This manual describes the LifeCare 5000 Series Concurrent Flow Infusion System. It covers system components, system features, checkout and operation, user qualification, mode configuration, use of the syringe, connecting the data port, using the flow detector, using the callback feature, using the concurrent delivery feature, changing the fluid container, discontinuing electronic flow control or fluid administration, using the automatic backpriming feature, using the manual backpriming feature, using the emergency backpriming feature, using the syringe backpriming feature, using the infusion pump backpriming feature, using the secondary overfill option, and using the nurse callback feature.