What height should I set the Ex N' Flex ? The height adjustment for the Ex N' Flex will be dependant on the chair from which you are working. Always be sure to have the elbow at a lower than the shoulder. How far away from my chair should the Ex N' Flex be placed ? Once again, the distance to set the machine away from your chair will vary with the type of chair from which being used, as well as, with the arm length. Due to the design of the base the unit will be able to fit into the chair from several different angles. The distance away from the chair will usually be determined by the individuals flexibility and joint mobility capabilities. If the persons arm is more contracted and has a decreased range of movement then the unit will have to placed closer in to the chair. IMPORTANT: THE ELBOW SHOULD NOT FULLY EXTEND TO A LOCKED POSITION. When should I try to work my muscles to override the motor ? During your first week of use it is recommended to use only the passive motion. This allows your body time to adjust and re-establish the movement patterns which may have been interrupted for an extended period of time. Once you have achieved a smooth orbital movement pattern, it is time to begin active work. SHOULD YOU HAVE QUESTIONS OR REQUIRE FURTHER INFORMATION, PLEASE CONTACT US: