D-8 4–27 RANGE SECOND GEAR CIRCUIT LOCK-UP OFF Lub. Pressure Throttle Pressure Line Pressure Governor Pressure 1 2 3 Oil Cooler By-pass Lock Up Relay Valve Torque Converter Lock-Up Signal Valve Second Coast Modulator Valve Throttle Valve Primary Regulator Valve Secondary Regulator Valve Governor Valve Manual Valve Cut-Back Valve 1-2 Shift Valve 2-3 Shift Valve Low Coast Modulator Valve Accumulator B3 B2 B1 B0 C0 C1 C2 F1 F0