RobotHS180 / HS220 / HS160L5. Maintenance5.1. Injecting Grease after Replacing Grease or Replacing the Reducer5.1.13. Inlet and Outlet of the Gearbox of the Arm FrameOn this page5.1.13. Inlet and Outlet of the Gearbox of the Arm Frame5.1.13. Inlet and Outlet of the Gearbox of the Arm Frame Figure 5.7 Grease Inlet and Outlet of the Arm Frame