An integral apparatus for testing and/or cleaning a plurality of channel containing medical devices, comprising: a hollow manifold having a plurality of exhaust connectors, said manifold having at least one pressure sensor for determining the actual pressure inside manifold, and a plurality of solenoid valves located between said exhaust connectors and said channel containing medical devices, said solenoid valves operatively connected to said exhaust connectors, and capable of being operatively connected to said channel containing medical devices; an airflow line having a pressure switch and a solenoid valve, said airflow line connected to said manifold, said airflow line capable of maintaining a predetermined pressure; a microprocessor operatively connected to said airflow line pressure switch, said microprocessor also being operatively connected to said manifold pressure sensor, operatively connected to said airflow line solenoid valve, and operatively connected to said exhaust connector solenoid valve; said microprocessor, upon receiving a signal from said manifold pressure sensor detecting a pressure in said manifold, being capable of energizing said airflow line solenoid valve and also opening one or more preselected solenoid valves each connected to an individual exhaust connector so that said air in said manifold is capable of flowing into an individual channel containing medical device and therethrough; and a check valve located between said manifold and said airflow line solenoid valve, and between said manifold and said pressure regulator of said airflow line wherein the microprocessor is adapted to read a flow value of an airflow measurement device of the airflow line. a hollow manifold having a plurality of exhaust connectors, said manifold having at least one pressure sensor for determining the actual pressure inside manifold, and a plurality of solenoid valves located between said exhaust connectors and said channel containing medical devices, said solenoid valves operatively connected to said exhaust connectors, and capable of being operatively connected to said channel containing medical devices; an airflow line having a pressure switch and a solenoid valve, said airflow line connected to said manifold, said airflow line capable of maintaining a predetermined pressure; a microprocessor operatively connected to said airflow line pressure switch, said microprocessor also being operatively connected to said manifold pressure sensor, operatively connected to said airflow line solenoid valve, and operatively connected to said exhaust connector solenoid valve; said microprocessor, upon receiving a signal from said manifold pressure sensor detecting a pressure in said manifold, being capable of energizing said airflow line solenoid valve and also opening one or more preselected solenoid valves each connected to an individual exhaust connector so that said air in said manifold is capable of flowing into an individual channel containing medical device and therethrough; and a check valve located between said manifold and said airflow line solenoid valve, and between said manifold and said pressure regulator of said airflow line wherein the microprocessor is adapted to read a flow value of an airflow measurement device of the airflow line.