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Accumulator Assembly: Removal

  1. Raise and support the vehicle. Remove the transmission oil pan and filter. See DRAINING & REFILLING  under LUBRICATION.
    2. NOTE: The 1-2 accumulator can be removed without removing the control valve assembly.
  2. Remove the control valve body. See VALVE BODY & PRESSURE SWITCH . Remove the accumulator cover retaining bolts. See Figure.
  3. Remove the 1-2 accumulator cover assembly. Disassemble the 1-2 accumulator. Blow compressed air into the 1-2 accumulator cover, as shown, to remove the 1-2 accumulator piston. See Figure. Remove the 1-2 accumulator inner and outer springs.
  4. Inspect the 1-2 accumulator inner and outer springs for cracks. Remove the 1-2 accumulator piston seal (1) from the 1-2 accumulator piston. See Figure. Inspect the 1-2 accumulator piston for the following defects: Porosity, cracks, scoring, nicks and scratches.
  5. Inspect the 1-2 accumulator cover for the following defects: Porosity, cracks, scoring, nicks and scratches. See Figure. Remove the spacer plate support retaining bolts. See Figure.
  6. Use care not to drop the following items that will be removed along with the spacer plate: No. 1 checkball, 3-4 accumulator spring, and the 3-4 accumulator pin.
  7. Remove the spacer plate support. See Figure. Remove the spacer plate to valve body gasket, the spacer plate and the spacer plate to transmission case gasket. Remove the 3-4 accumulator piston (2). See Figure.
  8. Inspect the 3-4 accumulator spring for cracks. Remove the 3-4 accumulator piston seal (1) from the 3-4 accumulator piston. See Figure. Inspect the 3-4 accumulator piston for the following defects: Porosity, cracks, scoring, nicks and scratches.
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