Transmission Case Reseal

For information on Ford Color Coded Illustrations refer to OEM COLOR CODING

Special Tool(s) / General Equipment 

Courtesy of FORD MOTOR COMPANY	100-001 (T50T-100-A) Slide Hammer
Courtesy of FORD MOTOR COMPANY	205-153 (T80T-4000-W) Handle
Courtesy of FORD MOTOR COMPANY	303-D020 (D80L-100-R) Collet, 7/8 to 1
Courtesy of FORD MOTOR COMPANY	307-346 (T97T-7902-A) Retainer, Torque Converter TKIT-1998-LM (NavigatoR) TKIT-1997-F/FLM/LT
Courtesy of FORD MOTOR COMPANY	307-575 Converter Seal Installer TKIT-2006UF-FLM TKIT-2006UF-ROW
Courtesy of FORD MOTOR COMPANY	307-580 Holding Fixture TKIT-2006UF-FLM TKIT-2006UF-ROW
Courtesy of FORD MOTOR COMPANY	307-582A Cover Axle Seal Installer TKIT-2008AS-FLM
Courtesy of FORD MOTOR COMPANY	307-585 Support seal installer TKIT-2006UF-FLM TKIT-2006UF-ROW
Puller
Wooden Block

Materials 

Repair 

1. Remove the transmission. Refer to: Transmission .
2. For information on component views and base part numbers. Refer to: Transmission Description .
3. Using the special tool, install the transmission onto the bench. Use Special Service Tool: 307-580 Holding Fixture.

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4. Remove the special tool. Use Special Service Tool: 307-346 (T97T-7902-A) Retainer, Torque Converter.

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5. NOTE: The torque converter is heavy. Be careful not to drop it or damage will result.
   NOTE: Only thread the bolts 6 to 8 turns or do not exceed 12 mm (0.472 in) into the torque converter. If the bolts are threaded too far, damage to the torque converter clutch surface can occur causing torque converter failure.

   Install two 10 mm x 1.50 bolts into the torque converter 6 to 8 turns to assist in handling the torque converter and remove the torque converter.

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6. Remove and discard the halfshaft seal from the transmission case.

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7. NOTE: FWD vehicles

   Remove and discard the halfshaft seal from the torque converter housing.

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8. Remove and discard the torque converter hub seal from the torque converter housing. Use the General Equipment: Puller

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9. NOTE: Note the location of the studbolts for assembly.

   Remove the studbolts, bolts and the main control cover.

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10. Disconnect the TSS sensor electrical connector.

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11. Remove the cover assembly bolts.

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12. Remove the cover assembly and carefully route the TSS sensor wiring harness and electrical connector out of the transmission case.

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13. Remove the cover assembly gasket.

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14. Remove the No. 1 cover assembly thrust bearing.

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15. Remove the overdrive/direct clutch hub and turbine shaft assembly.

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16. Remove No. 3 rear sun gear thrust bearing.

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17. Remove the intermediate clutch shell and sun gear assembly.

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18. Remove the intermediate clutch assembly.

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19. NOTE: The location of the tab on the bottom pressure plate is aligned with the gap for the low One-Way Clutch (OWC) snap ring.

    Remove the low/reverse clutch assembly.

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20. Remove the rear planetary carrier and center ring gear assembly.

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21. Remove the No. 6 center sun gear and the No. 5 center/rear planetary thrust bearings.

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22. Remove the center planetary sun gear.

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23. Remove the center planetary carrier and front ring gear assembly.

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24. Remove the No. 7 center sun gear and the No. 8 front/center planetary gear assembly thrust bearings.

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25. Remove the front planetary carrier and rear ring gear assembly.

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26. Remove the front planetary sun gear and shell assembly.

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27. Remove the No. 10 front sun gear thrust bearing.

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28. Remove the front planetary carrier hub assembly.

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29. Remove the No. 11 support assembly thrust bearing.

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30. Remove the 19 torque converter housing bolts.

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31. NOTE: Carefully pry on the transmission torque converter housing and the case to separate the torque converter housing from the case. Do not pry up on the silicone sealant mating surfaces, damage to the mating surfaces may occur. Carefully lift the torque converter housing off the dowel pins.

    Carefully pry the torque converter housing off the transmission case just enough to break the seal of the silicone and remove the torque converter housing from the transmission case.

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32. Remove and discard the pump-to-case seal.

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33. Remove and discard the stator support assembly seal.

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34. Remove and discard the input shaft seal. Use Special Service Tool: 100-001 (T50T-100-A) Slide Hammer., 303-D020 (D80L-100-R) Collet, 7/8 to 1.

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35. Install a new input shaft seal on the special tool. Use Special Service Tool: 307-585 Support seal installer.

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36. Using the special tool, install the input shaft seal. Use Special Service Tool: 307-585 Support seal installer.

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37. Install a new stator support assembly seal.

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38. Install a new pump-to-case seal.

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39. NOTE: Do not use metal scrapers, wire brushes, power abrasive discs, or other abrasive means to clean sealing surfaces. These tools cause scratches and gouges which make leak paths.

    Make sure that the mating faces are clean and free of foreign material. Refer to: RTV Sealing Surface Cleaning and Preparation .

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40. NOTE: Make sure the sealing surface of both the transmission case and the torque converter housing are clean, dry and free of oil or the silicone will not seal the transmission case.

