3585 Elite Series Manual
Page 6
Tighten securely. Rotate about 1/4 turn until the spring releases and snaps the nut ring against the trolley (Figure 1). Liftmaster Synchro Drive • Cut tape from the top of the motor unit. • Place rail onto the bolt mounted on the motor unit and align... tight against the trolley (Figure 3). This extends the spring for optimum belt tension. Do not use only these bolts/fasteners! ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until instructed to do so. • Remove the bolt and lock ...
Tighten securely. Rotate about 1/4 turn until the spring releases and snaps the nut ring against the trolley (Figure 1). Liftmaster Synchro Drive • Cut tape from the top of the motor unit. • Place rail onto the bolt mounted on the motor unit and align... tight against the trolley (Figure 3). This extends the spring for optimum belt tension. Do not use only these bolts/fasteners! ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until instructed to do so. • Remove the bolt and lock ...