Maintenance & Repair Needle BedOpen & Close Needle Bed Belt Take DownRemove & Mount Belt Take Down Units Clean Belts of Belt Take Down Exchange / Mount Belt Tubes Remove Belt Tube for Cleaning Auxiliary Take DownRemove & Mount Aux Take Down Clean or Exchange Toothed Belts ADF: Light Curtain AdjustmentCheck & Adjust Electronic Cards ExchangeHow to Battery ExchangeHow to