Hello, i repaired my cordless drill and like to share it.In my case the motor got broken, i took it out and tested it on 12 volt car battery.and smoke came out of the motor, so it was very clear.Order a new motor, i found mine on ebayhttps://www.ebay.com/itm/RS550-Motor-12-Teeth-Gear...I did order 1... By: leo smout