1. Perform accuracy checks on the web slitting machine to determine the components that need to be disassembled, disassembled, repaired, or replaced.
2. Clean, repair, or replace the parts that require repair.
3. Clean, unclog all lubrication parts, change oil, etc.
4. Inspect the repaired equipment according to the precision inspection standards specified in the repair accuracy, factory accuracy, or item repair technical task book issued by the department. However, for individual precision items that are difficult to recover during maintenance, they can be appropriately relaxed.