2-4 Servo: Disassembly

Remove the second apply piston retainer from the 2-4 servo assembly.
1. Remove the return spring.
2. Remove the piston retainer.
  
  Fig 1: Removing Return Spring
  Courtesy of FORD MOTOR CO.
Remove the second apply piston from the second apply piston retainer.

Fig 2: Removing Second Apply Piston From Second Apply Piston Retainer
Courtesy of FORD MOTOR CO.
Remove the O-rings from the second apply piston retainer.

Fig 3: Removing O-Rings From Second Apply Piston Retainer
Courtesy of FORD MOTOR CO.
Disassemble the second apply piston.
1. Remove the E-clip.
2. Remove the 2-4 servo retainer.
3. Remove the fourth apply piston return spring.
4. Remove the apply piston shaft.
  
  Fig 4: Removing Fourth Apply Piston Return Spring
  Courtesy of FORD MOTOR CO.
Remove the D-rings from the second apply piston.

Fig 5: Removing D-Rings From Second Apply Piston
Courtesy of FORD MOTOR CO.
Remove the gasket from the fourth apply piston retainer.

Fig 6: Removing Gasket From Fourth Apply Piston Retainer
Courtesy of FORD MOTOR CO.
Remove the fourth apply piston from the fourth apply piston retainer.
- Apply compressed air to the fluid passage.
  
  Fig 7: Removing Fourth Apply Piston From Fourth Apply Piston Retainer
  Courtesy of FORD MOTOR CO.
Remove the fourth apply piston retainer O-rings.

Fig 8: Removing Fourth Apply Piston Retainer O-Rings
Courtesy of FORD MOTOR CO.
Remove the fourth apply piston D-ring.

Fig 9: Removing Fourth Apply Piston D-Ring
Courtesy of FORD MOTOR CO.