op-erate and charging LED is off(QC80F).Blown fuse. Replace the blown fuse in the 12 V power plug. Re-move the screw, open the power plug and change thefuse.TRANSPORTATION AND STORAGE• Safely attach the product during transportation toprevent damage and accidents.• Keep the product in a locked area to prevent accessfor children or persons that are not approved.• Put the product in a dry, frost-free and clean spacewith correct temperature.• Put the product in storage where the temperature isbetween 5 °C (41 °F) and 25 °C (77 °F). Keep theproduct away from sunlight.• Keep the battery away from the battery charger duringstorage.DISPOSALHusqvarna products are not domestic waste and mustonly be discarded as given in this manual.• Obey the local disposal requirements and applicableregulations.• Recycle the battery charger and package at anapplicable disposal location.947 - 004 - 01.04.2020 9