TM 9--2520--215--34 0005 00--18 THEORY OF OPERATION -- CONTINUED 0005 00 HYDRAULIC SYSTEM – Continued Action Of Hydraulic System In Reverse Range, Converter Drive, Right Steer – Continued SHIFT INHIBITOR LEFT APPLY STEER VALVE BODY ASSY STEER CLUTCH COOLANT LEFT--STEER CLUTCH SELECTOR VALVE RELIEF VALVE (50 PSI) FILTER RIGHT APPLY TO REVERSE--RANGE CLUTCH TO LOW--RANGE CLUTCH TO HIGH-- RANGE CLUTCH PUMP TURBINE CONVERTER TO COOLER FROM COOLER FILTER GOVERNOR PRESSURE SECTION B--B STEER DRIVE SHAFT LUBRICATION PRESSURE REGULATOR (5--30 PSI) TO LUBRICATION SYSTEM TO LOCKUP CLUTCH ENGINE MANIFOLD VACUUM CONNECTION GOVERNOR PITOT TUBE RIGHT--STEER CLUTCH B B TO INTERMEDIATE--RANGE CLUTCH OUTPUT DRIVEN PRESSURE PUMP TO RESERVOIR CONVERTER LOCKUP TIMER VALVE CONVERTER LOCKUP RELAY VALVE FROM RESERVOIR MAIN STEER SUPPPLY CONVERTER--IN CONVERTER--OUT COOLER LUBRICATION DENOTES RETURN TO RESERVOIR INPUT DRIVEN PRESSURE PUMP GOVERNOR LEFT STEER REVERSE RANGE R Hydraulic System, Reverse Range--Right Steer--Schematic View MAIN--PRESSURE REGULATOR VALVE (120--180 PSI IN NEUTRAL, HIGH AND INTERMEDIATE) COOLER BY--PASS VALVE (80 PSI) RELIEF VALVE (50 PSI) STEER CLUTCH PRESSURE REGULATOR VALVE (105 PSI) CONVERTER PRESSURE REGULATOR VALVE (80 PSI)