Operating Cylinder: Assembly

Recommended brake fluid: 

New FMVSS No. 116 DOT3 or DOT4 

1. Install the piston spring.
   Fig 1: Separating Piston And Piston Spring

   Courtesy of SUBARU OF AMERICA, INC.
2. Insert piston into the operating cylinder.
3. Install push rod to the boot.
4. Install the boot and push rod.
   Fig 2: Identifying Boot And Push Rod

   Courtesy of SUBARU OF AMERICA, INC.