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Home >> Suzuki >> 1995 >> Sidekick JS, 2D Utility, Automatic, 3L30 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Overhaul - Aw03-72LE >> Component Disassembly & Reassembly >> Center Support Assembly >> Disassembly
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Center Support Assembly: Disassembly

  1. Remove snap ring from end of sun gear shaft. Remove planetary sun gear with No. 1 one-way clutch from center support. Repeat procedure used in direct clutch disassembly to check No. 1 brake piston stroke. Piston stroke should be .025-.068" (.64-1.73 mm). If piston stroke is not as specified, inspect discs. See Fig 1 .
  2. Remove snap ring from front of center support. Remove flange, disc(s) and plate(s). See Fig 2 . Using appropriate spring compressor, compress piston return spring. Remove snap ring. Remove piston return spring.
  3. Hold No. 1 brake piston and apply air pressure to center support oil hole to remove No. 1 brake piston. See Fig 1 . Remove "O" rings and oil sealing rings. Turn center support over.
  4. Check No. 2 brake piston stroke. Repeat test procedure used previously for checking piston stroke on No. 1 brake piston. See Fig 3 . Piston stroke should be .040-.089" (1.02-2.26 mm). If piston s stroke is not as specified, inspect discs. Remove rear snap ring, flange, discs and plates. Note location and number of components. See Fig 4 .
  5. Using appropriate spring compressor and press, compress piston return spring. Remove snap ring. Remove piston return spring. Hold No. 2 brake piston and apply air pressure to center support oil hole to remove No. 2 brake piston. See Fig 3 . Remove "O" rings.
  6. Hold No. 1 one-way clutch and rotate planetary gear. Sun gear should rotate freely in counterclockwise direction and lock in clockwise direction. See Fig 5 . If component does not test as described, one-way clutch requires replacement. Loosen staked part of rear side retainer. Remove No. 1 one-way clutch and 2 retainers from outer race. See Figure . Using a pin punch and hammer, remove front side retainer. Remove oil sealing rings from sun gear.
  7. Remove thrust washer from front planetary gear. Hold one-way clutch inner race and rotate planetary gear. Planetary gear should rotate freely in counterclockwise direction and lock in clockwise direction. See Figure . Remove one-way clutch inner race. Remove snap ring, one-way clutch and 2 retainers. See Figure .
Fig 1: Measuring No. 1 Brake Piston Stroke
G93J23837Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Fig 2: Exploded View Of No. 1 Brake Components
G93A23838Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Fig 3: Measuring No. 2 Brake Piston Stroke
G93B23839Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Fig 4: Exploded View Of No. 2 Brake Components
G93E23840Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Fig 5: Checking No. 1 One-Way Clutch Operation
G95H20161Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
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