Od Planetary Gear, Od Direct Clutch & Od One-Way Clutch: Reassembly

1. Install 4 plugs in planetary gear holes (if applicable). Install thrust washer to OD planetary gear with grooved side facing upward. Install one-way clutch in outer race with open end of retainers facing upward. Install retainer on both sides of one-way clutch. Install one-way clutch assembly. Install thrust washer and snap ring.
2. Coat NEW "O" rings with ATF and install on OD direct clutch piston. Carefully press direct clutch piston into clutch drum. Using spring compressor, compress piston return spring and install snap ring. Ensure end gap of snap ring is not aligned with spring seat claw.
3. Install cushion plate. Install flange with rounded edge facing upward. Install snap ring. Ensure end gap of snap ring is not aligned with cutout portion of clutch drum. Install disc, OD brake hub and snap ring. Ensure end gap of snap ring is not aligned with cutout portion of drum.
4. Recheck piston stroke of OD direct clutch. If piston stroke is less than specified, check for incorrect reassembly of components. Install race and thrust bearing on OD planetary gear. Install direct clutch assembly on OD planetary gear.
5. Rotate and push OD planetary gear to mesh splines of planetary gear with flukes of disc. Check one-way clutch operation. Hold OD direct clutch drum and rotate input shaft. Input shaft should rotate freely in clockwise direction and lock in counterclockwise direction. See Fig 1 .

Fig 1: Checking One-Way Clutch Operation

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.