Ford Mustang Service Manual: Disassembly

Disassembly

1. Inspect the clutch cylinder thrust surfaces, piston bore and clutch plate serrations for scores or burrs. Minor scores or burrs may be removed with crocus cloth. Install a new clutch cylinder if it is badly scored or damaged.

2. Check the fluid passage in the clutch cylinder for obstructions. Clean out all the fluid passages.

Inspect the clutch piston for scores and install a new piston if necessary. Inspect check balls for freedom of movement and correct seating.

3. Check the clutch release spring for distortion and cracks. Install a new spring (including wave spring) if distorted or cracked.

4. Inspect the composition clutch plates, steel clutch plates and clutch pressure plate for worn or scored bearing surfaces. Install new parts if they are deeply scored or burred.

5. Check the clutch plates for flatness and fit on clutch hub serrations. Discard any plate that does not slide freely on serrations or that is not flat.

6. Check the clutch hub thrust surfaces for scores and clutch hub splines for wear.

7. NOTE: The forward clutch hub may remain in the shell during disassembly.

Remove the forward clutch hub and the No. 3 forward clutch hub front bearing.

8. NOTE: To aid handling, the forward clutch assembly may be set in


8. NOTE: To aid handling, the forward clutch assembly may be set in the extension housing or a hole in the work bench.

Remove the forward clutch pack selective retaining ring.

9. Remove the following components.


9. Remove the following components.

1. Remove the pressure plate.

2. Remove the clutch pack.

3. Remove the pressure spring.

10. CAUTION: Apply only enough pressure to release pressure on the


10. CAUTION: Apply only enough pressure to release pressure on the retaining ring. If too much pressure is applied, the spring may break.

Using the special tool, remove the forward clutch retaining ring.

11. Slowly release the press and remove the forward clutch from the press.


11. Slowly release the press and remove the forward clutch from the press.

12. Remove the forward clutch retainer and the return spring.

13. NOTE: Air pressure may be required to remove the forward clutch


13. NOTE: Air pressure may be required to remove the forward clutch piston.

Remove the forward clutch piston.

14. Remove the inner and outer forward clutch piston seals.


14. Remove the inner and outer forward clutch piston seals.

15. NOTE: The seals are solid seals, however, when installing new


15. NOTE: The seals are solid seals, however, when installing new seals use scarf-cut seals.

Remove the forward clutch input shaft seals.

16. Make sure the check ball in the clutch cylinder is free and clean. Check


16. Make sure the check ball in the clutch cylinder is free and clean. Check for correct seating.

Assembly


    Forward Clutch Cylinder
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Assembly
    Disassembly 1. Inspect the clutch cylinder thrust surfaces, piston bore and clutch plate serrations for scores or burrs. Minor scores or burrs may be removed with crocus cloth. Install a new clutch ...

    Other materials:

    Cruise Control
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    Symptom Chart
    Inspection and Verification 1. Verify the customer concern by operating the engine to duplicate the condition. 2. Visually inspect for obvious signs of mechanical damage. Refer to the following chart. Visual Inspection Chart Mechanical ...

    Shift Patterns
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque converter clutch control Line pressure controls The transm ...