I รั 1. when machine is having problems should stop the machine before fixing 2. check machine condition before using 3. never apply parts of the body into a machine while working.
I Rutgers 1 when the machine in question. Stop the machine before fixing condition 2 should be checked before use. 3 Do not put the body parts into the machine while working.
I love the 1. When the machine has problem. Should stop the machine before fix 2. Should check the machine before use. Do not apply 3 parts of the body into the machine while working.