At times, the Operator may need to turn off the coolant when reviewing the machine setup. If you need to turn off the coolant, be sure to turn it back on when the machine starts running production parts again. What should the Operator do when reviewing the machine setup?
1) Turn off the coolant and leave it off
2) Turn off the coolant and turn it back on when the machine starts running production parts again
3) Leave the coolant on at all times
4) Not mentioned in the given information