CH28: Hydraulic Fundamentals

         

Pressure Regulation

 

 

Front Servo

 

 

Control Valves

 

         

Spool Valves

 

 

Spool Valve Types

 

 

Orifice Control Valves

 

    AT20   AT22

Orifices

 

 

Hydraulic Transmission: Primary Regulator and Line Pressure

 

 

Hydraulic Transmission: Secondary Regulator and Converter Pressure

 

AT21        

Hydraulic Transmission: Shift Valve Operation