    Apply a bead of silicone sealant to the machined surface of the transmission case.

    Material

    : Motorcraft® Ultra Silicone Sealant / TA-29

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41. NOTE: Install the 2 studbolts in the correct location as noted during disassembly.
    NOTE: Hand tighten the bolts only.

    Install the torque converter housing on top of the transmission case and install the bolts.

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42. NOTE: The studbolts are 1 and 16 in the tightening sequence.

    Tighten the bolts in the sequence shown.

    Torque

    : 24 lb.ft (32 Nm)

    Fig 1: Torque Converter Housing Bolts Tightening Sequence

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43. Install the No. 11 stator support thrust bearing.

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44. Install the front planetary carrier hub.

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45. Install the No. 10 front sun gear thrust bearing.

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46. Install the front sun gear and shell assembly.

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47. Install the front carrier and rear ring gear assembly.

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48. Install the No. 8 front/center planetary gear assembly and the No. 7 center sun gear thrust bearings.

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49. Install the center planetary carrier and front ring gear assembly.

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50. NOTE: The groove on the center sun gear is installed facing up.

    Install the center planetary sun gear.

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51. Install the No. 6 center sun gear and the No. 5 center/rear planetary thrust bearings.

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52. Install the rear planetary gear carrier assembly.

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53. NOTE: Failure to align the tab on the bottom of the low/reverse pressure plate with the gap in the low One-Way Clutch (OWC) snap ring may result in damage to the transmission.

    Install the low/reverse clutch pressure plate.

    1. Make sure the tab on the bottom of the pressure plate fits in the gap of the low One-Way Clutch (OWC) snap ring.
    2. Install the low/reverse clutch pressure plate.

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54. Measure the depth of the low/reverse clutch pressure plate where the tab fits into the gap of the low One-Way Clutch (OWC) snap ring and directly across from it. If the pressure plate is seated correctly, the depth should be the same. If the depths are different, rotate the snap ring so that the gap fits around the tab on the pressure plate.

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55. Soak the clutch plates.

    Material

    : Motorcraft® MERCON® LV Automatic Transmission Fluid / XT-10-QLVC (WSS-M2C938-A) (MERCON® LV,)

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56. Install the low/reverse clutch.

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57. NOTE: When the low/reverse clutch is correctly installed, the wave spring is on top.

    Install the low/reverse clutch wave spring and pressure plate.

    1. Wave spring
    2. Pressure plate

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58. Install the intermediate clutch pressure plate.

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59. Soak the clutch plates.

    Material

    : Motorcraft® MERCON® LV Automatic Transmission Fluid / XT-10-QLVC (WSS-M2C938-A) (MERCON® LV,)

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60. Install the intermediate clutch pack assembly.

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61. Install the intermediate clutch pack wave spring.

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62. Install the rear sun gear and shell assembly.

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63. Install the No. 3 rear sun gear thrust bearing.

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64. Install the overdrive/direct clutch hub and turbine shaft assembly.

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65. Install the No. 1 cover assembly thrust bearing.

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66. Install the cover assembly gasket.

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67. Route the TSS sensor harness through the transmission case to the valve body area and install the cover assembly.

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68. Install the cover assembly bolts and tighten the bolts in the sequence shown.

    Torque

    : 106 lb.in (12 Nm)

    Fig 2: Transmission Case Cover Assembly Bolts Tightening Sequence

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69. Connect the TSS sensor electrical connectors.

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70. Inspect the transmission main control cover seal for damage and install new if necessary.

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71. NOTE: Install the studbolts in the correct locations as noted during disassembly.

    Install the transmission main control cover and install the studbolts and the bolts.

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72. Tighten the main control cover studbolts and the bolts in the sequence shown.

    Torque

    : 106 lb.in (12 Nm)

    Fig 3: Main Control Cover Studbolts Tightening Sequence

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73. Install a new torque converter hub seal on the special tool. Use Special Service Tool: 307-575 Converter Seal Installer.

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74. NOTE: Support the torque converter housing using blocks of wood, or damage to the torque converter housing may occur.

    Using the special tool, install the torque converter hub seal in the torque converter housing. Use Special Service Tool: 307-575 Converter Seal Installer. Use the General Equipment: Wooden Block

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75. NOTE: FWD vehicles

    Install a new RH halfshaft seal on the special tool. Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 307-582A Cover Axle Seal Installer.

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76. NOTE: Support the torque converter housing using blocks of wood, or damage to the torque converter housing may occur.

    Using the special tool, install the RH halfshaft seal in the torque converter housing. Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 307-582A Cover Axle Seal Installer. Use the General Equipment: Wooden Block

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77. Install a new halfshaft seal on special tool. Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 307-582A Cover Axle Seal Installer.

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78. Using the special tool, install the halfshaft seal in the transmission case. Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 307-582A Cover Axle Seal Installer.

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79. NOTE: Only thread the bolts 6 to 8 turns or do not exceed 12 mm (0.472 in) in the torque converter. If the bolts are threaded too far, damage to the torque converter clutch surface can occur, causing torque converter failure.

    Install two 10 mm x 1.50 bolts into the torque converter 6 to 8 turns to assist in handling the torque converter and install the torque converter in the transmission.

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80. Install the special tool. Use Special Service Tool: 307-346 (T97T-7902-A) Retainer, Torque Converter.

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81. Install the transmission. Refer to: Transmission .