These documents are in Adobe Acrobat® format. After you download them, you will be able to view or print them in color or in black and white. If you do not have an Acrobat Reader on your system, obtain it free from Adobe. You can download it at this link. Please refer to the Service Guide that was shipped with the unit. If you do not have a Service Guide and you would like one please contact us. When you do, it is most helpful if you have the actuator serial number available. This is a number with a "P" prefix and is a metal tag or inscribed directly on the front cap. Service Guides: VecTac VT Eliminator HD MT Precision StrongArm SL Lubrication Methods: Metered Oil System Oil/Air Mist for Ambient Temperatures < 110° and > 110° SL2 Lube and Load Chart SL3 Lube and Load Chart SL4 Lube and Load Chart Belt Tensioning Methods: Trapezoidal | HTD | HPT Wiring Diagrams: Hall Effect and Reed Limit Switches A-955 ESxx and ELSxx (3) Switch A-1631 ELSxx (5) Switch A-1665 ESxx-E with Heidenhain Encoder LS406 A-1520 ESxx-E with Gurly Precision Encoder 8214 A-1520 ESxx-E with Gurly Precision Encoder R137 Warranty: Warranty