Disassembly

U241E AUTOMATIC TRANSAXLE: UNDERDRIVE CLUTCH: DISASSEMBLY

1. INSPECT PACK CLEARANCE OF UNDERDRIVE CLUTCH

(a) Install the underdrive clutch into the transaxle case.





NOTICE:
Be careful not to damage the oil seal rings.

(b) Install a dial indicator as shown in the illustration.

(c) Measure the underdrive clutch pack clearance while applying and releasing compressed air (392 kPa, 4.0 kgf/cm2, 57 psi).





Standard pack clearance:

1.51 to 1.71 mm (0.0595 to 0.0673 in.)

If the pack clearance is not as specified, inspect the discs, plates and flange.

2. REMOVE NO. 1 UNDERDRIVE CLUTCH DISC

(a) Using a screwdriver, pry out the snap ring.





(b) Remove the flange, 3 discs and 3 plates from the underdrive clutch drum.





3. REMOVE UNDERDRIVE CLUTCH PISTON SET

(a) Place SST on the clutch balancer and compress the spring with a press.





SST : 09350-32014

09351-32070

(b) Using a snap ring expander, remove the snap ring.

NOTICE:
* Stop the press when the spring sheet is lowered to the place 1 to 2 mm (0.039 to 0.078 in.) from the snap ring groove.
* This prevents the spring sheet from being deformed.
* Do not expand the snap ring excessively.

(c) Remove the clutch balancer and piston return spring from the underdrive clutch drum.





(d) Install the underdrive clutch into the transaxle case.





NOTICE:
Be careful not to damage the oil seal rings.

(e) Holding the underdrive clutch drum with your hand, apply compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil hole and remove the underdrive clutch piston.





NOTICE:
* Applying the air may cause the piston to jump out. When removing the piston, hold it using a piece of cloth.
* Do not splash ATF with the compressed air.

(f) Remove the O-ring from the underdrive clutch drum.