CHECKING YOUR UNDERSTANDING A. TRUE or FALSE Direction. Write TRUE if the statement is correct and FALSE if it is wrong 1. Use a flat head screwdriver to loosen a head screw at philips. 2. To loosen and tighten bolts with a hexagonal (six-sided) head, use a hex driver. 3. Do not use the hex driver which is too big for the bolt you are using. 4. It is necessary keeping computers clean inside and out is a vital part of a maintenance program. 5. Dirt can't cause problems with the physical operation of fans, buttons, and other mechanical components. 6. Damaged or defective equipment/tools should be tagged and removed from service. 7. Most manufacturers can provide maintenance schedules for their equipment. 8. Properly stored tools and equipment will be easy to find when needed and are less likely to be lost. 9. Using bins for storing small parts is a good practice on proper storage. 10. Productivity is increased because time is not lost looking for tools, parts and equipment is one of the benefits of proper storage.