UNDERDRIVE Clutch: Disassembly

REMOVE UNDERDRIVE CLUTCH FLANGE NO.1 HOLE SNAP RING
1. Using a screwdriver, remove the underdrive clutch flange No.1 hole snap ring from the underdrive clutch drum sub-assembly.
  
  Fig 1: Removing Underdrive Clutch Flange Hole Snap Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE UNDERDRIVE CLUTCH DISC NO.1
1. Remove the flange, 3 underdrive clutch disc No. 1s and 3 plates from the underdrive clutch drum sub-assembly.
  
  Fig 2: Removing Underdrive Clutch Disc
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE UNDERDRIVE RETURN SPRING SHAFT SNAP RING
1. Using SST and a press, compress the return spring retainer.
  SST 09350-32014 (09351-32070)
2. Using snap ring pliers, remove the underdrive return spring shaft snap ring.
3. Remove the SST.
  
  Fig 3: Removing Underdrive Return Spring Shaft Snap Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE UNDERDRIVE CLUTCH RETURN SPRING SUB-ASSEMBLY
1. Remove the underdrive clutch return spring sub-assembly and underdrive clutch return spring plate from the underdrive clutch drum sub-assembly.
  
  Fig 4: Removing Underdrive Clutch Return Spring Sub-Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE UNDERDRIVE CLUTCH PISTON SUB-ASSEMBLY
1. Install the underdrive clutch to the transaxle case.
  HINT:
  
  Before installing the clutch, install the oil seal rings to the transaxle case.
2. Apply compressed air into the oil passage of the case, and remove the underdrive clutch piston sub-assembly from the underdrive clutch drum sub-assembly.
  
  Fig 5: Removing Underdrive Clutch Piston Subassembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. If the piston does not pop out with compressed air, use needle-nose pliers to remove it.
4. Using a screwdriver, remove the 2 underdrive clutch piston O-rings from the underdrive clutch piston sub-assembly.
INSPECT UNDERDRIVE CLUTCH DISC NO.1 (See INSPECTION )
INSPECT UNDERDRIVE CLUTCH PISTON SUB-ASSEMBLY (See INSPECTION )
INSPECT UNDERDRIVE CLUTCH DRUM SUB-ASSEMBLY (See INSPECTION )