Duff-Norton, Controller, models:

6415 Series	Installation, Operation & Maintenance Instructions Manual
ADM9821	Installation, Operation And Maintenance Instructions
DN-SADG-01	Installation, Operation & Maintenance Instructions Manual
SK-2389	Installation, Operation & Maintenance Instructions Manual
SK-2389-T	Installation, Operation & Maintenance Instructions Manual
SK-2390-B	Installation, Operation & Maintenance Instructions Manual
SuperCylinder Series	Installation, Operation And Maintenance Instructions
TAC Series	Installation, Operating, & Maintenance Instructions
TracMaster 6415 Series	Manual