B1, B3 BRAKE AND F1, F2 ONE-WAY CLUTCH INSPECTION

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1. Using vernier calipers, measure the free length of the piston return spring.

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  B3 brake return spring free length

  Standard: 15.72 mm {0.62 in}

  • If it less than the specification, replace the piston return spring with a new one.

2. Inspect the lining of all drive plates. (B3)

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  • If the lining is flaking or has changed color, or if it is worn or the print mark is wearing away, replace it with a new drive plate.
  • When replacing, inspect the contact surfaces between the retaining plate, driven plate and drive plate.
  • If they are scratched or have changed color, replace with new parts.

  Note
  • Before replacing with new drive plates, soak them at least 2 h in ATF.

3. Using vernier calipers, measure the free length of the piston return spring.

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  B1 brake return spring free length

  Standard: 17.05 mm {0.67 in}

  • If it less than the specification, replace the piston return spring with a new one.

4. Inspect the lining of all drive plates. (B1)

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  • If the lining is flaking or has changed color, or if it is worn or the print mark is wearing away, replace it with a new drive plate.
  • When replacing, inspect the contact surfaces between the retaining plate, driven plate and drive plate.
  • If they are scratched or have changed color, replace with new parts.

  Note
  • Before replacing with new drive plates, soak them at least 2 h in ATF.

5. Verify that the F1 one-way clutch rotates when the bearing race is secured and rotated clockwise, and that it does not rotate when the bearing race is rotated counterclockwise.

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6. Verify that the F2 one-way clutch rotates when the clutch hub is secured and rotated clockwise, and that it does not rotate when the clutch hub is rotated counterclockwise.

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