Clutch Drum & Input Shaft Assembly Disassembly

Clutch Drum & Input Shaft Assembly Disassembly
Reference: Automatic Transmission Assembly (with Transfer) Dismounting and Remounting
Reference: Automatic Transmission Unit Disassembly
Reference: Clutch Drum & Input Shaft Assembly Components

1. Place oil pump (1) onto torque converter (2), and then place clutch drum and input shaft assembly (3) onto oil pump (1).





2. Remove snap ring (1) from clutch drum and input shaft assembly (2) by using flat end rod or the like.





3. Remove reverse clutch hub (1) with reverse clutch reaction sleeve, clutch cushion plate, reverse clutch flange, 4 reverse clutch discs and 3 reverse clutch plates from clutch drum assembly.





4. Remove reverse clutch reaction sleeve (1) from reverse clutch hub.





5. Remove clutch cushion plate (1), reverse clutch flange F, reverse clutch plates P and reverse clutch discs D from reverse clutch hub.





6. Remove direct clutch hub (1) from clutch drum assembly.





7. Remove 2 thrust needle roller bearings (1) from direct clutch hub.





8. Remove forward clutch hub (1) from clutch drum assembly.





9. Remove thrust bearing race No.2 (1) and thrust bearing race (2) from forward clutch hub.





10. Remove thrust needle roller bearing (1) from clutch drum assembly.





11. Remove input shaft assembly (1) from clutch drum assembly.





12. Remove 3 oil seal rings (1) from input shaft assembly.





13. Remove snap ring (1) from input shaft assembly (2) by using flat end rod or the like.





14. Remove forward clutch flanges F, forward clutch discs D and forward clutch plates P from input shaft assembly.





15. Compress clutch balancer No.1 and forward clutch return spring (1) until the clutch balancer No.1 is lowered to the place 1 - 2 mm (0.039 - 0.078 inch) from the snap ring groove by using special tool and hydraulic press, and then remove snap ring (2).

CAUTION: Be careful when applying pressure, for overpressure will cause forward clutch return spring to deform.

NOTE: Set special tool to the width of a 68 mm (2.652 inch) as shown in figure.

Special Tool
(A): 09926-96520





16. Remove clutch balancer No.1 (1) and forward clutch return spring (2) from input shaft assembly.





17. Remove forward clutch piston (1) from input shaft assembly (2) by applying compressed air (392 kPa, 4.0 kg/cm2, 57 psi) into oil hole (3) of input shaft assembly as shown in figure.





18. Remove reverse clutch flange (1) from clutch drum assembly (2).





19. Remove 2 snap rings (1) from clutch drum assembly (2) by using flat end rod or the like.





20. Remove direct clutch flange F, direct clutch plates P and direct clutch discs D from clutch drum assembly.





21. Compress clutch balancer No.3 and reverse clutch return spring (1) until the clutch balancer No.3 is lowered to the place 1 - 2 mm (0.039 - 0.078 inch) from the snap ring groove by using special tool and hydraulic press, and then remove snap ring (2).

CAUTION: Be careful when applying pressure, for overpressure will cause reverse clutch return spring to deform.

Special Tool
(A): 09926-96040





22. Remove reverse clutch return spring (1) and O-ring (2) from reverse clutch piston.





23. Remove reverse clutch piston sub assembly from clutch drum sub assembly (1).





24. Compress clutch balancer No.2 and direct clutch return spring (1) until the clutch balancer No.2 is lowered to the place 1 - 2 mm (0.039 - 0.078 inch) from the snap ring groove by using special tool and hydraulic press, and then remove snap ring (2).

CAUTION: Be careful when applying pressure, for overpressure will cause direct clutch return spring to deform.

Special Tool
(A): 09926-96040





25. Using 2 screw drivers, remove direct clutch piston sub assembly (1) from clutch drum.





26. Remove clutch balancer No.2 (1) and direct clutch return spring (2) from direct clutch piston sub assembly.