Clutch Drum & Input Shaft Assembly Disassembly

Reference: AUTOMATIC TRANSMISSION ASSEMBLY 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).
   Fig 1: Identifying Oil Pump, Torque Converter & Input Shaft Assembly

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

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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.
   Fig 3: Identifying Reverse Clutch Hub

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4. Remove reverse clutch reaction sleeve (1) from reverse clutch hub.
   Fig 4: Identifying Reverse Clutch Reaction Sleeve

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5. Remove clutch cushion plate (1), reverse clutch flange "F", reverse clutch plates "P" and reverse clutch discs "D" from reverse clutch hub.
   Fig 5: Identifying Clutch Cushion Plate

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6. Remove direct clutch hub (1) from clutch drum assembly.
   Fig 6: Identifying Direct Clutch Hub

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7. Remove 2 thrust needle roller bearings (1) from direct clutch hub.
   Fig 7: Identifying Thrust Needle Roller Bearings

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8. Remove forward clutch hub (1) from clutch drum assembly.
   Fig 8: Identifying Forward Clutch Hub

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9. Remove thrust bearing race No. 2 (1) and thrust bearing race (2) from forward clutch hub.
   Fig 9: Identifying Thrust Bearing Race

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10. Remove thrust needle roller bearing (1) from clutch drum assembly.
    Fig 10: Identifying Thrust Needle Roller Bearing

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11. Remove input shaft assembly (1) from clutch drum assembly.
    Fig 11: Identifying Input Shaft Assembly

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12. Remove 3 oil seal rings (1) from input shaft assembly.
    Fig 12: Identifying Oil Seal Rings

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

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14. Remove forward clutch flanges "F", forward clutch discs "D" and forward clutch plates "P" from input shaft assembly.
    Fig 14: Identifying Clutch Discs

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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 in.) 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 in.) as shown in figure.

    Special Tool 

    1. 09926-96520 
       Fig 15: Removing Snap Ring

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16. Remove clutch balancer No. 1 (1) and forward clutch return spring (2) from input shaft assembly.
    Fig 16: Identifying Clutch Balancer & Forward Clutch Return Spring

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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.
    Fig 17: Removing Forward Clutch Piston

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18. Remove reverse clutch flange (1) from clutch drum assembly (2).
    Fig 18: Removing Reverse Clutch Flange

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

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20. Remove direct clutch flange "F", direct clutch plates "P" and direct clutch discs "D" from clutch drum assembly.
    Fig 20: Identifying Clutch Plates

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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 in.) 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 

    1. 09926-96040 
    Fig 21: Removing Snap Ring

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22. Remove reverse clutch return spring (1) and O-ring (2) from reverse clutch piston.
    Fig 22: Identifying Reverse Clutch Return Spring & O-Ring

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23. Remove reverse clutch piston sub assembly from clutch drum sub assembly (1).
    Fig 23: Identifying Clutch Drum Sub Assembly

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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 in.) 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 

    1. 09926-96040 
    Fig 24: Removing Snap Ring

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25. Using 2 screw drivers, remove direct clutch piston sub assembly (1) from clutch drum.
    Fig 25: Identifying Direct Clutch Piston Sub Assembly

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26. Remove clutch balancer No. 2 (1) and direct clutch return spring (2) from direct clutch piston sub assembly.
    Fig 26: Identifying Clutch Balancer No. 2 & Direct Clutch Return Spring

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