Is the battery fully charged? Before using the unit be sure to charge the battery and ensure all 3 LED lights are turned on when pressing the battery indicator button. Related articles Is there a faster charger to charge my battery? How do I know if the battery for my 24V-AGR100 is fully charged? Can I power this unit 24V-X2-TLR14 with my 24VBAT-XR8? General Troubleshooting for Battery and Charger MJ401C-BLD Replacement Blade