Husqvarna 40-B70 Operator's Manual page 5

To charge the battery
CAUTION:
charger and the terminals on the battery are clean and dry.
Do not put the battery in the battery charger if it is dirty or
wet.
1. Connect the battery charger to a power outlet. The charging LED
flashes 1 time.
CAUTION:
a power outlet with the voltage and frequency specified
on the rating plate.
LED indicator
4 LED lights are on
3 LED lights are on
2 LED lights are on
1 LED light is on
1 LED light flashes
1648 - 002 - 04.10.2022
Make sure that the battery, the battery
Only connect the battery charger to
2. Connect the battery to the battery charger. The charging LED comes
on.
3. Remove the battery from the battery charger when it is fully charged.
Push the battery indicator button for battery status. When all the LED
indicators come on, the battery is fully charged.
4. Pull the power plug to disconnect the battery charger from the power
outlet. Do not pull the power cord.
Battery LED indicator
The display shows the state of charge and if there are problems with the
battery.
Battery status (state of charge)
40-B70, 40-B140
The battery is 76% - 100% charged.
The battery is 51% - 75% charged.
The battery is 26% - 50% charged.
The battery is 6% - 25% charged.
The battery is 0% - 5% charged.
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