Hello friends .
Today i carve an guitar body face and back around 6 hour. But i have an problem : the motor is stop and get an mesage about check cuting motor , i pres ENTER and continued to carve after i `m loocking at cut motor to not have dust or something . The problem is that cuting motor start to flash light inside of motor ,at the end of motor are some holles ,and start to smell . I off the machine . Need advice .