V. Feeder Overhaul and Maintenance 5.1 Inspect the feed gear: check for any broken teeth and ensure it rotates smoothly without obstruction. Replace if needed. 5.2 Assess the pressure cover: make sure there's no deformation and it moves smoothly without blockage. Replace if necessary. 5.3 Examine the screws and positioning pins: ensure they're not loose and aren't deformed. Replace if required. 5.4 Evaluate the feed cylinder: verify the fixing screws are secure and the pushing process is smooth. Replace if needed. 5.5 Inspect each connecting moving part: ensure they move smoothly without wear or looseness. Replace if necessary. 5.6 Review the spring: confirm there's no deformation or aging. Replace if required. 5.7 Perform a visual check: ensure there's no dirt or deformation. Clean and maintain if necessary. 5.8 Adjust the picker's center position: 5.9 Attach the Feeder correction tool to the Feeder corrector and adjust the correction center point. 5.10 Secure the Feeder needing correction to the corrector and adjust the center position until it's in the OK position. 5.11 Handle production line feeder damage for repair. 5.12 Replace any abnormal feeder found during the production line use. 5.13 The line technician decides if the feeder is OK. 5.14 If it's deemed OK, the line technician investigates and improves the abnormal cause. If labelled as NG, the following technician applies wrinkle glue on the feeder, marks the bad phenomenon, and the following operator sends the replaced feeder to the repair area and logs the feeder number, failure phenomenon, and repair date in the repair record book. 5.15 After feeder maintenance personnel complete the repair, they fill in the repair process, repair date, repair status, repairer, and other details in the repair record book.